Reinach (BL): population and statistics
Reinach (BL) has a population of 21,003 (2025) across 7.0 km², or 3,013 people per km². It ranks 52 of 2,115 municipalities by population. Its population is growing: +11.4% between 2015 and 2025.
- 21,003 residents
- 7.0 km²
- 3,013 people/km²
- 304 m
Key points
Among the 86 municipalities in Basel-Landschaft, Reinach (BL) ranks No. 2 by population.
Dwellings in buildings built before 1946: 3.5% in Reinach (BL), compared with an average of 16.1% in Basel-Landschaft and 22.4% nationally.
Wood heating systems: 0.8% in Reinach (BL), compared with an average of 4.5% in Basel-Landschaft and 9.3% nationally.
A 1 kWp solar panel tilted at 38° generates about 1,145 kWh a year here.
Reinach (BL) in numbers
Where is Reinach (BL)?
Population of Reinach (BL) over time
Reinach (BL) had 18,855 residents in 2015 and 21,003 in 2025.
| Year | Population |
|---|---|
| 2020 | 19,159 |
| 2021 | 19,340 |
| 2022 | 19,667 |
| 2023 | 20,258 |
| 2024 | 20,690 |
| 2025 | 21,003 |
Did you know?
- Number 1 in Basel-Landschaft for “Oil or gas heating systems”.
- “Dwellings in buildings built before 1946”: lower than in 99% of municipalities.
- “Wood heating systems”: lower than in 99% of municipalities.
- “Jobs”: higher than in 97% of municipalities.
- Its area is roughly equal to 976 football pitches.
- Its population density is 13.0 times the national average.
- The nearest municipality is Arlesheim, 2.2 km away.
All indicators for Reinach (BL)
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 | Reinach (BL) | Basel-Landschaft | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 26.0% | 23.5% | 20.7% | ranked 199 of 1,811 |
Housing
| Indicator | Reinach (BL) | Basel-Landschaft | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 10,677 | 153,148 | 4,927,050 | ranked 58 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 3.5% | 16.1% | 23.3% | ranked 1,794 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 21.5% | 22.4% | 25.3% | ranked 1,148 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 75.5% | 71.2% | 69.5% | ranked 501 of 1,806 |
Energy
| Indicator | Reinach (BL) | Basel-Landschaft | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 80.8% | 65.6% | 53.5% | ranked 81 of 1,806 | |
| Heat pumps as main heating (2026) | 10.7% | 18.1% | 13.7% | ranked 1,162 of 1,806 | |
| Wood heating systems (2026) | 0.8% | 4.5% | 12.4% | ranked 1,792 of 1,806 | |
| District heating (2026) | 6.8% | 9.2% | 1.4% | ranked 364 of 1,806 | |
| Photovoltaic installations (2026) | 576 | 12,078 | 329,600 | ranked 60 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 601.5 kW | 887.1 kW | 1,134 kW | ranked 1,584 of 1,806 | |
| Rooftop solar electricity potential (2026) | 92.2 GWh/year | 1,865 GWh/year | 64,783 GWh/year | ranked 99 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 4,392 kWh/inh. | 6,139 kWh/inh. | 9,356 kWh/inh. | ranked 1,732 of 1,810 |
Economy
| Indicator | Reinach (BL) | Basel-Landschaft | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 1,269 | 20,022 | 728,011 | ranked 82 of 2,112 | |
| Entities listed in the commercial register (2026) | 1,415 | 20,160 | 762,757 | ranked 84 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 67.4 | 66.3 | 64.9 | ranked 813 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 72.6% | 67.0% | 65.7% | ranked 335 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 22.5% | 27.9% | 29.0% | ranked 1,442 of 1,808 |
Employment
| Indicator | Reinach (BL) | Basel-Landschaft | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 11,969 | 161,523 | 5,679,518 | ranked 74 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 569.9 | 531.6 | 362.9 | ranked 356 of 1,810 | |
| Share of jobs in services (2024) | 70.2% | 70.6% | 63.6% | ranked 650 of 1,804 | |
| Share of jobs in industry and construction (2024) | 29.6% | 26.1% | 24.2% | ranked 644 of 1,776 |
Society
| Indicator | Reinach (BL) | Basel-Landschaft | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 27.3% | 25.9% | 18.9% | ranked 415 of 1,811 |
Sunshine and temperatures: Reinach (BL)
Frequently asked questions
What is the population of Reinach (BL)?
Reinach (BL) has 21,003 residents (2025), ranking 52 of 2,115 municipalities.
How big is Reinach (BL)?
Reinach (BL) covers 7.0 km², with a density of 3,013 people per km².
Is the population of Reinach (BL) growing?
Between 2015 and 2025, the population of Reinach (BL) went from 18,855 to 21,003, a change of +11.4%.
Where is Reinach (BL)?
Reinach (BL) is in Basel-Landschaft. It belongs to Bezirk Arlesheim (district). Latitude 47.494, longitude 7.591.
Dwellings in buildings built before 1946: what is the figure for Reinach (BL)?
In Reinach (BL), “Dwellings in buildings built before 1946” stands at 3.5% (2026), ranking 1,794 of 1,806 municipalities; the national median is 23.3%.
Wood heating systems: what is the figure for Reinach (BL)?
In Reinach (BL), “Wood heating systems” stands at 0.8% (2026), ranking 1,792 of 1,806 municipalities; the national median is 12.4%.
How much electricity does a solar panel produce in Reinach (BL)?
In Reinach (BL), a 1 kWp south-facing system tilted at 38° produces about 1,145 kWh a year.
Which municipalities border Reinach (BL)?
The nearest to Reinach (BL) are Arlesheim (2.2 km), Dornach (2.6 km), Aesch (BL) (2.7 km), Therwil (3.1 km), Münchenstein (3.4 km).