Wengi: population and statistics
Wengi has a population of 643 (2025) across 7.1 km², or 90.6 people per km². It ranks 1,690 of 2,115 municipalities by population. Its population is growing: +5.6% between 2015 and 2025.
- 643 residents
- 7.1 km²
- 91 people/km²
- 489 m
Key points
Among the 335 municipalities in Bern, Wengi ranks No. 240 by population.
Entities in the commercial register per 1,000 inhabitants: 37.3 in Wengi, compared with an average of 62.6 in Bern and 83.6 nationally.
Share of foreign nationals: 5.0% in Wengi, compared with an average of 18.6% in Bern and 27.7% nationally.
A 1 kWp solar panel tilted at 38° generates about 1,224 kWh a year here.
Wengi in numbers
Where is Wengi?
Population of Wengi over time
Wengi had 609 residents in 2015 and 643 in 2025.
| Year | Population |
|---|---|
| 2020 | 630 |
| 2021 | 627 |
| 2022 | 633 |
| 2023 | 640 |
| 2024 | 633 |
| 2025 | 643 |
Did you know?
- “Entities in the commercial register per 1,000 inhabitants”: lower than in 99% of municipalities.
- “Share of foreign nationals”: lower than in 97% of municipalities.
- “Dwellings in buildings built before 1946”: higher than in 95% of municipalities.
- Its area is roughly equal to 994 football pitches.
- Its population density is 2.6 times lower than the national average.
- The nearest more populous municipality is Rapperswil (BE) (2,755 residents), 2.4 km away.
- A 4 kWp rooftop solar system here would generate about 4,896 kWh a year, roughly what an average household uses.
All indicators for Wengi
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 | Wengi | Bern | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 19.3% | 22.7% | 20.7% | ranked 1,158 of 1,811 |
Housing
| Indicator | Wengi | Bern | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 318 | 599,633 | 4,927,050 | ranked 1,744 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 52.8% | 29.0% | 23.3% | ranked 91 of 1,806 | |
| Dwellings in buildings built since 2001 (2026) | 19.2% | 17.2% | 25.3% | ranked 1,299 of 1,806 | |
| Share of single-family houses among residential buildings (2026) | 72.2% | 54.1% | 69.5% | ranked 742 of 1,806 |
Energy
| Indicator | Wengi | Bern | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 48.8% | 60.7% | 53.5% | ranked 1,074 of 1,806 | |
| Heat pumps as main heating (2026) | 13.4% | 14.3% | 13.7% | ranked 927 of 1,806 | |
| Wood heating systems (2026) | 30.8% | 14.7% | 12.4% | ranked 237 of 1,806 | |
| District heating (2026) | 2.3% | 5.7% | 1.4% | ranked 724 of 1,806 | |
| Photovoltaic installations (2026) | 55 | 40,598 | 329,600 | ranked 1,504 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 1,780 kW | 999.1 kW | 1,134 kW | ranked 332 of 1,806 | |
| Rooftop solar electricity potential (2026) | 11.7 GWh/year | 9,185 GWh/year | 64,783 GWh/year | ranked 1,434 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 18,196 kWh/inh. | 8,535 kWh/inh. | 9,356 kWh/inh. | ranked 125 of 1,810 |
Economy
| Indicator | Wengi | Bern | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 61 | 80,971 | 728,011 | ranked 1,592 of 2,112 | |
| Entities listed in the commercial register (2026) | 24 | 67,347 | 762,757 | ranked 1,884 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 37.3 | 62.6 | 64.9 | ranked 1,783 of 1,811 | |
| Share of limited companies (AG, GmbH) among registered entities (2026) | 66.7% | 64.8% | 65.7% | ranked 813 of 1,808 | |
| Share of sole proprietorships among registered entities (2026) | 25.0% | 29.2% | 29.0% | ranked 1,258 of 1,808 |
Employment
| Indicator | Wengi | Bern | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 163 | 677,492 | 5,679,518 | ranked 1,716 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 253.5 | 629.6 | 362.9 | ranked 1,350 of 1,810 | |
| Share of jobs in services (2024) | 40.5% | 70.3% | 63.6% | ranked 1,590 of 1,804 | |
| Share of jobs in industry and construction (2024) | 20.2% | 22.5% | 24.2% | ranked 1,084 of 1,776 |
Society
| Indicator | Wengi | Bern | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 5.0% | 18.6% | 18.9% | ranked 1,760 of 1,811 |
Sunshine and temperatures: Wengi
Frequently asked questions
What is the population of Wengi?
Wengi has 643 residents (2025), ranking 1,690 of 2,115 municipalities.
How big is Wengi?
Wengi covers 7.1 km², with a density of 91 people per km².
Is the population of Wengi growing?
Between 2015 and 2025, the population of Wengi went from 609 to 643, a change of +5.6%.
Where is Wengi?
Wengi is in Bern. It belongs to Verwaltungskreis Seeland (district). Latitude 47.083, longitude 7.400.
Entities in the commercial register per 1,000 inhabitants: what is the figure for Wengi?
In Wengi, “Entities in the commercial register per 1,000 inhabitants” stands at 37.3 (2026), ranking 1,783 of 1,811 municipalities; the national median is 64.9.
Share of foreign nationals: what is the figure for Wengi?
In Wengi, “Share of foreign nationals” stands at 5.0% (2025), ranking 1,760 of 1,811 municipalities; the national median is 18.9%.
How much electricity does a solar panel produce in Wengi?
In Wengi, a 1 kWp south-facing system tilted at 38° produces about 1,224 kWh a year.
Which municipalities border Wengi?
The nearest to Wengi are Rapperswil (BE) (2.4 km), Schnottwil (2.9 km), Grossaffoltern (3.6 km), Biezwil (3.8 km), Messen (3.8 km).