Islisberg: population and statistics
Islisberg has a population of 682 (2025) across 1.7 km², or 411 people per km². It ranks 1,665 of 2,115 municipalities by population. Its population is growing: +8.4% between 2015 and 2025.
- 682 residents
- 1.7 km²
- 411 people/km²
- 674 m
Key points
Among the 197 municipalities in Aargau, Islisberg ranks No. 184 by population.
Jobs per 1,000 inhabitants: 117.3 in Islisberg, compared with an average of 489.8 in Aargau and 622.5 nationally.
Dwellings in buildings built since 2001: 48.2% in Islisberg, compared with an average of 30.9% in Aargau and 24.6% nationally.
A 1 kWp solar panel tilted at 38° generates about 1,146 kWh a year here.
Islisberg in numbers
Where is Islisberg?
Population of Islisberg over time
Islisberg had 629 residents in 2015 and 682 in 2025.
| Year | Population |
|---|---|
| 2020 | 643 |
| 2021 | 654 |
| 2022 | 694 |
| 2023 | 690 |
| 2024 | 692 |
| 2025 | 682 |
Did you know?
- “Jobs per 1,000 inhabitants”: lower than in 99% of municipalities.
- “Dwellings in buildings built since 2001”: higher than in 98% of municipalities.
- “Entities in the commercial register per 1,000 inhabitants”: lower than in 97% of municipalities.
- Its area is roughly equal to 232 football pitches.
- The nearest more populous municipality is Arni (AG) (1,953 residents), 1.4 km away.
- A 4 kWp rooftop solar system here would generate about 4,584 kWh a year, roughly what an average household uses.
All indicators for Islisberg
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 | Islisberg | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 17.0% | 19.5% | 20.7% | ranked 1,521 of 1,811 |
Housing
| Indicator | Islisberg | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 311 | 355,613 | 4,927,050 | ranked 1,759 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 8.0% | 16.6% | 23.3% | ranked 1,688 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 48.2% | 30.9% | 25.3% | ranked 35 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 69.4% | 70.4% | 69.5% | ranked 913 of 1,806 |
Energy
| Indicator | Islisberg | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 53.8% | 66.6% | 53.5% | ranked 894 of 1,806 | |
| Heat pumps as main heating (2026) | 29.0% | 11.6% | 13.7% | ranked 265 of 1,806 | |
| Wood heating systems (2026) | 15.1% | 8.3% | 12.4% | ranked 759 of 1,806 | |
| District heating (2026) | 1.1% | 6.5% | 1.4% | ranked 987 of 1,806 | |
| Photovoltaic installations (2026) | 38 | 26,039 | 329,600 | ranked 1,714 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 826.5 kW | 997.1 kW | 1,134 kW | ranked 1,332 of 1,806 | |
| Rooftop solar electricity potential (2026) | 4.9 GWh/year | 5,431 GWh/year | 64,783 GWh/year | ranked 1,923 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 7,229 kWh/inh. | 7,302 kWh/inh. | 9,356 kWh/inh. | ranked 1,341 of 1,810 |
Economy
| Indicator | Islisberg | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 36 | 47,193 | 728,011 | ranked 1,845 of 2,112 | |
| Entities listed in the commercial register (2026) | 27 | 46,143 | 762,757 | ranked 1,846 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 39.6 | 62.0 | 64.9 | ranked 1,760 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 59.3% | 66.6% | 65.7% | ranked 1,424 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 37.0% | 29.1% | 29.0% | ranked 281 of 1,808 |
Employment
| Indicator | Islisberg | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 80 | 364,295 | 5,679,518 | ranked 1,947 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 117.3 | 489.8 | 362.9 | ranked 1,786 of 1,810 | |
| Share of jobs in services (2024) | 61.2% | 69.1% | 63.6% | ranked 975 of 1,804 | |
| Share of jobs in industry and construction (2024) | 10.0% | 26.5% | 24.2% | ranked 1,541 of 1,776 |
Society
| Indicator | Islisberg | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 15.0% | 28.1% | 18.9% | ranked 1,196 of 1,811 |
Sunshine and temperatures: Islisberg
Frequently asked questions
What is the population of Islisberg?
Islisberg has 682 residents (2025), ranking 1,665 of 2,115 municipalities.
How big is Islisberg?
Islisberg covers 1.7 km², with a density of 411 people per km².
Is the population of Islisberg growing?
Between 2015 and 2025, the population of Islisberg went from 629 to 682, a change of +8.4%.
Where is Islisberg?
Islisberg is in Aargau. It belongs to Bezirk Bremgarten (district). Latitude 47.323, longitude 8.439.
Jobs per 1,000 inhabitants: what is the figure for Islisberg?
In Islisberg, “Jobs per 1,000 inhabitants” stands at 117.3 (2024), ranking 1,786 of 1,810 municipalities; the national median is 362.9.
Dwellings in buildings built since 2001: what is the figure for Islisberg?
In Islisberg, “Dwellings in buildings built since 2001” stands at 48.2% (2026), ranking 35 of 1,806 municipalities; the national median is 25.3%.
How much electricity does a solar panel produce in Islisberg?
In Islisberg, a 1 kWp south-facing system tilted at 38° produces about 1,146 kWh a year.
Which municipalities border Islisberg?
The nearest to Islisberg are Arni (AG) (1.4 km), Aesch (ZH) (1.5 km), Bonstetten (2.4 km), Hedingen (2.8 km), Wettswil am Albis (3.2 km).