Rupperswil: population and statistics
Rupperswil has a population of 6,317 (2025) across 6.2 km², or 1,016 people per km². It ranks 324 of 2,115 municipalities by population. Its population is growing: +22.8% between 2015 and 2025.
- 6,317 residents
- 6.2 km²
- 1,016 people/km²
- 377 m
Key points
Among the 197 municipalities in Aargau, Rupperswil ranks No. 31 by population.
Dwellings in buildings built since 2001: 42.1% in Rupperswil, compared with an average of 30.9% in Aargau and 24.6% nationally.
Share of people aged 65 and over: 15.8% in Rupperswil, compared with an average of 19.5% in Aargau and 19.8% nationally.
A 1 kWp solar panel tilted at 37° generates about 1,154 kWh a year here.
Rupperswil in numbers
Where is Rupperswil?
Population of Rupperswil over time
Rupperswil had 5,144 residents in 2015 and 6,317 in 2025.
| Year | Population |
|---|---|
| 2020 | 5,618 |
| 2021 | 5,770 |
| 2022 | 5,912 |
| 2023 | 6,041 |
| 2024 | 6,229 |
| 2025 | 6,317 |
Did you know?
- “Dwellings in buildings built since 2001”: higher than in 94% of municipalities.
- “Share of people aged 65 and over”: lower than in 91% of municipalities.
- Its area is roughly equal to 871 football pitches.
- Its population density is 4.4 times the national average.
- The nearest municipality is Auenstein, 1.8 km away.
- The nearest more populous municipality is Lenzburg (11,322 residents), 4.3 km away.
- A 4 kWp rooftop solar system here would generate about 4,616 kWh a year, roughly what an average household uses.
All indicators for Rupperswil
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 | Rupperswil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 15.8% | 19.5% | 20.7% | ranked 1,641 of 1,811 |
Housing
| Indicator | Rupperswil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 2,880 | 355,613 | 4,927,050 | ranked 396 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 16.1% | 16.6% | 23.3% | ranked 1,302 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 42.1% | 30.9% | 25.3% | ranked 106 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 76.1% | 70.4% | 69.5% | ranked 468 of 1,806 |
Energy
| Indicator | Rupperswil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 69.0% | 66.6% | 53.5% | ranked 391 of 1,806 | |
| Heat pumps as main heating (2026) | 15.6% | 11.6% | 13.7% | ranked 788 of 1,806 | |
| Wood heating systems (2026) | 5.4% | 8.3% | 12.4% | ranked 1,413 of 1,806 | |
| District heating (2026) | 0.1% | 6.5% | 1.4% | ranked 1,492 of 1,806 | |
| Photovoltaic installations (2026) | 197 | 26,039 | 329,600 | ranked 525 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 856.9 kW | 997.1 kW | 1,134 kW | ranked 1,294 of 1,806 | |
| Rooftop solar electricity potential (2026) | 47.0 GWh/year | 5,431 GWh/year | 64,783 GWh/year | ranked 369 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 7,432 kWh/inh. | 7,302 kWh/inh. | 9,356 kWh/inh. | ranked 1,294 of 1,810 |
Economy
| Indicator | Rupperswil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 344 | 47,193 | 728,011 | ranked 431 of 2,112 | |
| Entities listed in the commercial register (2026) | 374 | 46,143 | 762,757 | ranked 400 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 59.2 | 62.0 | 64.9 | ranked 1,156 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 66.0% | 66.6% | 65.7% | ranked 868 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 30.5% | 29.1% | 29.0% | ranked 766 of 1,808 |
Employment
| Indicator | Rupperswil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 2,146 | 364,295 | 5,679,518 | ranked 441 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 339.7 | 489.8 | 362.9 | ranked 994 of 1,810 | |
| Share of jobs in services (2024) | 57.1% | 69.1% | 63.6% | ranked 1,123 of 1,804 | |
| Share of jobs in industry and construction (2024) | 41.4% | 26.5% | 24.2% | ranked 271 of 1,776 |
Society
| Indicator | Rupperswil | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 25.1% | 28.1% | 18.9% | ranked 526 of 1,811 |
Sunshine and temperatures: Rupperswil
Frequently asked questions
What is the population of Rupperswil?
Rupperswil has 6,317 residents (2025), ranking 324 of 2,115 municipalities.
How big is Rupperswil?
Rupperswil covers 6.2 km², with a density of 1,016 people per km².
Is the population of Rupperswil growing?
Between 2015 and 2025, the population of Rupperswil went from 5,144 to 6,317, a change of +22.8%.
Where is Rupperswil?
Rupperswil is in Aargau. It belongs to Bezirk Lenzburg (district). Latitude 47.403, longitude 8.128.
Dwellings in buildings built since 2001: what is the figure for Rupperswil?
In Rupperswil, “Dwellings in buildings built since 2001” stands at 42.1% (2026), ranking 106 of 1,806 municipalities; the national median is 25.3%.
Share of people aged 65 and over: what is the figure for Rupperswil?
In Rupperswil, “Share of people aged 65 and over” stands at 15.8% (2025), ranking 1,641 of 1,811 municipalities; the national median is 20.7%.
How much electricity does a solar panel produce in Rupperswil?
In Rupperswil, a 1 kWp south-facing system tilted at 37° produces about 1,154 kWh a year.
Which municipalities border Rupperswil?
The nearest to Rupperswil are Auenstein (1.8 km), Hunzenschwil (1.9 km), Schafisheim (2.9 km), Staufen (3.6 km), Niederlenz (3.7 km).