Oberentfelden: population and statistics
Oberentfelden has a population of 9,061 (2025) across 7.2 km², or 1,266 people per km². It ranks 216 of 2,115 municipalities by population. Its population is growing: +17.5% between 2015 and 2025.
- 9,061 residents
- 7.2 km²
- 1,266 people/km²
- 416 m
Key points
Among the 197 municipalities in Aargau, Oberentfelden ranks No. 16 by population.
Share of foreign nationals: 37.8% in Oberentfelden, compared with an average of 28.1% in Aargau and 27.7% nationally.
Oil or gas heating systems: 76.3% in Oberentfelden, compared with an average of 66.6% in Aargau and 61.7% nationally.
A 1 kWp solar panel tilted at 37° generates about 1,156 kWh a year here.
Oberentfelden in numbers
Where is Oberentfelden?
Population of Oberentfelden over time
Oberentfelden had 7,714 residents in 2015 and 9,061 in 2025.
| Year | Population |
|---|---|
| 2020 | 8,568 |
| 2021 | 8,663 |
| 2022 | 8,760 |
| 2023 | 8,907 |
| 2024 | 8,946 |
| 2025 | 9,061 |
Did you know?
- “Share of foreign nationals”: higher than in 94% of municipalities.
- “Oil or gas heating systems”: higher than in 91% of municipalities.
- Its area is roughly equal to 1,003 football pitches.
- Its population density is 5.4 times the national average.
- The nearest municipality is Unterentfelden, 1.2 km away.
- The nearest more populous municipality is Aarau (22,932 residents), 3.6 km away.
- A 4 kWp rooftop solar system here would generate about 4,624 kWh a year, roughly what an average household uses.
All indicators for Oberentfelden
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 | Oberentfelden | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 19.4% | 19.5% | 20.7% | ranked 1,132 of 1,811 |
Housing
| Indicator | Oberentfelden | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 4,169 | 355,613 | 4,927,050 | ranked 253 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 11.4% | 16.6% | 23.3% | ranked 1,540 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 29.4% | 30.9% | 25.3% | ranked 640 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 72.9% | 70.4% | 69.5% | ranked 683 of 1,806 |
Energy
| Indicator | Oberentfelden | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 76.3% | 66.6% | 53.5% | ranked 170 of 1,806 | |
| Heat pumps as main heating (2026) | 10.3% | 11.6% | 13.7% | ranked 1,199 of 1,806 | |
| Wood heating systems (2026) | 2.6% | 8.3% | 12.4% | ranked 1,649 of 1,806 | |
| District heating (2026) | 2.1% | 6.5% | 1.4% | ranked 760 of 1,806 | |
| Photovoltaic installations (2026) | 222 | 26,039 | 329,600 | ranked 450 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 769.0 kW | 997.1 kW | 1,134 kW | ranked 1,400 of 1,806 | |
| Rooftop solar electricity potential (2026) | 56.3 GWh/year | 5,431 GWh/year | 64,783 GWh/year | ranked 266 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 6,218 kWh/inh. | 7,302 kWh/inh. | 9,356 kWh/inh. | ranked 1,506 of 1,810 |
Economy
| Indicator | Oberentfelden | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 482 | 47,193 | 728,011 | ranked 297 of 2,112 | |
| Entities listed in the commercial register (2026) | 518 | 46,143 | 762,757 | ranked 279 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 57.2 | 62.0 | 64.9 | ranked 1,257 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 68.7% | 66.6% | 65.7% | ranked 624 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 27.2% | 29.1% | 29.0% | ranked 1,065 of 1,808 |
Employment
| Indicator | Oberentfelden | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 4,153 | 364,295 | 5,679,518 | ranked 233 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 458.3 | 489.8 | 362.9 | ranked 582 of 1,810 | |
| Share of jobs in services (2024) | 69.2% | 69.1% | 63.6% | ranked 686 of 1,804 | |
| Share of jobs in industry and construction (2024) | 30.2% | 26.5% | 24.2% | ranked 616 of 1,776 |
Society
| Indicator | Oberentfelden | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 37.8% | 28.1% | 18.9% | ranked 101 of 1,811 |
Sunshine and temperatures: Oberentfelden
Frequently asked questions
What is the population of Oberentfelden?
Oberentfelden has 9,061 residents (2025), ranking 216 of 2,115 municipalities.
How big is Oberentfelden?
Oberentfelden covers 7.2 km², with a density of 1,266 people per km².
Is the population of Oberentfelden growing?
Between 2015 and 2025, the population of Oberentfelden went from 7,714 to 9,061, a change of +17.5%.
Where is Oberentfelden?
Oberentfelden is in Aargau. It belongs to Bezirk Aarau (district). Latitude 47.360, longitude 8.049.
Share of foreign nationals: what is the figure for Oberentfelden?
In Oberentfelden, “Share of foreign nationals” stands at 37.8% (2025), ranking 101 of 1,811 municipalities; the national median is 18.9%.
Oil or gas heating systems: what is the figure for Oberentfelden?
In Oberentfelden, “Oil or gas heating systems” stands at 76.3% (2026), ranking 170 of 1,806 municipalities; the national median is 53.5%.
How much electricity does a solar panel produce in Oberentfelden?
In Oberentfelden, a 1 kWp south-facing system tilted at 37° produces about 1,156 kWh a year.
Which municipalities border Oberentfelden?
The nearest to Oberentfelden are Unterentfelden (1.2 km), Eppenberg-Wöschnau (2.6 km), Suhr (2.9 km), Muhen (3.0 km), Kölliken (3.1 km).