Zuchwil: population and statistics
Zuchwil has a population of 9,622 (2025) across 4.7 km², or 2,060 people per km². It ranks 194 of 2,115 municipalities by population. Its population is growing: +10.0% between 2015 and 2025.
- 9,622 residents
- 4.7 km²
- 2,060 people/km²
- 432 m
Key points
Among the 106 municipalities in Solothurn, Zuchwil ranks No. 4 by population.
Share of foreign nationals: 45.0% in Zuchwil, compared with an average of 25.9% in Solothurn and 27.7% nationally.
Wood heating systems: 1.8% in Zuchwil, compared with an average of 8.1% in Solothurn and 9.3% nationally.
A 1 kWp solar panel tilted at 37° generates about 1,194 kWh a year here.
Zuchwil in numbers
Where is Zuchwil?
Population of Zuchwil over time
Zuchwil had 8,744 residents in 2015 and 9,622 in 2025.
| Year | Population |
|---|---|
| 2020 | 9,058 |
| 2021 | 9,191 |
| 2022 | 9,331 |
| 2023 | 9,452 |
| 2024 | 9,616 |
| 2025 | 9,622 |
Did you know?
- “Share of foreign nationals”: higher than in 98% of municipalities.
- “Wood heating systems”: lower than in 95% of municipalities.
- “Jobs”: higher than in 93% of municipalities.
- Its area is roughly equal to 654 football pitches.
- Its population density is 8.9 times the national average.
- The nearest more populous municipality is Solothurn (16,830 residents), 1.7 km away.
- A 4 kWp rooftop solar system here would generate about 4,776 kWh a year, roughly what an average household uses.
All indicators for Zuchwil
Value for the municipality, then the regional average and the national median (for counts: regional and national totals). The gauge places the municipality between the lowest and highest value in the country.
Population
| Indicator | Zuchwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 18.7% | 21.7% | 20.7% | ranked 1,270 of 1,811 |
Housing
| Indicator | Zuchwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 5,307 | 148,900 | 4,927,050 | ranked 179 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 15.3% | 22.0% | 23.3% | ranked 1,340 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 15.1% | 21.9% | 25.3% | ranked 1,515 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 53.5% | 70.1% | 69.5% | ranked 1,576 of 1,806 |
Energy
| Indicator | Zuchwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 63.6% | 72.7% | 53.5% | ranked 567 of 1,806 | |
| Heat pumps as main heating (2026) | 16.1% | 11.4% | 13.7% | ranked 764 of 1,806 | |
| Wood heating systems (2026) | 1.8% | 8.1% | 12.4% | ranked 1,718 of 1,806 | |
| District heating (2026) | 17.5% | 2.7% | 1.4% | ranked 102 of 1,806 | |
| Photovoltaic installations (2026) | 203 | 11,211 | 329,600 | ranked 501 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 1,469 kW | 1,095 kW | 1,134 kW | ranked 563 of 1,806 | |
| Rooftop solar electricity potential (2026) | 60.5 GWh/year | 2,373 GWh/year | 64,783 GWh/year | ranked 240 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 6,287 kWh/inh. | 8,138 kWh/inh. | 9,356 kWh/inh. | ranked 1,495 of 1,810 |
Economy
| Indicator | Zuchwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 408 | 18,596 | 728,011 | ranked 349 of 2,112 | |
| Entities listed in the commercial register (2026) | 433 | 18,362 | 762,757 | ranked 335 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 45.0 | 63.0 | 64.9 | ranked 1,664 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 67.2% | 65.9% | 65.7% | ranked 759 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 28.6% | 29.3% | 29.0% | ranked 939 of 1,808 |
Employment
| Indicator | Zuchwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 6,044 | 151,633 | 5,679,518 | ranked 156 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 628.1 | 520.0 | 362.9 | ranked 273 of 1,810 | |
| Share of jobs in services (2024) | 64.6% | 67.4% | 63.6% | ranked 856 of 1,804 | |
| Share of jobs in industry and construction (2024) | 35.4% | 27.9% | 24.2% | ranked 424 of 1,776 |
Society
| Indicator | Zuchwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 45.0% | 25.9% | 18.9% | ranked 37 of 1,811 |
Sunshine and temperatures: Zuchwil
Frequently asked questions
What is the population of Zuchwil?
Zuchwil has 9,622 residents (2025), ranking 194 of 2,115 municipalities.
How big is Zuchwil?
Zuchwil covers 4.7 km², with a density of 2,060 people per km².
Is the population of Zuchwil growing?
Between 2015 and 2025, the population of Zuchwil went from 8,744 to 9,622, a change of +10.0%.
Where is Zuchwil?
Zuchwil is in Solothurn. It belongs to Bezirk Wasseramt (district). Latitude 47.206, longitude 7.560.
Share of foreign nationals: what is the figure for Zuchwil?
In Zuchwil, “Share of foreign nationals” stands at 45.0% (2025), ranking 37 of 1,811 municipalities; the national median is 18.9%.
Wood heating systems: what is the figure for Zuchwil?
In Zuchwil, “Wood heating systems” stands at 1.8% (2026), ranking 1,718 of 1,806 municipalities; the national median is 12.4%.
How much electricity does a solar panel produce in Zuchwil?
In Zuchwil, a 1 kWp south-facing system tilted at 37° produces about 1,194 kWh a year.
Which municipalities border Zuchwil?
The nearest to Zuchwil are Solothurn (1.7 km), Feldbrunnen-St. Niklaus (1.7 km), Luterbach (2.5 km), Biberist (2.5 km), Derendingen (2.7 km).