Wallbach: population and statistics
Wallbach has a population of 2,084 (2025) across 4.5 km², or 462 people per km². It ranks 946 of 2,115 municipalities by population. Its population is growing: +9.7% between 2015 and 2025.
- 2,084 residents
- 4.5 km²
- 462 people/km²
- 288 m
Key points
Among the 197 municipalities in Aargau, Wallbach ranks No. 108 by population.
Share of jobs in industry and construction: 60.0% in Wallbach, compared with an average of 26.5% in Aargau and 22.0% nationally.
Share of single-family houses among residential buildings: 80.5% in Wallbach, compared with an average of 70.4% in Aargau and 56.9% nationally.
A 1 kWp solar panel tilted at 37° generates about 1,168 kWh a year here.
Wallbach in numbers
Where is Wallbach?
Population of Wallbach over time
Wallbach had 1,900 residents in 2015 and 2,084 in 2025.
| Year | Population |
|---|---|
| 2020 | 1,999 |
| 2021 | 2,033 |
| 2022 | 2,061 |
| 2023 | 2,081 |
| 2024 | 2,065 |
| 2025 | 2,084 |
Did you know?
- “Share of jobs in industry and construction”: higher than in 97% of municipalities.
- Its area is roughly equal to 632 football pitches.
- The nearest municipality is Mumpf, 1.9 km away.
- The nearest more populous municipality is Stein (AG) (3,660 residents), 4.0 km away.
- A 4 kWp rooftop solar system here would generate about 4,672 kWh a year, roughly what an average household uses.
All indicators for Wallbach
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 | Wallbach | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 21.3% | 19.5% | 20.7% | ranked 803 of 1,811 |
Housing
| Indicator | Wallbach | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 1,008 | 355,613 | 4,927,050 | ranked 1,044 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 22.8% | 16.6% | 23.3% | ranked 926 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 30.2% | 30.9% | 25.3% | ranked 589 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 80.5% | 70.4% | 69.5% | ranked 204 of 1,806 |
Energy
| Indicator | Wallbach | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 59.0% | 66.6% | 53.5% | ranked 722 of 1,806 | |
| Heat pumps as main heating (2026) | 23.0% | 11.6% | 13.7% | ranked 443 of 1,806 | |
| Wood heating systems (2026) | 6.9% | 8.3% | 12.4% | ranked 1,295 of 1,806 | |
| District heating (2026) | 0.2% | 6.5% | 1.4% | ranked 1,417 of 1,806 | |
| Photovoltaic installations (2026) | 138 | 26,039 | 329,600 | ranked 800 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 1,882 kW | 997.1 kW | 1,134 kW | ranked 270 of 1,806 | |
| Rooftop solar electricity potential (2026) | 20.6 GWh/year | 5,431 GWh/year | 64,783 GWh/year | ranked 992 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 9,909 kWh/inh. | 7,302 kWh/inh. | 9,356 kWh/inh. | ranked 807 of 1,810 |
Economy
| Indicator | Wallbach | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 126 | 47,193 | 728,011 | ranked 1,088 of 2,112 | |
| Entities listed in the commercial register (2026) | 136 | 46,143 | 762,757 | ranked 974 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 65.3 | 62.0 | 64.9 | ranked 886 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 68.4% | 66.6% | 65.7% | ranked 643 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 28.7% | 29.1% | 29.0% | ranked 932 of 1,808 |
Employment
| Indicator | Wallbach | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 683 | 364,295 | 5,679,518 | ranked 1,016 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 327.7 | 489.8 | 362.9 | ranked 1,041 of 1,810 | |
| Share of jobs in services (2024) | 37.5% | 69.1% | 63.6% | ranked 1,649 of 1,804 | |
| Share of jobs in industry and construction (2024) | 60.0% | 26.5% | 24.2% | ranked 49 of 1,776 |
Society
| Indicator | Wallbach | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 19.6% | 28.1% | 18.9% | ranked 854 of 1,811 |
Sunshine and temperatures: Wallbach
Frequently asked questions
What is the population of Wallbach?
Wallbach has 2,084 residents (2025), ranking 946 of 2,115 municipalities.
How big is Wallbach?
Wallbach covers 4.5 km², with a density of 462 people per km².
Is the population of Wallbach growing?
Between 2015 and 2025, the population of Wallbach went from 1,900 to 2,084, a change of +9.7%.
Where is Wallbach?
Wallbach is in Aargau. It belongs to Bezirk Rheinfelden (district). Latitude 47.561, longitude 7.904.
Share of jobs in industry and construction: what is the figure for Wallbach?
In Wallbach, “Share of jobs in industry and construction” stands at 60.0% (2024), ranking 49 of 1,776 municipalities; the national median is 24.2%.
Share of single-family houses among residential buildings: what is the figure for Wallbach?
In Wallbach, “Share of single-family houses among residential buildings” stands at 80.5% (2026), ranking 204 of 1,806 municipalities; the national median is 69.5%.
How much electricity does a solar panel produce in Wallbach?
In Wallbach, a 1 kWp south-facing system tilted at 37° produces about 1,168 kWh a year.
Which municipalities border Wallbach?
The nearest to Wallbach are Mumpf (1.9 km), Zeiningen (3.2 km), Zuzgen (3.9 km), Stein (AG) (4.0 km), Obermumpf (4.1 km).