Niederrohrdorf: population and statistics
Niederrohrdorf has a population of 4,751 (2025) across 3.3 km², or 1,427 people per km². It ranks 466 of 2,115 municipalities by population. Its population is growing: +28.6% between 2015 and 2025.
- 4,751 residents
- 3.3 km²
- 1,427 people/km²
- 433 m
Key points
Among the 197 municipalities in Aargau, Niederrohrdorf ranks No. 46 by population.
Dwellings in buildings built since 2001: 53.7% in Niederrohrdorf, compared with an average of 30.9% in Aargau and 24.6% nationally.
Rooftop solar potential per inhabitant: 4,256 kWh/inh. in Niederrohrdorf, 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 1,154 kWh a year here.
Niederrohrdorf in numbers
Where is Niederrohrdorf?
Population of Niederrohrdorf over time
Niederrohrdorf had 3,693 residents in 2015 and 4,751 in 2025.
| Year | Population |
|---|---|
| 2020 | 4,225 |
| 2021 | 4,389 |
| 2022 | 4,498 |
| 2023 | 4,648 |
| 2024 | 4,695 |
| 2025 | 4,751 |
Did you know?
- “Dwellings in buildings built since 2001”: higher than in 99% of municipalities.
- “Rooftop solar potential per inhabitant”: lower than in 96% of municipalities.
- Its area is roughly equal to 466 football pitches.
- Its population density is 6.1 times the national average.
- The nearest municipality is Oberrohrdorf, 0.9 km away.
- The nearest more populous municipality is Neuenhof (9,306 residents), 3.2 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 Niederrohrdorf
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 | Niederrohrdorf | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 20.9% | 19.5% | 20.7% | ranked 871 of 1,811 |
Housing
| Indicator | Niederrohrdorf | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 2,278 | 355,613 | 4,927,050 | ranked 531 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 6.8% | 16.6% | 23.3% | ranked 1,729 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 53.7% | 30.9% | 25.3% | ranked 7 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 67.2% | 70.4% | 69.5% | ranked 1,034 of 1,806 |
Energy
| Indicator | Niederrohrdorf | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 41.6% | 66.6% | 53.5% | ranked 1,331 of 1,806 | |
| Heat pumps as main heating (2026) | 39.4% | 11.6% | 13.7% | ranked 88 of 1,806 | |
| Wood heating systems (2026) | 4.0% | 8.3% | 12.4% | ranked 1,525 of 1,806 | |
| District heating (2026) | 9.0% | 6.5% | 1.4% | ranked 269 of 1,806 | |
| Photovoltaic installations (2026) | 127 | 26,039 | 329,600 | ranked 878 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 540.7 kW | 997.1 kW | 1,134 kW | ranked 1,636 of 1,806 | |
| Rooftop solar electricity potential (2026) | 20.2 GWh/year | 5,431 GWh/year | 64,783 GWh/year | ranked 1,009 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 4,256 kWh/inh. | 7,302 kWh/inh. | 9,356 kWh/inh. | ranked 1,737 of 1,810 |
Economy
| Indicator | Niederrohrdorf | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 253 | 47,193 | 728,011 | ranked 609 of 2,112 | |
| Entities listed in the commercial register (2026) | 264 | 46,143 | 762,757 | ranked 571 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 55.6 | 62.0 | 64.9 | ranked 1,318 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 64.0% | 66.6% | 65.7% | ranked 1,053 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 33.7% | 29.1% | 29.0% | ranked 500 of 1,808 |
Employment
| Indicator | Niederrohrdorf | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 877 | 364,295 | 5,679,518 | ranked 893 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 184.6 | 489.8 | 362.9 | ranked 1,611 of 1,810 | |
| Share of jobs in services (2024) | 81.2% | 69.1% | 63.6% | ranked 294 of 1,804 | |
| Share of jobs in industry and construction (2024) | 16.6% | 26.5% | 24.2% | ranked 1,268 of 1,776 |
Society
| Indicator | Niederrohrdorf | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 20.2% | 28.1% | 18.9% | ranked 801 of 1,811 |
Sunshine and temperatures: Niederrohrdorf
Frequently asked questions
What is the population of Niederrohrdorf?
Niederrohrdorf has 4,751 residents (2025), ranking 466 of 2,115 municipalities.
How big is Niederrohrdorf?
Niederrohrdorf covers 3.3 km², with a density of 1,427 people per km².
Is the population of Niederrohrdorf growing?
Between 2015 and 2025, the population of Niederrohrdorf went from 3,693 to 4,751, a change of +28.6%.
Where is Niederrohrdorf?
Niederrohrdorf is in Aargau. It belongs to Bezirk Baden (district). Latitude 47.423, longitude 8.305.
Dwellings in buildings built since 2001: what is the figure for Niederrohrdorf?
In Niederrohrdorf, “Dwellings in buildings built since 2001” stands at 53.7% (2026), ranking 7 of 1,806 municipalities; the national median is 25.3%.
Rooftop solar potential per inhabitant: what is the figure for Niederrohrdorf?
In Niederrohrdorf, “Rooftop solar potential per inhabitant” stands at 4,256 kWh/inh. (2026), ranking 1,737 of 1,810 municipalities; the national median is 9,356 kWh/inh..
How much electricity does a solar panel produce in Niederrohrdorf?
In Niederrohrdorf, a 1 kWp south-facing system tilted at 37° produces about 1,154 kWh a year.
Which municipalities border Niederrohrdorf?
The nearest to Niederrohrdorf are Oberrohrdorf (0.9 km), Fislisbach (1.9 km), Mellingen (2.2 km), Stetten (AG) (2.5 km), Remetschwil (2.5 km).