Gontenschwil: population and statistics
Gontenschwil has a population of 2,249 (2025) across 9.7 km², or 231 people per km². It ranks 910 of 2,115 municipalities by population. Its population is growing: +8.2% between 2015 and 2025.
- 2,249 residents
- 9.7 km²
- 231 people/km²
- 539 m
Key points
Among the 197 municipalities in Aargau, Gontenschwil ranks No. 104 by population.
Dwellings in buildings built before 1946: 39.3% in Gontenschwil, compared with an average of 16.6% in Aargau and 22.4% nationally.
Rooftop solar potential per inhabitant: 14,420 kWh/inh. in Gontenschwil, compared with an average of 7,302 kWh/inh. in Aargau and 7,100 kWh/inh. nationally.
A 1 kWp solar panel tilted at 37° generates about 1,147 kWh a year here.
Gontenschwil in numbers
Where is Gontenschwil?
Population of Gontenschwil over time
Gontenschwil had 2,078 residents in 2015 and 2,249 in 2025.
| Year | Population |
|---|---|
| 2020 | 2,130 |
| 2021 | 2,171 |
| 2022 | 2,124 |
| 2023 | 2,182 |
| 2024 | 2,209 |
| 2025 | 2,249 |
Did you know?
- Its area is roughly equal to 1,364 football pitches.
- The nearest municipality is Leimbach (AG), 1.7 km away.
- The nearest more populous municipality is Reinach (AG) (9,858 residents), 3.5 km away.
- A 4 kWp rooftop solar system here would generate about 4,588 kWh a year, roughly what an average household uses.
All indicators for Gontenschwil
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 | Gontenschwil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 22.5% | 19.5% | 20.7% | ranked 609 of 1,811 |
Housing
| Indicator | Gontenschwil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 1,179 | 355,613 | 4,927,050 | ranked 943 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 39.3% | 16.6% | 23.3% | ranked 296 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 19.7% | 30.9% | 25.3% | ranked 1,265 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 76.2% | 70.4% | 69.5% | ranked 463 of 1,806 |
Energy
| Indicator | Gontenschwil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 55.0% | 66.6% | 53.5% | ranked 862 of 1,806 | |
| Heat pumps as main heating (2026) | 11.2% | 11.6% | 13.7% | ranked 1,111 of 1,806 | |
| Wood heating systems (2026) | 24.2% | 8.3% | 12.4% | ranked 384 of 1,806 | |
| District heating (2026) | 0.2% | 6.5% | 1.4% | ranked 1,451 of 1,806 | |
| Photovoltaic installations (2026) | 112 | 26,039 | 329,600 | ranked 979 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 1,548 kW | 997.1 kW | 1,134 kW | ranked 490 of 1,806 | |
| Rooftop solar electricity potential (2026) | 32.4 GWh/year | 5,431 GWh/year | 64,783 GWh/year | ranked 619 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 14,420 kWh/inh. | 7,302 kWh/inh. | 9,356 kWh/inh. | ranked 294 of 1,810 |
Economy
| Indicator | Gontenschwil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 166 | 47,193 | 728,011 | ranked 904 of 2,112 | |
| Entities listed in the commercial register (2026) | 149 | 46,143 | 762,757 | ranked 924 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 66.3 | 62.0 | 64.9 | ranked 850 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 65.8% | 66.6% | 65.7% | ranked 894 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 33.6% | 29.1% | 29.0% | ranked 508 of 1,808 |
Employment
| Indicator | Gontenschwil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 1,090 | 364,295 | 5,679,518 | ranked 775 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 484.7 | 489.8 | 362.9 | ranked 525 of 1,810 | |
| Share of jobs in services (2024) | 50.7% | 69.1% | 63.6% | ranked 1,323 of 1,804 | |
| Share of jobs in industry and construction (2024) | 40.4% | 26.5% | 24.2% | ranked 291 of 1,776 |
Society
| Indicator | Gontenschwil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 22.0% | 28.1% | 18.9% | ranked 678 of 1,811 |
Sunshine and temperatures: Gontenschwil
Frequently asked questions
What is the population of Gontenschwil?
Gontenschwil has 2,249 residents (2025), ranking 910 of 2,115 municipalities.
How big is Gontenschwil?
Gontenschwil covers 9.7 km², with a density of 231 people per km².
Is the population of Gontenschwil growing?
Between 2015 and 2025, the population of Gontenschwil went from 2,078 to 2,249, a change of +8.2%.
Where is Gontenschwil?
Gontenschwil is in Aargau. It belongs to Bezirk Kulm (district). Latitude 47.273, longitude 8.147.
Dwellings in buildings built before 1946: what is the figure for Gontenschwil?
In Gontenschwil, “Dwellings in buildings built before 1946” stands at 39.3% (2026), ranking 296 of 1,806 municipalities; the national median is 23.3%.
Rooftop solar potential per inhabitant: what is the figure for Gontenschwil?
In Gontenschwil, “Rooftop solar potential per inhabitant” stands at 14,420 kWh/inh. (2026), ranking 294 of 1,810 municipalities; the national median is 9,356 kWh/inh..
How much electricity does a solar panel produce in Gontenschwil?
In Gontenschwil, a 1 kWp south-facing system tilted at 37° produces about 1,147 kWh a year.
Which municipalities border Gontenschwil?
The nearest to Gontenschwil are Leimbach (AG) (1.7 km), Zetzwil (1.8 km), Schmiedrued (2.8 km), Oberkulm (3.5 km), Reinach (AG) (3.5 km).