Waltenschwil: population and statistics
Waltenschwil has a population of 3,291 (2025) across 4.5 km², or 725 people per km². It ranks 674 of 2,115 municipalities by population. Its population is growing: +19.2% between 2015 and 2025.
- 3,291 residents
- 4.5 km²
- 725 people/km²
- 432 m
Key points
Among the 197 municipalities in Aargau, Waltenschwil ranks No. 76 by population.
Entities in the commercial register per 1,000 inhabitants: 42.5 in Waltenschwil, compared with an average of 62.0 in Aargau and 83.6 nationally.
Dwellings in buildings built since 2001: 39.6% in Waltenschwil, 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.
Waltenschwil in numbers
Where is Waltenschwil?
Population of Waltenschwil over time
Waltenschwil had 2,762 residents in 2015 and 3,291 in 2025.
| Year | Population |
|---|---|
| 2020 | 3,053 |
| 2021 | 3,071 |
| 2022 | 3,088 |
| 2023 | 3,159 |
| 2024 | 3,186 |
| 2025 | 3,291 |
Did you know?
- “Entities in the commercial register per 1,000 inhabitants”: lower than in 95% of municipalities.
- “Dwellings in buildings built since 2001”: higher than in 91% of municipalities.
- Its area is roughly equal to 636 football pitches.
- Its population density is 3.1 times the national average.
- The nearest municipality is Kallern, 2.6 km away.
- The nearest more populous municipality is Wohlen (AG) (18,162 residents), 2.6 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 Waltenschwil
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 | Waltenschwil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 19.2% | 19.5% | 20.7% | ranked 1,168 of 1,811 |
Housing
| Indicator | Waltenschwil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 1,490 | 355,613 | 4,927,050 | ranked 785 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 13.2% | 16.6% | 23.3% | ranked 1,450 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 39.6% | 30.9% | 25.3% | ranked 161 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 79.3% | 70.4% | 69.5% | ranked 256 of 1,806 |
Energy
| Indicator | Waltenschwil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 74.0% | 66.6% | 53.5% | ranked 227 of 1,806 | |
| Heat pumps as main heating (2026) | 8.6% | 11.6% | 13.7% | ranked 1,354 of 1,806 | |
| Wood heating systems (2026) | 10.3% | 8.3% | 12.4% | ranked 1,039 of 1,806 | |
| District heating (2026) | 2.7% | 6.5% | 1.4% | ranked 685 of 1,806 | |
| Photovoltaic installations (2026) | 156 | 26,039 | 329,600 | ranked 704 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 1,225 kW | 997.1 kW | 1,134 kW | ranked 802 of 1,806 | |
| Rooftop solar electricity potential (2026) | 24.9 GWh/year | 5,431 GWh/year | 64,783 GWh/year | ranked 842 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 7,581 kWh/inh. | 7,302 kWh/inh. | 9,356 kWh/inh. | ranked 1,264 of 1,810 |
Economy
| Indicator | Waltenschwil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 172 | 47,193 | 728,011 | ranked 880 of 2,112 | |
| Entities listed in the commercial register (2026) | 140 | 46,143 | 762,757 | ranked 957 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 42.5 | 62.0 | 64.9 | ranked 1,720 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 62.9% | 66.6% | 65.7% | ranked 1,164 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 34.3% | 29.1% | 29.0% | ranked 450 of 1,808 |
Employment
| Indicator | Waltenschwil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 616 | 364,295 | 5,679,518 | ranked 1,058 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 187.2 | 489.8 | 362.9 | ranked 1,605 of 1,810 | |
| Share of jobs in services (2024) | 66.4% | 69.1% | 63.6% | ranked 793 of 1,804 | |
| Share of jobs in industry and construction (2024) | 24.8% | 26.5% | 24.2% | ranked 854 of 1,776 |
Society
| Indicator | Waltenschwil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 19.0% | 28.1% | 18.9% | ranked 897 of 1,811 |
Sunshine and temperatures: Waltenschwil
Frequently asked questions
What is the population of Waltenschwil?
Waltenschwil has 3,291 residents (2025), ranking 674 of 2,115 municipalities.
How big is Waltenschwil?
Waltenschwil covers 4.5 km², with a density of 725 people per km².
Is the population of Waltenschwil growing?
Between 2015 and 2025, the population of Waltenschwil went from 2,762 to 3,291, a change of +19.2%.
Where is Waltenschwil?
Waltenschwil is in Aargau. It belongs to Bezirk Muri (district). Latitude 47.336, longitude 8.305.
Entities in the commercial register per 1,000 inhabitants: what is the figure for Waltenschwil?
In Waltenschwil, “Entities in the commercial register per 1,000 inhabitants” stands at 42.5 (2026), ranking 1,720 of 1,811 municipalities; the national median is 64.9.
Dwellings in buildings built since 2001: what is the figure for Waltenschwil?
In Waltenschwil, “Dwellings in buildings built since 2001” stands at 39.6% (2026), ranking 161 of 1,806 municipalities; the national median is 25.3%.
How much electricity does a solar panel produce in Waltenschwil?
In Waltenschwil, a 1 kWp south-facing system tilted at 37° produces about 1,149 kWh a year.
Which municipalities border Waltenschwil?
The nearest to Waltenschwil are Kallern (2.6 km), Wohlen (AG) (2.6 km), Büttikon (2.8 km), Uezwil (3.1 km), Bünzen (3.2 km).