Zeihen: population and statistics
Zeihen has a population of 1,268 (2025) across 6.9 km², or 185 people per km². It ranks 1,288 of 2,115 municipalities by population. Its population is growing: +15.1% between 2015 and 2025.
- 1,268 residents
- 6.9 km²
- 185 people/km²
- 447 m
Key points
Among the 197 municipalities in Aargau, Zeihen ranks No. 150 by population.
Dwellings in buildings built since 2001: 42.0% in Zeihen, compared with an average of 30.9% in Aargau and 24.6% nationally.
Share of people aged 65 and over: 16.5% in Zeihen, compared with an average of 19.5% in Aargau and 19.8% nationally.
A 1 kWp solar panel tilted at 36° generates about 1,135 kWh a year here.
Zeihen in numbers
Where is Zeihen?
Population of Zeihen over time
Zeihen had 1,102 residents in 2015 and 1,268 in 2025.
| Year | Population |
|---|---|
| 2020 | 1,170 |
| 2021 | 1,193 |
| 2022 | 1,220 |
| 2023 | 1,276 |
| 2024 | 1,265 |
| 2025 | 1,268 |
Did you know?
- “Dwellings in buildings built since 2001”: higher than in 94% of municipalities.
- Its area is roughly equal to 962 football pitches.
- The nearest more populous municipality is Herznach-Ueken (2,765 residents), 2.5 km away.
- A 4 kWp rooftop solar system here would generate about 4,540 kWh a year, roughly what an average household uses.
All indicators for Zeihen
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 | Zeihen | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 16.5% | 19.5% | 20.7% | ranked 1,584 of 1,811 |
Housing
| Indicator | Zeihen | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 603 | 355,613 | 4,927,050 | ranked 1,370 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 18.2% | 16.6% | 23.3% | ranked 1,168 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 42.0% | 30.9% | 25.3% | ranked 108 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 76.2% | 70.4% | 69.5% | ranked 464 of 1,806 |
Energy
| Indicator | Zeihen | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 38.7% | 66.6% | 53.5% | ranked 1,404 of 1,806 | |
| Heat pumps as main heating (2026) | 18.2% | 11.6% | 13.7% | ranked 641 of 1,806 | |
| Wood heating systems (2026) | 28.9% | 8.3% | 12.4% | ranked 280 of 1,806 | |
| District heating (2026) | 0.4% | 6.5% | 1.4% | ranked 1,281 of 1,806 | |
| Photovoltaic installations (2026) | 95 | 26,039 | 329,600 | ranked 1,128 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 1,592 kW | 997.1 kW | 1,134 kW | ranked 444 of 1,806 | |
| Rooftop solar electricity potential (2026) | 11.7 GWh/year | 5,431 GWh/year | 64,783 GWh/year | ranked 1,432 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 9,251 kWh/inh. | 7,302 kWh/inh. | 9,356 kWh/inh. | ranked 928 of 1,810 |
Economy
| Indicator | Zeihen | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 90 | 47,193 | 728,011 | ranked 1,325 of 2,112 | |
| Entities listed in the commercial register (2026) | 71 | 46,143 | 762,757 | ranked 1,380 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 56.0 | 62.0 | 64.9 | ranked 1,301 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 64.8% | 66.6% | 65.7% | ranked 981 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 35.2% | 29.1% | 29.0% | ranked 383 of 1,808 |
Employment
| Indicator | Zeihen | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 281 | 364,295 | 5,679,518 | ranked 1,452 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 221.6 | 489.8 | 362.9 | ranked 1,478 of 1,810 | |
| Share of jobs in services (2024) | 50.9% | 69.1% | 63.6% | ranked 1,318 of 1,804 | |
| Share of jobs in industry and construction (2024) | 19.2% | 26.5% | 24.2% | ranked 1,140 of 1,776 |
Society
| Indicator | Zeihen | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 19.3% | 28.1% | 18.9% | ranked 878 of 1,811 |
Sunshine and temperatures: Zeihen
Frequently asked questions
What is the population of Zeihen?
Zeihen has 1,268 residents (2025), ranking 1,288 of 2,115 municipalities.
How big is Zeihen?
Zeihen covers 6.9 km², with a density of 185 people per km².
Is the population of Zeihen growing?
Between 2015 and 2025, the population of Zeihen went from 1,102 to 1,268, a change of +15.1%.
Where is Zeihen?
Zeihen is in Aargau. It belongs to Bezirk Laufenburg (district). Latitude 47.477, longitude 8.085.
Dwellings in buildings built since 2001: what is the figure for Zeihen?
In Zeihen, “Dwellings in buildings built since 2001” stands at 42.0% (2026), ranking 108 of 1,806 municipalities; the national median is 25.3%.
Share of people aged 65 and over: what is the figure for Zeihen?
In Zeihen, “Share of people aged 65 and over” stands at 16.5% (2025), ranking 1,584 of 1,811 municipalities; the national median is 20.7%.
How much electricity does a solar panel produce in Zeihen?
In Zeihen, a 1 kWp south-facing system tilted at 36° produces about 1,135 kWh a year.
Which municipalities border Zeihen?
The nearest to Zeihen are Herznach-Ueken (2.5 km), Böztal (3.0 km), Densbüren (3.4 km), Thalheim (AG) (4.7 km), Bözberg (5.5 km).