Bretzwil: population and statistics
Bretzwil has a population of 740 (2025) across 7.3 km², or 101 people per km². It ranks 1,622 of 2,115 municipalities by population. Its population is falling: −5.0% between 2015 and 2025.
- 740 residents
- 7.3 km²
- 101 people/km²
- 640 m
Key points
Among the 86 municipalities in Basel-Landschaft, Bretzwil ranks No. 58 by population.
Share of foreign nationals: 7.4% in Bretzwil, compared with an average of 25.9% in Basel-Landschaft and 27.7% nationally.
Share of single-family houses among residential buildings: 81.6% in Bretzwil, compared with an average of 71.2% in Basel-Landschaft and 56.9% nationally.
A 1 kWp solar panel tilted at 36° generates about 1,102 kWh a year here.
Bretzwil in numbers
Where is Bretzwil?
Population of Bretzwil over time
Bretzwil had 779 residents in 2015 and 740 in 2025.
| Year | Population |
|---|---|
| 2020 | 743 |
| 2021 | 755 |
| 2022 | 749 |
| 2023 | 740 |
| 2024 | 736 |
| 2025 | 740 |
Did you know?
- “Share of foreign nationals”: lower than in 92% of municipalities.
- “Share of single-family houses among residential buildings”: higher than in 92% of municipalities.
- Its area is roughly equal to 1,027 football pitches.
- Its population density is 2.3 times lower than the national average.
- The nearest municipality is Lauwil, 1.9 km away.
- The nearest more populous municipality is Nunningen (1,948 residents), 2.5 km away.
- A 4 kWp rooftop solar system here would generate about 4,408 kWh a year, roughly what an average household uses.
All indicators for Bretzwil
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 | Bretzwil | Basel-Landschaft | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 23.8% | 23.5% | 20.7% | ranked 420 of 1,811 |
Housing
| Indicator | Bretzwil | Basel-Landschaft | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 352 | 153,148 | 4,927,050 | ranked 1,698 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 40.1% | 16.1% | 23.3% | ranked 277 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 13.3% | 22.4% | 25.3% | ranked 1,579 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 81.6% | 71.2% | 69.5% | ranked 150 of 1,806 |
Energy
| Indicator | Bretzwil | Basel-Landschaft | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 52.3% | 65.6% | 53.5% | ranked 952 of 1,806 | |
| Heat pumps as main heating (2026) | 24.6% | 18.1% | 13.7% | ranked 393 of 1,806 | |
| Wood heating systems (2026) | 17.7% | 4.5% | 12.4% | ranked 639 of 1,806 | |
| District heating (2026) | 2.3% | 9.2% | 1.4% | ranked 728 of 1,806 | |
| Photovoltaic installations (2026) | 45 | 12,078 | 329,600 | ranked 1,625 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 1,286 kW | 887.1 kW | 1,134 kW | ranked 731 of 1,806 | |
| Rooftop solar electricity potential (2026) | 8.2 GWh/year | 1,865 GWh/year | 64,783 GWh/year | ranked 1,687 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 11,068 kWh/inh. | 6,139 kWh/inh. | 9,356 kWh/inh. | ranked 647 of 1,810 |
Economy
| Indicator | Bretzwil | Basel-Landschaft | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 76 | 20,022 | 728,011 | ranked 1,449 of 2,112 | |
| Entities listed in the commercial register (2026) | 47 | 20,160 | 762,757 | ranked 1,623 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 63.5 | 66.3 | 64.9 | ranked 959 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 61.7% | 67.0% | 65.7% | ranked 1,253 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 29.8% | 27.9% | 29.0% | ranked 830 of 1,808 |
Employment
| Indicator | Bretzwil | Basel-Landschaft | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 168 | 161,523 | 5,679,518 | ranked 1,702 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 227.0 | 531.6 | 362.9 | ranked 1,457 of 1,810 | |
| Share of jobs in services (2024) | 44.6% | 70.6% | 63.6% | ranked 1,489 of 1,804 | |
| Share of jobs in industry and construction (2024) | 17.3% | 26.1% | 24.2% | ranked 1,238 of 1,776 |
Society
| Indicator | Bretzwil | Basel-Landschaft | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 7.4% | 25.9% | 18.9% | ranked 1,675 of 1,811 |
Sunshine and temperatures: Bretzwil
Frequently asked questions
What is the population of Bretzwil?
Bretzwil has 740 residents (2025), ranking 1,622 of 2,115 municipalities.
How big is Bretzwil?
Bretzwil covers 7.3 km², with a density of 101 people per km².
Is the population of Bretzwil growing?
Between 2015 and 2025, the population of Bretzwil went from 779 to 740, a change of −5.0%.
Where is Bretzwil?
Bretzwil is in Basel-Landschaft. It belongs to Bezirk Waldenburg (district). Latitude 47.398, longitude 7.653.
Share of foreign nationals: what is the figure for Bretzwil?
In Bretzwil, “Share of foreign nationals” stands at 7.4% (2025), ranking 1,675 of 1,811 municipalities; the national median is 18.9%.
Share of single-family houses among residential buildings: what is the figure for Bretzwil?
In Bretzwil, “Share of single-family houses among residential buildings” stands at 81.6% (2026), ranking 150 of 1,806 municipalities; the national median is 69.5%.
How much electricity does a solar panel produce in Bretzwil?
In Bretzwil, a 1 kWp south-facing system tilted at 36° produces about 1,102 kWh a year.
Which municipalities border Bretzwil?
The nearest to Bretzwil are Lauwil (1.9 km), Nunningen (2.5 km), Reigoldswil (2.9 km), Zullwil (3.9 km), Seewen (4.3 km).