Beinwil am See: population and statistics
Beinwil am See has a population of 3,711 (2025) across 5.8 km², or 642 people per km². It ranks 608 of 2,115 municipalities by population. Its population is growing: +21.1% between 2015 and 2025.
- 3,711 residents
- 5.8 km²
- 642 people/km²
- 520 m
Key points
Among the 197 municipalities in Aargau, Beinwil am See ranks No. 70 by population.
District heating: 0.0% in Beinwil am See, compared with an average of 6.5% in Aargau and 7.3% nationally.
Dwellings in buildings built since 2001: 34.9% in Beinwil am See, compared with an average of 30.9% in Aargau and 24.6% nationally.
A 1 kWp solar panel tilted at 37° generates about 1,149 kWh a year here.
Beinwil am See in numbers
Where is Beinwil am See?
Population of Beinwil am See over time
Beinwil am See had 3,065 residents in 2015 and 3,711 in 2025.
| Year | Population |
|---|---|
| 2020 | 3,418 |
| 2021 | 3,461 |
| 2022 | 3,477 |
| 2023 | 3,601 |
| 2024 | 3,719 |
| 2025 | 3,711 |
Did you know?
- “District heating”: lower than in 99% of municipalities.
- Its area is roughly equal to 810 football pitches.
- Its population density is 2.8 times the national average.
- The nearest more populous municipality is Reinach (AG) (9,858 residents), 2.1 km away.
- A 4 kWp rooftop solar system here would generate about 4,596 kWh a year, roughly what an average household uses.
All indicators for Beinwil am See
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 | Beinwil am See | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 22.7% | 19.5% | 20.7% | ranked 587 of 1,811 |
Housing
| Indicator | Beinwil am See | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 1,941 | 355,613 | 4,927,050 | ranked 623 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 33.3% | 16.6% | 23.3% | ranked 474 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 34.9% | 30.9% | 25.3% | ranked 335 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 73.6% | 70.4% | 69.5% | ranked 633 of 1,806 |
Energy
| Indicator | Beinwil am See | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 66.8% | 66.6% | 53.5% | ranked 453 of 1,806 | |
| Heat pumps as main heating (2026) | 17.0% | 11.6% | 13.7% | ranked 726 of 1,806 | |
| Wood heating systems (2026) | 11.9% | 8.3% | 12.4% | ranked 933 of 1,806 | |
| District heating (2026) | 0.0% | 6.5% | 1.4% | ranked 1,506 of 1,806 | |
| Photovoltaic installations (2026) | 196 | 26,039 | 329,600 | ranked 529 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 982.3 kW | 997.1 kW | 1,134 kW | ranked 1,126 of 1,806 | |
| Rooftop solar electricity potential (2026) | 26.9 GWh/year | 5,431 GWh/year | 64,783 GWh/year | ranked 771 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 7,235 kWh/inh. | 7,302 kWh/inh. | 9,356 kWh/inh. | ranked 1,339 of 1,810 |
Economy
| Indicator | Beinwil am See | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 268 | 47,193 | 728,011 | ranked 569 of 2,112 | |
| Entities listed in the commercial register (2026) | 261 | 46,143 | 762,757 | ranked 579 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 70.3 | 62.0 | 64.9 | ranked 694 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 67.4% | 66.6% | 65.7% | ranked 738 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 28.4% | 29.1% | 29.0% | ranked 957 of 1,808 |
Employment
| Indicator | Beinwil am See | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 981 | 364,295 | 5,679,518 | ranked 833 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 264.3 | 489.8 | 362.9 | ranked 1,312 of 1,810 | |
| Share of jobs in services (2024) | 78.3% | 69.1% | 63.6% | ranked 375 of 1,804 | |
| Share of jobs in industry and construction (2024) | 19.7% | 26.5% | 24.2% | ranked 1,115 of 1,776 |
Society
| Indicator | Beinwil am See | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 18.5% | 28.1% | 18.9% | ranked 933 of 1,811 |
Sunshine and temperatures: Beinwil am See
Frequently asked questions
What is the population of Beinwil am See?
Beinwil am See has 3,711 residents (2025), ranking 608 of 2,115 municipalities.
How big is Beinwil am See?
Beinwil am See covers 5.8 km², with a density of 642 people per km².
Is the population of Beinwil am See growing?
Between 2015 and 2025, the population of Beinwil am See went from 3,065 to 3,711, a change of +21.1%.
Where is Beinwil am See?
Beinwil am See is in Aargau. It belongs to Bezirk Kulm (district). Latitude 47.268, longitude 8.203.
District heating: what is the figure for Beinwil am See?
In Beinwil am See, “District heating” stands at 0.0% (2026), ranking 1,506 of 1,806 municipalities; the national median is 1.4%.
Dwellings in buildings built since 2001: what is the figure for Beinwil am See?
In Beinwil am See, “Dwellings in buildings built since 2001” stands at 34.9% (2026), ranking 335 of 1,806 municipalities; the national median is 25.3%.
How much electricity does a solar panel produce in Beinwil am See?
In Beinwil am See, a 1 kWp south-facing system tilted at 37° produces about 1,149 kWh a year.
Which municipalities border Beinwil am See?
The nearest to Beinwil am See are Reinach (AG) (2.1 km), Birrwil (2.5 km), Leimbach (AG) (2.6 km), Menziken (3.2 km), Aesch (LU) (3.3 km).