What is the postal code of Wengi?

Wengi has 2 postal codes: 3251, 3257.

What is the tax rate in Wengi?

The municipal tax multiplier of Wengi is 185% (2026); canton BE levies 297.5%.

How much tax do you pay in Wengi?

A single person without children pays about 17'373 CHF income tax in Wengi on 100'000 CHF gross income (federal, cantonal, municipal), rank 245 of 334 in canton BE. Source: ESTV (2026).

How many residents does Wengi have?

Wengi has 643 residents (2025).

How many foreign residents live in Wengi?

Wengi has 32 foreign residents, a share of 4.98% (2025).

Switzerland · Canton BE

Wengi

3251–3257

BE CANTON3251 3257

Residents

643

Area

7.1 km²

Population density

91 pop./km²

Elevation

480 m a.s.l.

Tax multiplier

185%

Postal codes

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

Demographics

BFS · 2025

Women

315 49.0%

Men

328 51.0%

Children & youth (0–19)

125 19.4%

Swiss citizens

611 95.0%

Foreign residents

32 5.0%

Population density

91 pop./km²

0–19 · 125 · 19.4%20–64 · 394 · 61.3%65+ · 124 · 19.3%

Foreign residents 5.0%0%64.0%

STATPOP 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026 · swisstopo, retrieved 24.08.2026

Vote results for Wengi

BFS

14.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)Federal● Accepted · 52.5% Yes

58.3% YesNo 41.7%

14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»Federal● Rejected · 45.2% Yes

66.8% YesNo 33.2%

14.06.2026Projektierungskredit für das Kunstmuseum Bern (Sanierung und Ersatzneubau)Cantonal BE● Rejected · 48.2% Yes

28.4% YesNo 71.6%

08.03.2026Bundesgesetz über die IndividualbesteuerungFederal● Accepted · 54.3% Yes

43.9% YesNo 56.1%

08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»Federal● Rejected · 29.3% Yes

19.3% YesNo 80.7%

08.03.2026Volksinitiative «200 Franken sind genug! (SRG-Initiative)»Federal● Rejected · 38.1% Yes

45.2% YesNo 54.8%

08.03.2026Bargeldinitiative und Gegenvorschlag: StichfrageFederal● Rejected · 37.4% Yes

39.4% YesNo 60.6%

08.03.2026Bundesbeschluss über die schweizerische Währung und die Bargeldversorgung (Gegenvorschlag zur Bargeldinitiative)Federal● Accepted · 73.4% Yes

76.9% YesNo 23.1%

08.03.2026Volksinitiative «Ja zu einer unabhängigen, freien Schweizer Währung mit Münzen oder Banknoten (Bargeld ist Freiheit)»Federal● Rejected · 45.6% Yes

46.6% YesNo 53.4%

30.11.2025Volksinitiative «Für eine soziale Klimapolitik – steuerlich gerecht finanziert (Initiative für eine Zukunft)»Federal● Rejected · 21.7% Yes

13.8% YesNo 86.2%

All federal votes →

Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 31.08.2026

Politics

National Council election 2023

SVP52.4% · strongest party

SVP52.4%

GLP10.1%

Mitte9.2%

SP9.1%

GRÜNE6.9%

sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 31.08.2026

Taxes 2026

ESTV

Municipal tax multiplier185%

Cantonal tax multiplier297.5%

185%BE range 89%220%

Tax rank 255 of 334 in canton Bern

Tax burden

Single, 100'000 CHF gross income

17'373 CHF(17.4%)

Rank 245 of 334 in the canton · 1980 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

100'000 CHF:17'373 CHF(~17.4%)

WengiCanton range BernSwitzerland median

Show data table

Gross income	Wengi	Bern	Switzerland median
40'000	10.2%	8.3–10.9%	5.4%
50'000	12.1%	9.8–13%	7.8%
60'000	13.6%	11–14.5%	10.5%
70'000	14.7%	12–15.7%	11.9%
80'000	15.5%	12.6–16.5%	13.1%
90'000	16.4%	13.4–17.5%	14.1%
100'000	17.4%	14.3–18.5%	15.3%
110'000	18.2%	15–19.4%	16.3%
120'000	19.1%	15.8–20.3%	17.2%
130'000	19.9%	16.5–21.2%	18.1%
140'000	20.7%	17.2–22%	19%
150'000	21.5%	17.9–22.8%	19.7%
175'000	23.3%	19.5–24.7%	21.6%
200'000	24.9%	20.9–26.3%	23.2%
225'000	26.3%	22.2–27.8%	24.6%
250'000	27.6%	23.3–29.1%	25.8%
275'000	28.6%	24.3–30.2%	26.8%
300'000	29.6%	25.1–31.2%	27.4%

2026 · Federal Tax Administration (FTA), retrieved 31.08.2026

Climate

MeteoSwiss 1 km grid · 1991–2020

Annual mean temperature 1991–20209.5 °C

Precipitation 1991–20201'010 mm

9.5 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

559 m

Mean elevation

491 m

Relief

91 m

Mean slope

3.3°

Flat share

81.3%

South-facing

5.5%

Above 2000 m

0.0%

Relief 91 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

Solar potential

BFE

Roof potential

11.7 GWh/yr

Roofs + façades

14.9 GWh/yr

≈ households powered

2'600

12 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

37.69 Rp./kWh

Energy

14.9 Rp./kWh

Grid usage

18.02 Rp./kWh

Levies + grid surcharge

2.9 Rp./kWh

37.69 Rp./kWh9.6443.61

Canton median 29.35 Rp./kWhSwiss median 27.7 Rp./kWh

Network operator GEBNET 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

Housing

BFS

Vacancy rate

1.57 %

Avg. rooms

4.1

Dwellings

318

Built before 194652.8%

Built since 200119.2%

1.57 %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 45 min · Car 33 min

AgglomerationPT 20 min · Car 14 min

Remoteness 267/334 in canton

National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 28.08.2026

Municipality

Wikidata · CC0

Websitewengi-be.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

Largest municipalities643 #239 BE · #1685 CH Families & children19.4% #182 BE · #1334 CH Age structure19.3% #301 BE · #1368 CH Women share49% #271 BE · #1501 CH Foreign residents5% #268 BE · #2013 CH Population density91/km² #219 BE · #1523 CH Tax burden17'373 #262 BE · #1997 CH Taxes185% #255 BE Warmest municipalities9.5 °C #70 BE · #952 CH Sunniest municipalities41% #236 BE · #1399 CH Rainiest municipalities1'010 mm #306 BE · #1578 CH Voter turnout55.7% #91 BE · #971 CH SVP strongholds52.4% #82 BE · #179 CH SP strongholds9.1% #245 BE · #1595 CH Centre strongholds9.2% #118 BE · #1272 CH FDP strongholds3.9% #247 BE · #1925 CH GLP strongholds10.1% #91 BE · #301 CH Green strongholds6.9% #157 BE · #1115 CH Largest by area7.1 km² #188 BE · #1231 CH Highest municipalities480 m #270 BE · #1313 CH Remotest municipalities45 min #267 BE · #1755 CH Best-connected municipalities45 min #60 BE · #332 CH Highest peaks559 m #279 BE · #1684 CH Highest-lying municipalities491 m #264 BE · #1470 CH Greatest vertical range91 m #283 BE · #1870 CH Steepest municipalities3.3° #288 BE · #1857 CH Solar potential12 GWh #211 BE · #1434 CH Cheapest electricity37.69 Rp./kWh #332 BE · #2093 CH Most expensive electricity37.69 Rp./kWh #3 BE · #14 CH

Postal codes (2)

swisstopo

Localities

swisstopo · 2

Grossaffoltern3257 Wengi b. Büren3251

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Wengi?: Wengi has 2 postal codes: 3251, 3257.
What is the tax rate in Wengi?: The municipal tax multiplier of Wengi is 185% (2026); canton BE levies 297.5%.
How much tax do you pay in Wengi?: A single person without children pays about 17'373 CHF income tax in Wengi on 100'000 CHF gross income (federal, cantonal, municipal), rank 245 of 334 in canton BE. Source: ESTV (2026).
How many residents does Wengi have?: Wengi has 643 residents (2025).
How many foreign residents live in Wengi?: Wengi has 32 foreign residents, a share of 4.98% (2025).

Map

OpenStreetMap