District · Solothurn
Gäu District: municipalities in numbers
Gäu District in Solothurn has 8 municipalities and 23,418 residents across 62 km², or 378 people per km². Population: +14.8% between 2015 and 2025.
- 23,418 residents
- 8 municipalities
- 62 km²
- 378 people/km²
Records and top lists: Gäu District
All municipalities in Gäu District
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| Municipality | Population | Population change over 10 years | Population density | Area | Share of foreign nationals | Share of people aged 65 and over |
|---|---|---|---|---|---|---|
| Oensingen | 6,766 | +9.1% | 559.2 people/km² | 12.1 km² | 40.4% | 17.0% |
| Egerkingen | 4,365 | +26.6% | 629.9 people/km² | 6.9 km² | 37.9% | 18.5% |
| Wolfwil | 2,473 | +18.8% | 360.5 people/km² | 6.9 km² | 13.1% | 22.0% |
| Neuendorf | 2,412 | +17.2% | 337.8 people/km² | 7.1 km² | 18.9% | 18.5% |
| Oberbuchsiten | 2,382 | +9.1% | 254.2 people/km² | 9.4 km² | 32.0% | 16.6% |
| Kestenholz | 1,888 | +6.7% | 219.8 people/km² | 8.6 km² | 10.2% | 21.1% |
| Härkingen | 1,763 | +15.0% | 316.5 people/km² | 5.6 km² | 16.3% | 17.2% |
| Niederbuchsiten | 1,369 | +22.0% | 249.4 people/km² | 5.5 km² | 21.3% | 18.0% |
Gäu District compared with the region and the country
Population-weighted averages for rates; totals for counts.
| Indicator | Gäu District | Solothurn | Switzerland | Rank among districts |
|---|---|---|---|---|
| Population | 23,418 | 291,583 | 9,127,125 | ranked 102 of 137 |
| Population density | 377.7 people/km² | 371.2 people/km² | 232.4 people/km² | ranked 48 of 137 |
| Area | 62.0 km² | 785.5 km² | 39,266 km² | ranked 124 of 137 |
| Population change over 10 years | 14.8% | 9.4% | 9.6% | ranked 15 of 137 |
| Elevation | 441 m | 459 m | 522 m | ranked 103 of 137 |
| Share of foreign nationals | 28.6% | 25.9% | 27.7% | ranked 38 of 137 |
| Share of people aged 65 and over | 18.3% | 21.7% | 19.8% | ranked 116 of 137 |
| Dwellings | 11,229 | 148,900 | 4,927,050 | ranked 111 of 137 |
| Dwellings in buildings built before 1946 | 18.4% | 22.0% | 22.4% | ranked 96 of 137 |
| Dwellings in buildings built since 2001 | 33.0% | 21.9% | 24.6% | ranked 21 of 137 |
| Share of single-family houses among residential buildings | 69.3% | 70.1% | 56.9% | ranked 53 of 137 |
| Oil or gas heating systems | 65.7% | 72.7% | 61.7% | ranked 39 of 137 |
| Heat pumps as main heating | 16.1% | 11.4% | 15.5% | ranked 54 of 137 |
| Wood heating systems | 7.7% | 8.1% | 9.3% | ranked 99 of 137 |
| District heating | 3.1% | 2.7% | 7.3% | ranked 81 of 137 |
| Photovoltaic installations | 907 | 11,211 | 329,600 | ranked 112 of 137 |
| Installed photovoltaic capacity per 1,000 inhabitants | 1,987 kW | 1,095 kW | 919.4 kW | ranked 9 of 137 |
| Rooftop solar electricity potential | 274.1 GWh/year | 2,373 GWh/year | 64,783 GWh/year | ranked 99 of 137 |
| Rooftop solar potential per inhabitant | 11,706 kWh/inh. | 8,138 kWh/inh. | 7,100 kWh/inh. | ranked 28 of 137 |
| Establishments | 1,607 | 18,596 | 728,011 | ranked 106 of 137 |
| Jobs | 18,272 | 151,633 | 5,679,518 | ranked 85 of 137 |
| Jobs per 1,000 inhabitants | 780.3 | 520.0 | 622.5 | ranked 14 of 137 |
| Share of jobs in services | 74.2% | 67.4% | 73.4% | ranked 30 of 137 |
| Share of jobs in industry and construction | 23.1% | 27.9% | 22.0% | ranked 86 of 137 |
| Entities listed in the commercial register | 1,735 | 18,362 | 762,757 | ranked 103 of 137 |
| Entities in the commercial register per 1,000 inhabitants | 74.1 | 63.0 | 83.6 | ranked 61 of 137 |
| Share of limited companies (AG, GmbH) among registered entities | 70.3% | 65.9% | 68.6% | ranked 32 of 137 |
| Share of sole proprietorships among registered entities | 24.4% | 29.3% | 26.1% | ranked 100 of 137 |
| Share of dwellings with public transport quality class A or B (very good or good access) | 16.9% | 17.0% | 38.6% | ranked 60 of 137 |
| Share of dwellings with public transport quality class A, B or C | 42.2% | 52.8% | 61.6% | ranked 75 of 137 |
| Share of dwellings without public transport quality class | 19.3% | 13.8% | 14.3% | ranked 64 of 137 |
| Shortest public transport travel time to a major centre (Basel, Bern, Geneva, Lausanne, Lugano, Zurich) | 70 min | 62 min | 62 min | ranked 75 of 137 |
| Public transport travel time to the nearest agglomeration or core municipality | 20 min | 22 min | 26 min | ranked 102 of 137 |
| Shortest car travel time to a major centre (Basel, Bern, Geneva, Lausanne, Lugano, Zurich) | 41 min | 44 min | 43 min | ranked 88 of 137 |
| Car travel time to the nearest agglomeration or core municipality | 12 min | 13 min | 17 min | ranked 117 of 137 |
| Road traffic accidents with personal injury per year (average) | 101.4 | 631.4 | 17,882 | ranked 58 of 137 |
| Road traffic accidents with personal injury per year per 1,000 inhabitants | 4.33 | 2.17 | 1.96 | ranked 1 of 137 |
| Accidents with fatalities over ten years | 9 | 72 | 2,147 | ranked 88 of 137 |
| Share of accidents with fatalities or serious injuries | 12.2% | 15.4% | 21.6% | ranked 134 of 137 |
| Share of accidents involving bicycles | 8.9% | 20.9% | 27.1% | ranked 130 of 137 |
| Share of accidents involving pedestrians | 4.9% | 9.1% | 11.3% | ranked 128 of 137 |
| Share of accidents involving motorcycles | 9.8% | 16.2% | 20.6% | ranked 137 of 137 |
| Share of accidents between 10 p.m. and 6 a.m. | 9.1% | 9.4% | 9.4% | ranked 69 of 137 |
| Share of accidents on motorways and expressways | 41.7% | 15.0% | 9.5% | ranked 2 of 137 |
| Share of settlement and urban areas | 19.7% | 15.2% | 8.3% | ranked 27 of 137 |
| Share of residential areas (houses and apartment blocks) | 6.1% | 6.1% | 3.0% | ranked 41 of 137 |
| Share of industrial and commercial areas | 3.8% | 1.5% | 0.6% | ranked 5 of 137 |
| Share of transport surfaces (roads, rail, car parks) | 5.8% | 4.1% | 2.5% | ranked 22 of 137 |
| Share of recreational and green areas | 0.7% | 0.9% | 0.5% | ranked 53 of 137 |
| Share of agricultural land | 43.2% | 42.4% | 38.2% | ranked 76 of 137 |
| Share of forest | 36.0% | 40.7% | 29.8% | ranked 46 of 137 |
| Settlement area per inhabitant | 520 m²/inh. | 416 m²/inh. | 385 m²/inh. | ranked 62 of 137 |
| Residential area per inhabitant | 160 m²/inh. | 166 m²/inh. | 136 m²/inh. | ranked 78 of 137 |
| Birth rate (live births per year, average over the last 3 years) | 9.8 per 1,000 inhabitants | 8.5 per 1,000 inhabitants | 8.7 per 1,000 inhabitants | ranked 5 of 137 |
| Death rate (deaths per year, average over the last 3 years) | 7.1 per 1,000 inhabitants | 8.9 per 1,000 inhabitants | 7.9 per 1,000 inhabitants | ranked 110 of 137 |
| Natural change (births minus deaths per year, average over the last 3 years) | 2.7 per 1,000 inhabitants | −0.4 per 1,000 inhabitants | 0.8 per 1,000 inhabitants | ranked 16 of 137 |
| Net migration (population change excluding births and deaths per year, average over the last 3 years) | 5.9 per 1,000 inhabitants | 11.0 per 1,000 inhabitants | 10.8 per 1,000 inhabitants | ranked 130 of 137 |
| Marriage rate (marriages per year, average over the last 3 years) | 4.2 per 1,000 inhabitants | 3.9 per 1,000 inhabitants | 4.1 per 1,000 inhabitants | ranked 31 of 137 |
| Divorce rate (divorces per year, average over the last 3 years) | 1.9 per 1,000 inhabitants | 1.8 per 1,000 inhabitants | 1.8 per 1,000 inhabitants | ranked 29 of 137 |
| Electricity generation plants excluding photovoltaics | 1 | 30 | 2,009 | ranked 128 of 133 |
| Installed capacity of electricity generation plants excluding photovoltaics | 889 kW | 1,138,002 kW | 15,348,157 kW | ranked 114 of 133 |
| Average temperature in January | 0.5 °C | 0.6 °C | 0.5 °C | ranked 60 of 137 |
| Mean minimum temperature in January | −2.4 °C | −2.3 °C | −2.4 °C | ranked 64 of 137 |
| Average temperature in July | 18.5 °C | 18.6 °C | 18.4 °C | ranked 56 of 137 |
| Mean maximum temperature in July | 24.7 °C | 24.5 °C | 23.8 °C | ranked 27 of 137 |
| Temperature difference between July and January | 18.1 °C | 18.0 °C | 17.9 °C | ranked 41 of 137 |
| Precipitation in winter (December to February) | 255 mm | 267 mm | 236 mm | ranked 47 of 137 |
| Precipitation in summer (June to August) | 331 mm | 332 mm | 372 mm | ranked 86 of 137 |
| Share of summer in annual precipitation | 30.0% | 29.4% | 31.5% | ranked 91 of 137 |
| Relative sunshine duration in winter (share of possible duration) | 22% | 24% | 31% | ranked 124 of 137 |
| Relative sunshine duration in summer (share of possible duration) | 52% | 51% | 52% | ranked 40 of 137 |
| Newly built dwellings per year (average) | 106.8 | 1,133 | 45,384 | ranked 103 of 137 |
| Newly built dwellings per year per 1,000 inhabitants | 4.56 | 3.89 | 4.98 | ranked 91 of 137 |
| New dwellings built per year as a percentage of the dwelling stock | 0.95% | 0.76% | 0.92% | ranked 67 of 137 |
| Share of newly built dwellings with 1 or 2 rooms | 17.7% | 20.8% | 26.2% | ranked 93 of 137 |
| Share of newly built dwellings with 5 or more rooms | 17.9% | 21.5% | 16.2% | ranked 86 of 137 |
| Share of residents who lived elsewhere one year earlier | 5.9% | 6.3% | 6.3% | ranked 83 of 137 |
| Residents who lived in another municipality or abroad one year earlier | 1,394 | 18,307 | 575,222 | ranked 101 of 137 |
| Share of residents who lived abroad one year earlier | 0.9% | 0.9% | 1.5% | ranked 109 of 137 |
| Residents who lived abroad one year earlier | 197 | 2,602 | 136,089 | ranked 108 of 137 |
| Share of residents who lived in another canton one year earlier | 2.2% | 2.4% | 1.4% | ranked 29 of 137 |
| Share of residents who lived in another municipality of the same canton one year earlier | 3.0% | 3.0% | 3.4% | ranked 92 of 137 |
| Share of residents who already lived in the municipality one year earlier | 93.0% | 92.8% | 92.7% | ranked 66 of 137 |
| Boarding and alighting rail passengers per day | 7,350 | 128,260 | 4,050,433 | ranked 91 of 120 |
| Average number of rooms per dwelling | 3.93 | 3.90 | 3.59 | ranked 44 of 137 |
| Share of dwellings with 1 or 2 rooms | 13.6% | 14.6% | 22.3% | ranked 114 of 137 |
| Share of dwellings with 3 or 4 rooms | 55.4% | 54.3% | 54.1% | ranked 44 of 137 |
| Share of dwellings with 5 or more rooms | 31.0% | 31.0% | 23.7% | ranked 49 of 137 |
| Average dwelling floor area | 109.6 m² | 107.5 m² | 99.0 m² | ranked 43 of 137 |
| Share of dwellings under 60 m² | 9.8% | 11.6% | 18.4% | ranked 118 of 137 |
| Share of dwellings of 120 m² or more | 36.3% | 34.5% | 27.7% | ranked 42 of 137 |
| Dwellings in buildings built between 1946 and 1980 | 24.8% | 35.6% | 34.7% | ranked 110 of 137 |
| Dwellings in buildings built between 1981 and 2000 | 23.8% | 20.5% | 18.5% | ranked 34 of 137 |
| Share of dwellings in buildings with 10 or more dwellings | 20.5% | 20.5% | 32.7% | ranked 78 of 137 |
| Hotel bed occupancy rate | 55.3% | 43.4% | 49.6% | ranked 6 of 91 |
| Average length of hotel stay | 1.58 nights | 1.65 nights | 2.00 nights | ranked 82 of 91 |
| Share of overnight stays by foreign guests | 61.0% | 42.8% | 55.0% | ranked 6 of 91 |
| Fixed internet at 100 Mbit/s or more: estimated share of buildings | 94% | 94% | 92% | ranked 18 of 137 |
| Fixed internet at 1 Gbit/s or more: estimated share of buildings | 89% | 86% | 80% | ranked 23 of 137 |
| Fibre optic connection (FTTB/FTTH): estimated share of buildings | 40% | 49% | 64% | ranked 100 of 137 |
| 5G coverage by all three operators (outdoors): share of buildings | 95% | 90% | 85% | ranked 18 of 137 |
| Share of the municipal area in a federal nature and landscape inventory | 3.7% | 14.5% | 23.9% | ranked 110 of 137 |
| Share of the municipal area in the federal landscape inventory (BLN/IFP) | 3.0% | 13.7% | 19.4% | ranked 107 of 137 |
| Share of the municipal area in national mires and mire landscapes | 0.0% | 0.0% | 2.4% | ranked 112 of 137 |
| Share of the municipal area in national floodplains | 0.0% | 0.1% | 0.7% | ranked 99 of 137 |
| Share of the municipal area in national dry meadows and pastures | 0.8% | 0.9% | 0.7% | ranked 38 of 137 |
| Share of the municipal area in federal game reserves | 0.0% | 0.0% | 4.2% | ranked 38 of 137 |
| Share of the municipal area in a park of national importance | 0.0% | 19.0% | 15.1% | ranked 47 of 137 |
| New passenger cars registered by private individuals during the year | 399 | 4,115 | 137,186 | ranked 97 of 137 |
| New passenger cars registered by private individuals per 1,000 inhabitants | 17.0 | 14.1 | 15.0 | ranked 48 of 137 |
| Share of battery-electric cars among new cars | 24.8% | 23.9% | 21.4% | ranked 48 of 133 |
| Share of plug-in hybrids among new cars | 11.9% | 9.8% | 11.0% | ranked 31 of 133 |
| Share of diesel cars (including non-plug-in hybrids) among new cars | 6.8% | 7.5% | 6.9% | ranked 84 of 133 |
| Cinemas | 1 | 10 | 258 | ranked 50 of 100 |
| Cinema screens | 1 | 16 | 616 | ranked 70 of 100 |
| Cinema seats | 80 | 2,327 | 95,497 | ranked 92 of 100 |
| Agricultural holdings | 91 | 1,244 | 46,270 | ranked 121 of 137 |
| Utilised agricultural area of holdings based in the municipality | 2,266 ha | 31,156 ha | 1,039,811 ha | ranked 118 of 137 |
| Utilised agricultural area per holding | 24.9 ha | 25.1 ha | 22.4 ha | ranked 50 of 137 |
| People employed in agriculture | 314 | 3,696 | 145,628 | ranked 115 of 137 |
| Share of organic farms | 19.8% | 16.2% | 16.9% | ranked 39 of 137 |
| Share of utilised agricultural area farmed organically | 21.6% | 19.0% | 18.5% | ranked 47 of 137 |
| Share of open arable land in the utilised agricultural area | 55.6% | 34.1% | 26.9% | ranked 19 of 137 |
| Share of permanent crops in the utilised agricultural area | 1.7% | 0.5% | 2.3% | ranked 54 of 137 |
| Cattle | 2,838 | 40,512 | 1,528,177 | ranked 107 of 137 |
| Cattle per 100 ha of utilised agricultural area | 125.2 | 130.0 | 147.0 | ranked 77 of 137 |
| Sheep | 88 | 7,957 | 355,639 | ranked 133 of 137 |
| Pigs | 1,910 | 22,277 | 1,257,722 | ranked 77 of 137 |
| Poultry | 12,020 | 282,331 | 13,499,944 | ranked 99 of 137 |
| Passenger cars owned by private individuals | 550.5 per 1,000 inhabitants | 511.8 per 1,000 inhabitants | 456.7 per 1,000 inhabitants | ranked 43 of 137 |
| Motorcycles owned by private individuals | 73.7 per 1,000 inhabitants | 82.8 per 1,000 inhabitants | 85.2 per 1,000 inhabitants | ranked 115 of 137 |
| Share of battery-electric passenger cars | 6.2% | 5.0% | 5.2% | ranked 15 of 137 |
| Share of hybrid passenger cars (plug-in or not) | 11.1% | 9.8% | 12.0% | ranked 46 of 137 |
| Share of conventional diesel passenger cars | 26.5% | 24.6% | 23.9% | ranked 40 of 137 |
| Share of passenger cars owned by legal entities | 16.2% | 12.1% | 13.9% | ranked 14 of 137 |
| Minergie-certified buildings | 83 | 787 | 32,915 | ranked 89 of 137 |
| Minergie-certified buildings per 1,000 dwellings | 7.4 | 5.3 | 6.7 | ranked 48 of 137 |
| Share of Minergie-P and Minergie-A among Minergie buildings | 19.3% | 19.9% | 11.8% | ranked 36 of 124 |
| Share of Minergie buildings with the ECO add-on | 0.0% | 2.8% | 3.8% | ranked 86 of 124 |
| Average annual temperature (average over the municipality's territory) | 9.3 °C | 9.3 °C | 9.2 °C | ranked 62 of 137 |
| Change in annual temperature compared with 1961-1990 | 1.3 °C | 1.3 °C | 1.3 °C | ranked 45 of 137 |
| Annual precipitation (average over the municipality's territory) | 1,114 mm | 1,151 mm | 1,171 mm | ranked 76 of 137 |
| Change in annual precipitation compared with 1961-1990 | 2.5% | 1.6% | 0.3% | ranked 12 of 137 |
| Relative sunshine duration per year (share of possible duration) | 40% | 40% | 44% | ranked 112 of 137 |
| Change in relative sunshine duration compared with 1961-1990 (percentage points) | 4.3 percentage points | 4.3 percentage points | 3.9 percentage points | ranked 47 of 137 |
| Turnout in the National Council elections | 47.4% | 47.1% | 46.9% | ranked 64 of 137 |
| Vote share in the National Council elections: SVP | 34.3% | 29.3% | 27.2% | ranked 54 of 137 |
| Vote share in the National Council elections: SP | 9.0% | 17.7% | 19.0% | ranked 115 of 137 |
| Vote share in the National Council elections: FDP | 17.4% | 17.0% | 14.2% | ranked 38 of 137 |
| Vote share in the National Council elections: Centre | 28.1% | 17.5% | 13.5% | ranked 23 of 137 |
| Vote share in the National Council elections: GREENS | 4.5% | 9.1% | 10.0% | ranked 108 of 137 |
| Vote share in the National Council elections: GLP | 4.1% | 5.9% | 7.5% | ranked 89 of 137 |
| Vote share in the National Council elections: Left-wing and green parties | 13.5% | 26.8% | 30.1% | ranked 121 of 137 |
| Vote share in the National Council elections: Traditional conservative and right-wing parties | 79.8% | 63.8% | 57.6% | ranked 17 of 137 |
| Supermarkets (OpenStreetMap) | 12 | 137 | 4,129 | ranked 107 of 137 |
| Supermarkets per 10,000 inhabitants (OpenStreetMap) | 5.1 per 10,000 inh. | 4.7 per 10,000 inh. | 4.5 per 10,000 inh. | ranked 47 of 137 |
| Farm shops (OpenStreetMap) | 1 | 66 | 1,931 | ranked 118 of 137 |
| Car sharing stations (OpenStreetMap) | 2 | 29 | 1,445 | ranked 82 of 137 |
| Cemeteries (OpenStreetMap) | 7 | 85 | 2,839 | ranked 119 of 137 |
| Parks (OpenStreetMap) | 3 | 73 | 4,069 | ranked 112 of 137 |
| Parks per 10,000 inhabitants (OpenStreetMap) | 1.3 per 10,000 inh. | 2.5 per 10,000 inh. | 4.5 per 10,000 inh. | ranked 115 of 137 |
| Fountains and drinking water points (OpenStreetMap) | 33 | 459 | 23,373 | ranked 126 of 137 |
| Fountains and drinking water points per 1,000 inhabitants (OpenStreetMap) | 1.41 per 1,000 inh. | 1.58 per 1,000 inh. | 2.54 per 1,000 inh. | ranked 117 of 137 |
| Bank branches (OpenStreetMap) | 7 | 69 | 2,173 | ranked 98 of 137 |
| Bank branches per 10,000 inhabitants (OpenStreetMap) | 3.0 per 10,000 inh. | 2.4 per 10,000 inh. | 2.4 per 10,000 inh. | ranked 51 of 137 |
| Petrol stations (OpenStreetMap) | 10 | 105 | 3,708 | ranked 112 of 137 |
| Petrol stations per 10,000 inhabitants (OpenStreetMap) | 4.3 per 10,000 inh. | 3.6 per 10,000 inh. | 4.1 per 10,000 inh. | ranked 89 of 137 |
| Fire stations (OpenStreetMap) | 7 | 66 | 1,259 | ranked 75 of 137 |
| Viewpoints (OpenStreetMap) | 15 | 115 | 4,505 | ranked 97 of 137 |
| Tourist attractions (OpenStreetMap) | 2 | 47 | 1,660 | ranked 116 of 137 |
| Castles, fortresses and castle ruins (OpenStreetMap) | 4 | 29 | 735 | ranked 62 of 137 |
| Sports halls and centres (OpenStreetMap) | 8 | 91 | 3,520 | ranked 106 of 137 |
| Sports halls and centres per 10,000 inhabitants (OpenStreetMap) | 3.4 per 10,000 inh. | 3.1 per 10,000 inh. | 3.9 per 10,000 inh. | ranked 91 of 137 |
| Fitness centres (OpenStreetMap) | 0 | 23 | 949 | ranked 112 of 137 |
| Ice rinks (OpenStreetMap) | 0 | 2 | 156 | ranked 77 of 137 |
| Sports pitches (OpenStreetMap) | 57 | 801 | 28,795 | ranked 114 of 137 |
| Sports pitches per 10,000 inhabitants (OpenStreetMap) | 24.3 per 10,000 inh. | 27.7 per 10,000 inh. | 31.6 per 10,000 inh. | ranked 117 of 137 |
| Football pitches (OpenStreetMap) | 11 | 139 | 4,820 | ranked 113 of 137 |
| Playgrounds (OpenStreetMap) | 14 | 271 | 12,922 | ranked 126 of 137 |
| Playgrounds per 10,000 inhabitants (OpenStreetMap) | 6.0 per 10,000 inh. | 9.4 per 10,000 inh. | 14.2 per 10,000 inh. | ranked 131 of 137 |
| Theatres and arts centres (OpenStreetMap) | 0 | 18 | 715 | ranked 108 of 137 |
| Hospitals and clinics (OpenStreetMap) | 0 | 4 | 296 | ranked 104 of 137 |
| Hotels, guest houses and hostels (OpenStreetMap) | 7 | 91 | 5,436 | ranked 120 of 137 |
| Hotels, guest houses and hostels per 1,000 inhabitants (OpenStreetMap) | 0.30 per 1,000 inh. | 0.31 per 1,000 inh. | 0.59 per 1,000 inh. | ranked 83 of 137 |
| Campsites (OpenStreetMap) | 0 | 4 | 555 | ranked 113 of 137 |
| Museums (OpenStreetMap) | 0 | 34 | 1,240 | ranked 132 of 137 |
| Museums per 10,000 inhabitants (OpenStreetMap) | 0.0 per 10,000 inh. | 1.2 per 10,000 inh. | 1.4 per 10,000 inh. | ranked 132 of 137 |
| Libraries (OpenStreetMap) | 1 | 18 | 1,244 | ranked 121 of 137 |
| Libraries per 10,000 inhabitants (OpenStreetMap) | 0.4 per 10,000 inh. | 0.6 per 10,000 inh. | 1.4 per 10,000 inh. | ranked 126 of 137 |
| Places of worship (OpenStreetMap) | 18 | 216 | 6,978 | ranked 122 of 137 |
| Places of worship per 1,000 inhabitants (OpenStreetMap) | 0.77 per 1,000 inh. | 0.74 per 1,000 inh. | 0.75 per 1,000 inh. | ranked 76 of 137 |
| Post offices (OpenStreetMap) | 1 | 42 | 1,374 | ranked 133 of 137 |
| Post offices per 10,000 inhabitants (OpenStreetMap) | 0.4 per 10,000 inh. | 1.4 per 10,000 inh. | 1.5 per 10,000 inh. | ranked 137 of 137 |
| Mountain huts and shelters (OpenStreetMap) | 0 | 5 | 890 | ranked 94 of 137 |
| Aerial lifts and ski lifts (OpenStreetMap) | 0 | 10 | 1,961 | ranked 91 of 137 |
| Golf courses (OpenStreetMap) | 0 | 5 | 133 | ranked 78 of 137 |
| Named peaks (OpenStreetMap) | 7 | 202 | 7,762 | ranked 94 of 137 |
| Marked hiking routes (OpenStreetMap) | 64.1 km | 1,318 km | 46,779 km | ranked 124 of 137 |
| Marked hiking routes per km² of municipal area (OpenStreetMap) | 1.03 km/km² | 1.69 km/km² | 1.19 km/km² | ranked 88 of 137 |
| Marked cycling routes (OpenStreetMap) | 20.1 km | 326.0 km | 10,775 km | ranked 124 of 137 |
| Marked mountain bike routes (OpenStreetMap) | 0.0 km | 54.9 km | 8,123 km | ranked 110 of 137 |
| Alpine ski runs (OpenStreetMap) | 0.0 km | 11.8 km | 4,192 km | ranked 85 of 137 |
| Cross-country ski trails (OpenStreetMap) | 0.1 km | 6.9 km | 2,642 km | ranked 75 of 137 |
| Footpaths and trails (OpenStreetMap) | 68.9 km | 1,293 km | 53,025 km | ranked 125 of 137 |
| Footpaths and trails per km² of municipal area (OpenStreetMap) | 1.11 km/km² | 1.66 km/km² | 1.35 km/km² | ranked 86 of 137 |
| Employed persons living in the municipality | 11,806 | 139,936 | 4,279,437 | ranked 101 of 137 |
| Employed persons working in the municipality | 15,735 | 125,930 | 4,279,437 | ranked 81 of 137 |
| Commuting balance (persons working in the municipality minus employed residents) | 3,929 | −14,006 | 0 | ranked 16 of 137 |
| Share of employed residents who work in another canton | 35.1% | 40.2% | 19.3% | ranked 35 of 137 |
| Road length (excluding national roads) | 251.8 km | 2,894 km | 82,509 km | ranked 121 of 137 |
| Road network density | 4.06 km/km² | 3.68 km/km² | 2.10 km/km² | ranked 39 of 137 |
| Road length per inhabitant | 10.8 m | 9.9 m | 9.1 m | ranked 78 of 137 |
| Fine particles PM2.5 (annual mean) | 6.4 µg/m³ | 6.4 µg/m³ | 6.3 µg/m³ | ranked 47 of 137 |
| Nitrogen dioxide NO₂ (annual mean) | 7.8 µg/m³ | 8.6 µg/m³ | 9.3 µg/m³ | ranked 59 of 137 |
| Ozone O₃ (93.2nd percentile of daily maximum 8-hour means) | 106 µg/m³ | 106 µg/m³ | 109 µg/m³ | ranked 110 of 137 |
| Restaurants, cafés and bars (Overture Maps) | 76 | 1,080 | 40,685 | ranked 114 of 137 |
| Restaurants, cafés and bars per 1,000 inhabitants (Overture Maps) | 3.2 per 1,000 inh. | 3.7 per 1,000 inh. | 4.5 per 1,000 inh. | ranked 95 of 137 |
| Building trades and construction businesses (Overture Maps) | 93 | 983 | 31,318 | ranked 101 of 137 |
| Building trades and construction businesses per 1,000 inhabitants (Overture Maps) | 4.0 per 1,000 inh. | 3.4 per 1,000 inh. | 3.4 per 1,000 inh. | ranked 54 of 137 |
| Public contract award notices from buyers in the municipality (per year) | 5.5 | 78.5 | 4,656 | ranked 69 of 137 |
| Public contract award notices from buyers in the municipality (per year, per 1,000 inhabitants) | 0.23 | 0.27 | 0.51 | ranked 44 of 137 |
| Value of public contracts awarded by buyers in the municipality (per year) | 4.46 M CHF | 583.25 M CHF | 23,213 M CHF | ranked 78 of 137 |
| Public contracts won by companies in the municipality (per year) | 7.5 | 101.0 | 4,782 | ranked 91 of 137 |
| Public contracts won by companies in the municipality (per year, per 1,000 inhabitants) | 0.32 | 0.35 | 0.52 | ranked 71 of 137 |
| Value of public contracts won by companies in the municipality (per year) | 13.19 M CHF | 719.79 M CHF | 21,085 M CHF | ranked 96 of 137 |
| Pharmacies (OpenStreetMap) | 2 | 24 | 1,647 | ranked 105 of 137 |
| Pharmacies per 10,000 inhabitants (OpenStreetMap) | 0.9 per 10,000 inh. | 0.8 per 10,000 inh. | 1.8 per 10,000 inh. | ranked 103 of 137 |
| Schools (OpenStreetMap) | 11 | 173 | 5,940 | ranked 113 of 137 |
| Schools per 10,000 inhabitants (OpenStreetMap) | 4.7 per 10,000 inh. | 6.0 per 10,000 inh. | 6.5 per 10,000 inh. | ranked 113 of 137 |
| Shops (OpenStreetMap) | 91 | 1,315 | 52,017 | ranked 110 of 137 |
| Shops per 1,000 inhabitants (OpenStreetMap) | 3.9 per 1,000 inh. | 4.5 per 1,000 inh. | 5.7 per 1,000 inh. | ranked 108 of 137 |
| Average altitude of the area | 507 m | 624 m | 1,340 m | ranked 112 of 137 |
| Average slope of the terrain | 7.4 ° | 11.9 ° | 19.1 ° | ranked 107 of 137 |
| Share of the area with a slope above 15° | 19.8% | 32.6% | 55.2% | ranked 90 of 137 |
| Land area exposed to river flooding (1-in-10-year flood) | 4.7% | 16.2% | 7.7% | ranked 58 of 129 |
| Land area exposed to river flooding (1-in-100-year flood) | 6.4% | 19.2% | 9.5% | ranked 55 of 129 |
| Land area exposed to river flooding (1-in-500-year flood) | 7.2% | 20.7% | 10.3% | ranked 50 of 129 |
| Land area under more than 1 m of water in a 1-in-100-year river flood | 1.6% | 15.1% | 7.0% | ranked 79 of 129 |
| Seismic hazard: peak ground acceleration (10 % in 50 years) | 0.0522 g | 0.0549 g | 0.0586 g | ranked 85 of 137 |
| Share of natural open land (heath, scrub, grassland, bare rock, glaciers) | 0.0% | 0.1% | 34.9% | ranked 98 of 137 |
| Share of wetlands (marshes, peat bogs) | 0.0% | 0.0% | 0.1% | ranked 47 of 137 |
| Share of water surfaces (rivers, lakes, reservoirs, lagoons) | 0.5% | 0.5% | 1.6% | ranked 62 of 137 |
| Sealed soil: average imperviousness density | 10.2% | 7.1% | 3.5% | ranked 24 of 137 |
| Public transport stops per 1,000 inhabitants | 2.3 | 2.6 | 2.8 | ranked 102 of 137 |
| Public transport stops per km² | 0.87 | 0.98 | 0.66 | ranked 54 of 137 |
| Weekday departures per 1,000 inhabitants | 161 | 220 | 268 | ranked 100 of 137 |
| Railway stations and halts | 3 | 39 | 1,730 | ranked 115 of 137 |
| Share of land area that is built-up | 5.3% | 3.9% | 2.0% | ranked 26 of 137 |
| Built-up surface per inhabitant | 150 m²/inh. | 108 m²/inh. | 89 m²/inh. | ranked 22 of 137 |
| Increase in built-up surface since 1975 | 140% | 83% | 71% | ranked 15 of 137 |
| Increase in built-up surface since 2000 | 42% | 29% | 25% | ranked 25 of 137 |
| Jobs in full-time equivalents (FTE) | 15,160 | 116,112 | 4,404,171 | ranked 82 of 137 |
| Employment level (full-time equivalents as a percentage of employees) | 83.0% | 76.6% | 77.5% | ranked 2 of 137 |
| Share of jobs held by women | 37.9% | 46.2% | 46.1% | ranked 134 of 137 |
| Share of jobs in the primary sector | 1.9% | 2.7% | 2.8% | ranked 108 of 137 |
| Change in jobs over ten years | 12.6% | 8.3% | 12.6% | ranked 60 of 137 |
| Jobs per establishment | 11.4 | 8.2 | 7.8 | ranked 3 of 137 |
| Change in the number of establishments over ten years | 4.5% | 2.1% | 9.7% | ranked 84 of 137 |
| Share of people under 20 | 21.0% | 19.3% | 19.8% | ranked 26 of 137 |
| Share of 20- to 64-year-olds | 60.7% | 59.0% | 60.4% | ranked 27 of 137 |
| Share of 20- to 39-year-olds | 25.8% | 24.3% | 25.8% | ranked 35 of 137 |
| Share of people aged 80 and over | 4.7% | 6.1% | 5.9% | ranked 125 of 137 |
| Old-age dependency ratio (people aged 65 and over per 100 people aged 20 to 64) | 30.3 per 100 people | 36.9 per 100 people | 33.3 per 100 people | ranked 118 of 137 |
| Share of single people (aged 20 and over) | 28.4% | 29.9% | 33.5% | ranked 113 of 137 |
| Share of people married or in a registered partnership (aged 20 and over) | 55.0% | 52.3% | 49.7% | ranked 23 of 137 |
| Share of people divorced or with a dissolved partnership (aged 20 and over) | 11.3% | 11.8% | 11.3% | ranked 56 of 137 |
| Share of widowed people (aged 20 and over) | 5.2% | 6.0% | 5.5% | ranked 112 of 137 |
| Private households | 10,088 | 132,287 | 4,105,458 | ranked 103 of 137 |
| Average household size | 2.29 persons | 2.17 persons | 2.18 persons | ranked 22 of 137 |
| Share of one-person households | 32.5% | 36.4% | 37.4% | ranked 113 of 137 |
| Share of households of 5 persons or more | 6.4% | 5.3% | 5.3% | ranked 27 of 137 |
| Share of the population born abroad | 27.7% | 26.4% | 32.9% | ranked 65 of 137 |
| Share of the foreign population born in Switzerland | 23.6% | 23.4% | 17.9% | ranked 7 of 137 |
| Electricity price excl. VAT, typical household H4 (4,500 kWh/year) | 27.46 Rp./kWh | 28.55 Rp./kWh | 27.24 Rp./kWh | ranked 72 of 137 |
| Electricity price excl. VAT, typical household H2 (2,500 kWh/year) | 30.20 Rp./kWh | 31.33 Rp./kWh | 29.75 Rp./kWh | ranked 78 of 137 |
| Electricity price excl. VAT, typical household H6 (25,000 kWh/year) | 23.94 Rp./kWh | 24.28 Rp./kWh | 23.08 Rp./kWh | ranked 62 of 137 |
| Annual electricity bill excl. VAT, typical household H4 (4,500 kWh) | 1,236 CHF/year | 1,285 CHF/year | 1,226 CHF/year | ranked 72 of 137 |
| Share of energy supply in the electricity price, typical household H4 | 42.8% | 41.3% | 40.8% | ranked 56 of 137 |
| Share of grid usage in the electricity price, typical household H4 | 45.1% | 47.3% | 46.4% | ranked 87 of 137 |
| Share of levies and charges in the electricity price, typical household H4 | 12.1% | 11.4% | 12.8% | ranked 59 of 137 |
| Saving with the operator's cheapest product, typical household H4 | 3.9% | 3.0% | 2.3% | ranked 12 of 86 |
| Change in the electricity price over 5 years, typical household H4 | 42.6% | 29.3% | 29.7% | ranked 28 of 137 |
| Active enterprises per 1,000 inhabitants | 53.4 | 52.8 | 66.4 | ranked 105 of 137 |
| Share of enterprises in the secondary sector | 23.5% | 19.5% | 16.0% | ranked 31 of 137 |
| Jobs per active enterprise | 10.1 | 7.6 | 7.9 | ranked 8 of 137 |
| Vacant dwelling rate | 1.03% | 1.91% | 0.93% | ranked 56 of 137 |
| Vacant dwellings | 115 | 2,815 | 45,143 | ranked 104 of 137 |
| Share of vacant dwellings for rent | 77.1% | 85.2% | 77.6% | ranked 56 of 135 |
| Share of recently built vacant dwellings (2 years or less) | 13.3% | 3.8% | 8.6% | ranked 25 of 135 |
| Share of vacant dwellings in single-family houses | 10.5% | 13.6% | 13.0% | ranked 93 of 135 |
| Share of vacant dwellings with 1 to 2 rooms | 18.1% | 21.0% | 25.7% | ranked 104 of 135 |
| Share of vacant dwellings with 5 or more rooms | 18.1% | 18.8% | 17.5% | ranked 79 of 135 |
| Share of second homes | 8.8% | 10.3% | 15.1% | ranked 110 of 137 |
| Second homes (neither primary residences nor equivalent dwellings) | 978 | 15,144 | 729,464 | ranked 128 of 137 |
Frequently asked questions
How many municipalities are there in Gäu District?
Gäu District has 8 municipalities; the largest is Oensingen with 6,766 residents.
What is the population of Gäu District?
Gäu District has 23,418 residents (2025), or 378 people per km².
Where is Gäu District?
Gäu District is part of Solothurn (canton).