What is the postal code of Grossaffoltern?

Grossaffoltern has 2 postal codes: 3257, 3262.

What is the tax rate in Grossaffoltern?

The municipal tax multiplier of Grossaffoltern is 169% (2026); canton BE levies 297.5%.

How much tax do you pay in Grossaffoltern?

A single person without children pays about 16'853 CHF income tax in Grossaffoltern on 100'000 CHF gross income (federal, cantonal, municipal), rank 126 of 334 in canton BE. Source: ESTV (2026).

How many residents does Grossaffoltern have?

Grossaffoltern has 3'056 residents (2025).

How many foreign residents live in Grossaffoltern?

Grossaffoltern has 196 foreign residents, a share of 6.41% (2025).

Grossaffoltern (BE): Postal Codes 3257–3262, Tax Rate & Population

Demographics

BFS · 2025

Women

1'536 50.3%

Men

1'520 49.7%

Children & youth (0–19)

572 18.7%

Swiss citizens

2'860 93.6%

Foreign residents

196 6.4%

Population density

203 pop./km²

0–19 · 572 · 18.7%20–64 · 1'740 · 56.9%65+ · 744 · 24.3%

Foreign residents 6.4%0%64.0%

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

Vote results for Grossaffoltern

BFS

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

57.4% YesNo 42.6%

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

51.8% YesNo 48.2%

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

40.1% YesNo 59.9%

08.03.2026Bundesgesetz über die IndividualbesteuerungFederal● Accepted · 54.3% Yes

51.6% YesNo 48.5%

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

22.1% YesNo 77.9%

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

37.8% YesNo 62.2%

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

33.6% YesNo 66.4%

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

75.8% YesNo 24.2%

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

41.5% YesNo 58.6%

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

15.9% YesNo 84.1%

All federal votes →

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

Politics

National Council election 2023

SVP34.7% · strongest party

SVP34.7%

SP15.9%

Mitte13.0%

GLP10.0%

GRÜNE9.6%

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

Taxes 2026

ESTV

Municipal tax multiplier169%

Cantonal tax multiplier297.5%

169%BE range 89%220%

Tax rank 136 of 334 in canton Bern

Tax burden

Single, 100'000 CHF gross income

16'853 CHF(16.9%)

Rank 126 of 334 in the canton · 1777 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:16'853 CHF(~16.9%)

GrossaffolternCanton range BernSwitzerland median

Show data table

Gross income	Grossaffoltern	Bern	Switzerland median
40'000	9.9%	8.3–10.9%	5.4%
50'000	11.7%	9.8–13%	7.8%
60'000	13.2%	11–14.5%	10.5%
70'000	14.3%	12–15.7%	11.9%
80'000	15%	12.6–16.5%	13.1%
90'000	15.9%	13.4–17.5%	14.1%
100'000	16.9%	14.3–18.5%	15.3%
110'000	17.7%	15–19.4%	16.3%
120'000	18.6%	15.8–20.3%	17.2%
130'000	19.4%	16.5–21.2%	18.1%
140'000	20.2%	17.2–22%	19%
150'000	20.9%	17.9–22.8%	19.7%
175'000	22.7%	19.5–24.7%	21.6%
200'000	24.2%	20.9–26.3%	23.2%
225'000	25.6%	22.2–27.8%	24.6%
250'000	26.9%	23.3–29.1%	25.8%
275'000	27.9%	24.3–30.2%	26.8%
300'000	28.8%	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 1991–20209.6 °C

Precipitation 1991–20201'062 mm

9.6 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

582 m

Mean elevation

518 m

Relief

122 m

Mean slope

4.5°

Flat share

68.4%

South-facing

9.1%

Above 2000 m

0.0%

Relief 122 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

40.4 GWh/yr

Roofs + façades

51.8 GWh/yr

≈ households powered

9'000

40 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

34.05 Rp./kWh

Energy

14.6 Rp./kWh

Grid usage

14.26 Rp./kWh

Levies + grid surcharge

3.05 Rp./kWh

34.05 Rp./kWh9.6443.61

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

Network operator Evolon 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

0.2 %

Avg. rooms

4.2

Dwellings

1'510

Built before 194634.2%

Built since 200116.8%

0.2 %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 36 min · Car 31 min

AgglomerationPT 14 min · Car 11 min

Remoteness 306/334 in canton

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

Municipality

Wikidata · CC0

Websitegrossaffoltern.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

31

Largest municipalities3'056 #88 BE · #718 CH Families & children18.7% #222 BE · #1516 CH Age structure24.3% #124 BE · #474 CH Women share50.3% #154 BE · #716 CH Foreign residents6.4% #238 BE · #1953 CH Population density203/km² #119 BE · #1015 CH Tax burden16'853 #128 BE · #1779 CH Taxes169% #136 BE Warmest municipalities9.6 °C #62 BE · #864 CH Sunniest municipalities41.2% #210 BE · #1301 CH Rainiest municipalities1'062 mm #245 BE · #1311 CH Voter turnout55.5% #95 BE · #1001 CH Against Switzerland8% #161 BE · #1323 CH Aligned with Switzerland92% #32 BE · #123 CH SVP strongholds34.7% #255 BE · #981 CH SP strongholds15.9% #124 BE · #838 CH Centre strongholds13% #24 BE · #955 CH FDP strongholds7.5% #109 BE · #1646 CH GLP strongholds10% #95 BE · #312 CH Green strongholds9.6% #74 BE · #609 CH Largest by area15.1 km² #102 BE · #640 CH Highest municipalities550 m #214 BE · #1001 CH Remotest municipalities36 min #306 BE · #1936 CH Best-connected municipalities36 min #27 BE · #172 CH Highest peaks582 m #264 BE · #1607 CH Highest-lying municipalities518 m #246 BE · #1357 CH Greatest vertical range122 m #259 BE · #1721 CH Steepest municipalities4.5° #250 BE · #1656 CH Solar potential40 GWh #59 BE · #455 CH Cheapest electricity34.05 Rp./kWh #312 BE · #2027 CH Most expensive electricity34.05 Rp./kWh #23 BE · #80 CH

Postal codes (2)

swisstopo

Localities

swisstopo · 3

Ammerzwil BE3257 Grossaffoltern3257 Suberg3262

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Grossaffoltern?: Grossaffoltern has 2 postal codes: 3257, 3262.
What is the tax rate in Grossaffoltern?: The municipal tax multiplier of Grossaffoltern is 169% (2026); canton BE levies 297.5%.
How much tax do you pay in Grossaffoltern?: A single person without children pays about 16'853 CHF income tax in Grossaffoltern on 100'000 CHF gross income (federal, cantonal, municipal), rank 126 of 334 in canton BE. Source: ESTV (2026).
How many residents does Grossaffoltern have?: Grossaffoltern has 3'056 residents (2025).
How many foreign residents live in Grossaffoltern?: Grossaffoltern has 196 foreign residents, a share of 6.41% (2025).

Map

OpenStreetMap

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