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Switzerland · Canton BE

Unterseen

3800
BE CANTON3800
Residents
5'750
Area
14 km²
Population density
411 pop./km²
Elevation
789 m a.s.l.
Terrain up to
1'708 m a.s.l.
Tax multiplier
170%
Postal codes
1

Relief © swisstopo · TINITALY · geoland.at · LGL · IGN

Demographics

BFS · 2025
Women
3'011 52.4%
Men
2'739 47.6%
Children & youth (0–19)
914 15.9%
Swiss citizens
4'490 78.1%
Foreign residents
1'260 21.9%
Population density
411 pop./km²
0–19 · 914 · 15.9%20–64 · 3'356 · 58.4%65+ · 1'480 · 25.7%
Foreign residents 21.9%0%64.0%
STATPOP 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026 · swisstopo, retrieved 24.08.2026
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 31.08.2026

Politics

National Council election 2023
SVP28.7% · strongest party
SVP28.7%
SP19.2%
GLP12.4%
FDP8.7%
Mitte8.0%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 31.08.2026
Municipal tax multiplier170%
Cantonal tax multiplier297.5%
170%BE range 89%220%
Tax rank 146 of 334 in canton Bern
Tax burden
Single, 100'000 CHF gross income
16'886 CHF(16.9%)
Rank 138 of 334 in the canton · 1790 of 2110 in Switzerland
Median canton 17'048 CHF · median Switzerland 15'290 CHF
Cheapest Deisswil bei Münchenbuchsee 14'255 CHF · most expensive Schelten 18'510 CHF
Income tax as % of gross income
0%9%18%26%35%40k50k100k150k200k250k300k
100'000 CHF:16'886 CHF(~16.9%)
UnterseenCanton range BernSwitzerland median
Show data table
Gross incomeUnterseenBernSwitzerland median
40'0009.9%8.310.9%5.4%
50'00011.8%9.813%7.8%
60'00013.2%1114.5%10.5%
70'00014.3%1215.7%11.9%
80'00015.1%12.616.5%13.1%
90'00015.9%13.417.5%14.1%
100'00016.9%14.318.5%15.3%
110'00017.7%1519.4%16.3%
120'00018.6%15.820.3%17.2%
130'00019.4%16.521.2%18.1%
140'00020.2%17.222%19%
150'00020.9%17.922.8%19.7%
175'00022.7%19.524.7%21.6%
200'00024.3%20.926.3%23.2%
225'00025.7%22.227.8%24.6%
250'00026.9%23.329.1%25.8%
275'00028%24.330.2%26.8%
300'00028.9%25.131.2%27.4%
2026 · Federal Tax Administration (FTA), retrieved 31.08.2026

Climate

MeteoSwiss 1 km grid · 1991–2020
Annual mean temperature 1991–20209.3 °C
Precipitation 1991–20201'254 mm
9.3 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m
Highest point
1'708 m
Mean elevation
832 m
Relief
1'151 m
Mean slope
23°
Flat share
32.9%
South-facing
19.0%
Above 2000 m
0.0%
Relief 1'151 m0 m3'847 m

Terrain figures cover the whole municipal territory (swisstopo swissALTIRegio) — not the settlement point. Slope and south-facing share are resolution-dependent and measured at 40 m.

swissALTIRegio 2026 · swisstopo, retrieved 28.08.2026
Roof potential
37.7 GWh/yr
Roofs + façades
49.5 GWh/yr
≈ households powered
8'400
38 GWh/yr01'133 GWh/yr
BFE solar factsheet

Modelled roof and façade potential from the BFE solar model — the electricity these surfaces could produce, not installed capacity or what the municipality actually generates today. The household figure divides the roof potential by 4'500 kWh per year, ElCom’s reference household (consumption profile H4, a 5-room apartment).

Swiss Federal Office of Energy (SFOE), retrieved 31.08.2026

Electricity

ElCom · 2026
Tariff H4
29.21 Rp./kWh
Energy
14.8 Rp./kWh
Grid usage
10.44 Rp./kWh
Levies + grid surcharge
2.71 Rp./kWh
29.21 Rp./kWh9.6443.61
Canton median 29.35 Rp./kWhSwiss median 27.7 Rp./kWh
Network operator Industrielle Betriebe Interlaken (IBI) AG
ElCom tariff comparison
How this is measured

Total household electricity price for ElCom consumption profile H4 — 4'500 kWh a year, a 5-room flat with electric stove and tumble dryer — standard product, excluding VAT, for the tariff year shown. Energy, grid usage, levies to public bodies and the federal grid surcharge are included. Canton and Swiss medians are ElCom's own published figures.

2026 · Federal Electricity Commission (ElCom), retrieved 28.08.2026
Vacancy rate
0.41 %
Avg. rooms
3.4
Dwellings
3'402
Built before 194627.5%
Built since 200117.0%
0.41 %0 %12 %

Vacancy rate from the BFS vacant-dwelling count (2025); building age and room count from the Buildings and Dwellings Statistics (2024). The average room count treats the ‘6 rooms or more’ class as 6, so it is a slight lower bound. The vacancy rate is volatile for small municipalities.

Buildings and Dwellings Statistics 2024 · Federal Statistical Office (FSO), retrieved 31.08.2026 · Vacant dwellings survey 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026

Accessibility

ARE · NPVM
Major centrePT 77 min · Car 51 min
AgglomerationPT 18 min · Car 9 min
Remoteness 93/334 in canton
National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 28.08.2026

Municipality

Wikidata · CC0
Wikidata · continuously updated, retrieved 31.08.2026

Localities

swisstopo · 1
What is the postal code of Unterseen?
The postal code of Unterseen is 3800.
What is the tax rate in Unterseen?
The municipal tax multiplier of Unterseen is 170% (2026); canton BE levies 297.5%.
How much tax do you pay in Unterseen?
A single person without children pays about 16'886 CHF income tax in Unterseen on 100'000 CHF gross income (federal, cantonal, municipal), rank 138 of 334 in canton BE. Source: ESTV (2026).
How many residents does Unterseen have?
Unterseen has 5'750 residents (2025).
How many foreign residents live in Unterseen?
Unterseen has 1'260 foreign residents, a share of 21.91% (2025).

Map

OpenStreetMap