Reitnau: population and statistics
Reitnau has a population of 1,663 (2025) across 5.8 km², or 287 people per km². It ranks 1,088 of 2,115 municipalities by population. Its population is growing: +8.9% between 2015 and 2025.
- 1,663 residents
- 5.8 km²
- 287 people/km²
- 511 m
Key points
Among the 197 municipalities in Aargau, Reitnau ranks No. 122 by population.
Heat pumps as main heating: 3.3% in Reitnau, compared with an average of 11.6% in Aargau and 15.5% nationally.
Share of jobs in services: 43.8% in Reitnau, compared with an average of 69.1% in Aargau and 73.4% nationally.
A 1 kWp solar panel tilted at 36° generates about 1,138 kWh a year here.
Reitnau in numbers
Where is Reitnau?
Population of Reitnau over time
Reitnau had 1,527 residents in 2015 and 1,663 in 2025.
| Year | Population |
|---|---|
| 2020 | 1,519 |
| 2021 | 1,566 |
| 2022 | 1,583 |
| 2023 | 1,627 |
| 2024 | 1,621 |
| 2025 | 1,663 |
Did you know?
- “Heat pumps as main heating”: lower than in 97% of municipalities.
- Its area is roughly equal to 812 football pitches.
- The nearest municipality is Moosleerau, 2.4 km away.
- The nearest more populous municipality is Triengen (5,051 residents), 3.0 km away.
- A 4 kWp rooftop solar system here would generate about 4,552 kWh a year, roughly what an average household uses.
All indicators for Reitnau
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 | Reitnau | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 17.4% | 19.5% | 20.7% | ranked 1,468 of 1,811 |
Housing
| Indicator | Reitnau | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 774 | 355,613 | 4,927,050 | ranked 1,210 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 33.2% | 16.6% | 23.3% | ranked 481 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 18.1% | 30.9% | 25.3% | ranked 1,365 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 74.3% | 70.4% | 69.5% | ranked 585 of 1,806 |
Energy
| Indicator | Reitnau | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 51.6% | 66.6% | 53.5% | ranked 983 of 1,806 | |
| Heat pumps as main heating (2026) | 3.3% | 11.6% | 13.7% | ranked 1,749 of 1,806 | |
| Wood heating systems (2026) | 33.6% | 8.3% | 12.4% | ranked 201 of 1,806 | |
| District heating (2026) | 0.6% | 6.5% | 1.4% | ranked 1,204 of 1,806 | |
| Photovoltaic installations (2026) | 98 | 26,039 | 329,600 | ranked 1,097 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 2,028 kW | 997.1 kW | 1,134 kW | ranked 214 of 1,806 | |
| Rooftop solar electricity potential (2026) | 23.1 GWh/year | 5,431 GWh/year | 64,783 GWh/year | ranked 907 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 13,879 kWh/inh. | 7,302 kWh/inh. | 9,356 kWh/inh. | ranked 342 of 1,810 |
Economy
| Indicator | Reitnau | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 141 | 47,193 | 728,011 | ranked 1,004 of 2,112 | |
| Entities listed in the commercial register (2026) | 100 | 46,143 | 762,757 | ranked 1,160 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 60.1 | 62.0 | 64.9 | ranked 1,109 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 67.0% | 66.6% | 65.7% | ranked 781 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 29.0% | 29.1% | 29.0% | ranked 897 of 1,808 |
Employment
| Indicator | Reitnau | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 623 | 364,295 | 5,679,518 | ranked 1,054 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 374.6 | 489.8 | 362.9 | ranked 862 of 1,810 | |
| Share of jobs in services (2024) | 43.8% | 69.1% | 63.6% | ranked 1,509 of 1,804 | |
| Share of jobs in industry and construction (2024) | 33.5% | 26.5% | 24.2% | ranked 491 of 1,776 |
Society
| Indicator | Reitnau | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 12.8% | 28.1% | 18.9% | ranked 1,347 of 1,811 |
Sunshine and temperatures: Reitnau
Frequently asked questions
What is the population of Reitnau?
Reitnau has 1,663 residents (2025), ranking 1,088 of 2,115 municipalities.
How big is Reitnau?
Reitnau covers 5.8 km², with a density of 287 people per km².
Is the population of Reitnau growing?
Between 2015 and 2025, the population of Reitnau went from 1,527 to 1,663, a change of +8.9%.
Where is Reitnau?
Reitnau is in Aargau. It belongs to Bezirk Zofingen (district). Latitude 47.252, longitude 8.044.
Heat pumps as main heating: what is the figure for Reitnau?
In Reitnau, “Heat pumps as main heating” stands at 3.3% (2026), ranking 1,749 of 1,806 municipalities; the national median is 13.7%.
Share of jobs in services: what is the figure for Reitnau?
In Reitnau, “Share of jobs in services” stands at 43.8% (2024), ranking 1,509 of 1,804 municipalities; the national median is 63.6%.
How much electricity does a solar panel produce in Reitnau?
In Reitnau, a 1 kWp south-facing system tilted at 36° produces about 1,138 kWh a year.
Which municipalities border Reitnau?
The nearest to Reitnau are Moosleerau (2.4 km), Wiliberg (2.5 km), Triengen (3.0 km), Kirchleerau (3.4 km), Staffelbach (3.4 km).