Erlinsbach (SO): population and statistics
Erlinsbach (SO) has a population of 3,761 (2025) across 8.9 km², or 424 people per km². It ranks 598 of 2,115 municipalities by population. Its population is growing: +10.7% between 2015 and 2025.
- 3,761 residents
- 8.9 km²
- 424 people/km²
- 425 m
Key points
Among the 106 municipalities in Solothurn, Erlinsbach (SO) ranks No. 23 by population.
District heating: 0.0% in Erlinsbach (SO), compared with an average of 2.7% in Solothurn and 7.3% nationally.
Entities in the commercial register per 1,000 inhabitants: 44.4 in Erlinsbach (SO), compared with an average of 63.0 in Solothurn and 83.6 nationally.
A 1 kWp solar panel tilted at 36° generates about 1,132 kWh a year here.
Erlinsbach (SO) in numbers
Where is Erlinsbach (SO)?
Population of Erlinsbach (SO) over time
Erlinsbach (SO) had 3,397 residents in 2015 and 3,761 in 2025.
| Year | Population |
|---|---|
| 2020 | 3,572 |
| 2021 | 3,580 |
| 2022 | 3,634 |
| 2023 | 3,691 |
| 2024 | 3,736 |
| 2025 | 3,761 |
Did you know?
- “District heating”: lower than in 99% of municipalities.
- “Entities in the commercial register per 1,000 inhabitants”: lower than in 93% of municipalities.
- Its area is roughly equal to 1,242 football pitches.
- The nearest municipality is Erlinsbach (AG), 0.9 km away.
- The nearest more populous municipality is Aarau (22,932 residents), 3.3 km away.
- A 4 kWp rooftop solar system here would generate about 4,528 kWh a year, roughly what an average household uses.
All indicators for Erlinsbach (SO)
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 | Erlinsbach (SO) | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 20.6% | 21.7% | 20.7% | ranked 919 of 1,811 |
Housing
| Indicator | Erlinsbach (SO) | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 1,828 | 148,900 | 4,927,050 | ranked 659 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 23.0% | 22.0% | 23.3% | ranked 912 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 26.0% | 21.9% | 25.3% | ranked 855 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 74.2% | 70.1% | 69.5% | ranked 594 of 1,806 |
Energy
| Indicator | Erlinsbach (SO) | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 47.9% | 72.7% | 53.5% | ranked 1,110 of 1,806 | |
| Heat pumps as main heating (2026) | 11.4% | 11.4% | 13.7% | ranked 1,102 of 1,806 | |
| Wood heating systems (2026) | 37.1% | 8.1% | 12.4% | ranked 154 of 1,806 | |
| District heating (2026) | 0.0% | 2.7% | 1.4% | ranked 1,506 of 1,806 | |
| Photovoltaic installations (2026) | 138 | 11,211 | 329,600 | ranked 800 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 683.3 kW | 1,095 kW | 1,134 kW | ranked 1,492 of 1,806 | |
| Rooftop solar electricity potential (2026) | 26.2 GWh/year | 2,373 GWh/year | 64,783 GWh/year | ranked 788 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 6,980 kWh/inh. | 8,138 kWh/inh. | 9,356 kWh/inh. | ranked 1,387 of 1,810 |
Economy
| Indicator | Erlinsbach (SO) | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 181 | 18,596 | 728,011 | ranked 838 of 2,112 | |
| Entities listed in the commercial register (2026) | 167 | 18,362 | 762,757 | ranked 856 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 44.4 | 63.0 | 64.9 | ranked 1,679 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 53.9% | 65.9% | 65.7% | ranked 1,641 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 41.9% | 29.3% | 29.0% | ranked 117 of 1,808 |
Employment
| Indicator | Erlinsbach (SO) | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 710 | 151,633 | 5,679,518 | ranked 1,001 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 188.8 | 520.0 | 362.9 | ranked 1,598 of 1,810 | |
| Share of jobs in services (2024) | 82.1% | 67.4% | 63.6% | ranked 270 of 1,804 | |
| Share of jobs in industry and construction (2024) | 11.6% | 27.9% | 24.2% | ranked 1,492 of 1,776 |
Society
| Indicator | Erlinsbach (SO) | Solothurn | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 18.7% | 25.9% | 18.9% | ranked 919 of 1,811 |
Sunshine and temperatures: Erlinsbach (SO)
Frequently asked questions
What is the population of Erlinsbach (SO)?
Erlinsbach (SO) has 3,761 residents (2025), ranking 598 of 2,115 municipalities.
How big is Erlinsbach (SO)?
Erlinsbach (SO) covers 8.9 km², with a density of 424 people per km².
Is the population of Erlinsbach (SO) growing?
Between 2015 and 2025, the population of Erlinsbach (SO) went from 3,397 to 3,761, a change of +10.7%.
Where is Erlinsbach (SO)?
Erlinsbach (SO) is in Solothurn. It belongs to Bezirk Gösgen (district). Latitude 47.407, longitude 8.007.
District heating: what is the figure for Erlinsbach (SO)?
In Erlinsbach (SO), “District heating” stands at 0.0% (2026), ranking 1,506 of 1,806 municipalities; the national median is 1.4%.
Entities in the commercial register per 1,000 inhabitants: what is the figure for Erlinsbach (SO)?
In Erlinsbach (SO), “Entities in the commercial register per 1,000 inhabitants” stands at 44.4 (2026), ranking 1,679 of 1,811 municipalities; the national median is 64.9.
How much electricity does a solar panel produce in Erlinsbach (SO)?
In Erlinsbach (SO), a 1 kWp south-facing system tilted at 36° produces about 1,132 kWh a year.
Which municipalities border Erlinsbach (SO)?
The nearest to Erlinsbach (SO) are Erlinsbach (AG) (0.9 km), Stüsslingen (3.1 km), Aarau (3.3 km), Küttigen (3.4 km), Eppenberg-Wöschnau (3.6 km).