Bättwil: population and statistics
Bättwil has a population of 1,185 (2025) across 1.7 km², or 701 people per km². It ranks 1,336 of 2,115 municipalities by population. Its population is falling: −0.8% between 2015 and 2025.
- 1,185 residents
- 1.7 km²
- 701 people/km²
- 353 m
Key points
Among the 106 municipalities in Solothurn, Bättwil ranks No. 67 by population.
Share of single-family houses among residential buildings: 84.5% in Bättwil, compared with an average of 70.1% in Solothurn and 56.9% nationally.
Oil or gas heating systems: 73.8% in Bättwil, compared with an average of 72.7% in Solothurn and 61.7% nationally.
A 1 kWp solar panel tilted at 38° generates about 1,153 kWh a year here.
Bättwil in numbers
Where is Bättwil?
Population of Bättwil over time
Bättwil had 1,195 residents in 2015 and 1,185 in 2025.
| Year | Population |
|---|---|
| 2020 | 1,188 |
| 2021 | 1,159 |
| 2022 | 1,169 |
| 2023 | 1,191 |
| 2024 | 1,192 |
| 2025 | 1,185 |
Did you know?
- “Share of single-family houses among residential buildings”: higher than in 96% of municipalities.
- Its area is roughly equal to 237 football pitches.
- Its population density is 3.0 times the national average.
- The nearest more populous municipality is Biel-Benken (3,550 residents), 1.0 km away.
- A 4 kWp rooftop solar system here would generate about 4,612 kWh a year, roughly what an average household uses.
All indicators for Bättwil
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 | Bättwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 21.7% | 21.7% | 20.7% | ranked 744 of 1,811 |
Housing
| Indicator | Bättwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 550 | 148,900 | 4,927,050 | ranked 1,440 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 13.8% | 22.0% | 23.3% | ranked 1,421 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 22.7% | 21.9% | 25.3% | ranked 1,066 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 84.5% | 70.1% | 69.5% | ranked 73 of 1,806 |
Energy
| Indicator | Bättwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 73.8% | 72.7% | 53.5% | ranked 235 of 1,806 | |
| Heat pumps as main heating (2026) | 18.0% | 11.4% | 13.7% | ranked 661 of 1,806 | |
| Wood heating systems (2026) | 6.3% | 8.1% | 12.4% | ranked 1,339 of 1,806 | |
| District heating (2026) | 0.9% | 2.7% | 1.4% | ranked 1,036 of 1,806 | |
| Photovoltaic installations (2026) | 59 | 11,211 | 329,600 | ranked 1,475 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 733.7 kW | 1,095 kW | 1,134 kW | ranked 1,436 of 1,806 | |
| Rooftop solar electricity potential (2026) | 10.6 GWh/year | 2,373 GWh/year | 64,783 GWh/year | ranked 1,512 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 8,928 kWh/inh. | 8,138 kWh/inh. | 9,356 kWh/inh. | ranked 996 of 1,810 |
Economy
| Indicator | Bättwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 83 | 18,596 | 728,011 | ranked 1,386 of 2,112 | |
| Entities listed in the commercial register (2026) | 90 | 18,362 | 762,757 | ranked 1,234 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 75.9 | 63.0 | 64.9 | ranked 540 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 60.0% | 65.9% | 65.7% | ranked 1,373 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 36.7% | 29.3% | 29.0% | ranked 300 of 1,808 |
Employment
| Indicator | Bättwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 407 | 151,633 | 5,679,518 | ranked 1,277 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 343.5 | 520.0 | 362.9 | ranked 973 of 1,810 | |
| Share of jobs in services (2024) | 58.7% | 67.4% | 63.6% | ranked 1,068 of 1,804 | |
| Share of jobs in industry and construction (2024) | 33.4% | 27.9% | 24.2% | ranked 498 of 1,776 |
Society
| Indicator | Bättwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 16.0% | 25.9% | 18.9% | ranked 1,116 of 1,811 |
Sunshine and temperatures: Bättwil
Frequently asked questions
What is the population of Bättwil?
Bättwil has 1,185 residents (2025), ranking 1,336 of 2,115 municipalities.
How big is Bättwil?
Bättwil covers 1.7 km², with a density of 701 people per km².
Is the population of Bättwil growing?
Between 2015 and 2025, the population of Bättwil went from 1,195 to 1,185, a change of −0.8%.
Where is Bättwil?
Bättwil is in Solothurn. It belongs to Bezirk Dorneck (district). Latitude 47.500, longitude 7.517.
Share of single-family houses among residential buildings: what is the figure for Bättwil?
In Bättwil, “Share of single-family houses among residential buildings” stands at 84.5% (2026), ranking 73 of 1,806 municipalities; the national median is 69.5%.
Oil or gas heating systems: what is the figure for Bättwil?
In Bättwil, “Oil or gas heating systems” stands at 73.8% (2026), ranking 235 of 1,806 municipalities; the national median is 53.5%.
How much electricity does a solar panel produce in Bättwil?
In Bättwil, a 1 kWp south-facing system tilted at 38° produces about 1,153 kWh a year.
Which municipalities border Bättwil?
The nearest to Bättwil are Biel-Benken (1.0 km), Witterswil (1.5 km), Therwil (2.5 km), Hofstetten-Flüh (2.5 km), Ettingen (3.0 km).