Wolfwil: population and statistics
Wolfwil has a population of 2,473 (2025) across 6.9 km², or 360 people per km². It ranks 852 of 2,115 municipalities by population. Its population is growing: +18.8% between 2015 and 2025.
- 2,473 residents
- 6.9 km²
- 360 people/km²
- 426 m
Key points
Among the 106 municipalities in Solothurn, Wolfwil ranks No. 34 by population.
Heat pumps as main heating: 30.0% in Wolfwil, compared with an average of 11.4% in Solothurn and 15.5% nationally.
Entities in the commercial register per 1,000 inhabitants: 50.5 in Wolfwil, compared with an average of 63.0 in Solothurn and 83.6 nationally.
A 1 kWp solar panel tilted at 37° generates about 1,167 kWh a year here.
Wolfwil in numbers
Where is Wolfwil?
Population of Wolfwil over time
Wolfwil had 2,081 residents in 2015 and 2,473 in 2025.
| Year | Population |
|---|---|
| 2020 | 2,363 |
| 2021 | 2,379 |
| 2022 | 2,385 |
| 2023 | 2,401 |
| 2024 | 2,443 |
| 2025 | 2,473 |
Did you know?
All indicators for Wolfwil
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 | Wolfwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 22.0% | 21.7% | 20.7% | ranked 691 of 1,811 |
Housing
| Indicator | Wolfwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 1,213 | 148,900 | 4,927,050 | ranked 922 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 27.8% | 22.0% | 23.3% | ranked 674 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 27.0% | 21.9% | 25.3% | ranked 783 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 76.6% | 70.1% | 69.5% | ranked 440 of 1,806 |
Energy
| Indicator | Wolfwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 49.6% | 72.7% | 53.5% | ranked 1,044 of 1,806 | |
| Heat pumps as main heating (2026) | 30.0% | 11.4% | 13.7% | ranked 243 of 1,806 | |
| Wood heating systems (2026) | 10.5% | 8.1% | 12.4% | ranked 1,028 of 1,806 | |
| District heating (2026) | 1.9% | 2.7% | 1.4% | ranked 802 of 1,806 | |
| Photovoltaic installations (2026) | 154 | 11,211 | 329,600 | ranked 712 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 1,985 kW | 1,095 kW | 1,134 kW | ranked 230 of 1,806 | |
| Rooftop solar electricity potential (2026) | 27.6 GWh/year | 2,373 GWh/year | 64,783 GWh/year | ranked 749 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 11,161 kWh/inh. | 8,138 kWh/inh. | 9,356 kWh/inh. | ranked 631 of 1,810 |
Economy
| Indicator | Wolfwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 158 | 18,596 | 728,011 | ranked 932 of 2,112 | |
| Entities listed in the commercial register (2026) | 125 | 18,362 | 762,757 | ranked 1,023 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 50.5 | 63.0 | 64.9 | ranked 1,498 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 68.8% | 65.9% | 65.7% | ranked 611 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 24.8% | 29.3% | 29.0% | ranked 1,284 of 1,808 |
Employment
| Indicator | Wolfwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 817 | 151,633 | 5,679,518 | ranked 925 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 330.4 | 520.0 | 362.9 | ranked 1,029 of 1,810 | |
| Share of jobs in services (2024) | 63.2% | 67.4% | 63.6% | ranked 913 of 1,804 | |
| Share of jobs in industry and construction (2024) | 31.0% | 27.9% | 24.2% | ranked 585 of 1,776 |
Society
| Indicator | Wolfwil | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 13.1% | 25.9% | 18.9% | ranked 1,334 of 1,811 |
Sunshine and temperatures: Wolfwil
Frequently asked questions
What is the population of Wolfwil?
Wolfwil has 2,473 residents (2025), ranking 852 of 2,115 municipalities.
How big is Wolfwil?
Wolfwil covers 6.9 km², with a density of 360 people per km².
Is the population of Wolfwil growing?
Between 2015 and 2025, the population of Wolfwil went from 2,081 to 2,473, a change of +18.8%.
Where is Wolfwil?
Wolfwil is in Solothurn. It belongs to Bezirk Gäu (district). Latitude 47.269, longitude 7.793.
Heat pumps as main heating: what is the figure for Wolfwil?
In Wolfwil, “Heat pumps as main heating” stands at 30.0% (2026), ranking 243 of 1,806 municipalities; the national median is 13.7%.
Entities in the commercial register per 1,000 inhabitants: what is the figure for Wolfwil?
In Wolfwil, “Entities in the commercial register per 1,000 inhabitants” stands at 50.5 (2026), ranking 1,498 of 1,811 municipalities; the national median is 64.9.
How much electricity does a solar panel produce in Wolfwil?
In Wolfwil, a 1 kWp south-facing system tilted at 37° produces about 1,167 kWh a year.
Which municipalities border Wolfwil?
The nearest to Wolfwil are Wynau (1.6 km), Schwarzhäusern (2.6 km), Murgenthal (3.1 km), Kestenholz (3.3 km), Fulenbach (3.4 km).