What is the postal code of Interlaken?

The postal code of Interlaken is 3800.

What is the tax rate in Interlaken?

The municipal tax multiplier of Interlaken is 177% (2026); canton BE levies 297.5%.

How much tax do you pay in Interlaken?

A single person without children pays about 17'113 CHF income tax in Interlaken on 100'000 CHF gross income (federal, cantonal, municipal), rank 188 of 334 in canton BE. Source: ESTV (2026).

How many residents does Interlaken have?

Interlaken has 6'123 residents (2025).

How many foreign residents live in Interlaken?

Interlaken has 2'353 foreign residents, a share of 38.43% (2025).

Switzerland · Canton BE · Verwaltungskreis Interlaken-Oberhasli

Interlaken

3800

Relief © swisstopo · TINITALY · geoland.at · LGL · IGN · swissTLM3D · swissTLMRegio

Demographics

BFS · 2025

Women

3'083 50.4%

Men

3'040 49.6%

Children & youth (0–19)

932 15.2%

Swiss citizens

3'770 61.6%

Foreign residents

2'353 38.4%

Population density

1'434 pop./km²

0–19 · 932 · 15.2%20–64 · 3'792 · 61.9%65+ · 1'399 · 22.8%

Foreign residents 38.4%0%64.0%

Population change 2025: +0 (+0%) · 43 births · 66 deaths · net migration +20

STATPOP 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026 · swisstopo, retrieved 24.09.2026 · BEVNAT (Statistik der natürlichen Bevölkerungsbewegung) 2025 · Federal Statistical Office (FSO), retrieved 24.09.2026

Vote results for Interlaken

BFS

27.09.2026Popular Initiative 'For food security – through increased sustainable domestic production, more plant-based food and clean drinking water (Food Initiative)'Federal● Rejected · 27.5% YesDistrict Verwaltungskreis Interlaken-Oberhasli: 23.2% Yes

29.7% YesNo 70.3%

27.09.2026Popular Initiative 'Safeguard Swiss neutrality (Neutrality Initiative)'Federal● Rejected · 29.8% YesDistrict Verwaltungskreis Interlaken-Oberhasli: 36.0% Yes

28.7% YesNo 71.3%

27.09.2026Volksinitiative «Berner Bildungsinitiative»Cantonal BE● Rejected · 40.1% YesDistrict Verwaltungskreis Interlaken-Oberhasli: 30.2% Yes

37.3% YesNo 62.7%

14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Verwaltungskreis Interlaken-Oberhasli: 59.9% Yes

56.0% YesNo 44.0%

14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Verwaltungskreis Interlaken-Oberhasli: 54.6% Yes

42.9% YesNo 57.1%

14.06.2026Projektierungskredit für das Kunstmuseum Bern (Sanierung und Ersatzneubau)Cantonal BE● Rejected · 48.2% YesDistrict Verwaltungskreis Interlaken-Oberhasli: 36.7% Yes

49.8% YesNo 50.2%

08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict Verwaltungskreis Interlaken-Oberhasli: 46.8% Yes

53.9% YesNo 46.1%

08.03.2026Popular Initiative ‘For a fair energy and climate policy: Investing for prosperity, jobs and the environment (Climate Fund Initiative)’Federal● Rejected · 29.3% YesDistrict Verwaltungskreis Interlaken-Oberhasli: 21.1% Yes

27.1% YesNo 72.9%

08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict Verwaltungskreis Interlaken-Oberhasli: 41.5% Yes

37.4% YesNo 62.6%

08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict Verwaltungskreis Interlaken-Oberhasli: 42.4% Yes

37.4% YesNo 62.6%

All federal votes →

Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026

Politics

National Council election 2023

SVP28.0% · strongest party

SVP28.0%

SP21.2%

GLP11.2%

FDP10.0%

GRÜNE8.7%

sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026

Taxes 2026

ESTV

Municipal tax multiplier177%

Cantonal tax multiplier297.5%

177%BE range 89%220%

Tax rank 189 of 334 in canton Bern

Tax burden

Single, 100'000 CHF gross income

17'113 CHF(17.1%)

Rank 188 of 334 in the canton · 1893 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:17'113 CHF(~17.1%)

InterlakenCanton range BernSwitzerland median

Show data table

Gross income	Interlaken	Bern	Switzerland median
40'000	10.1%	8.3–10.9%	5.4%
50'000	11.9%	9.8–13%	7.8%
60'000	13.4%	11–14.5%	10.5%
70'000	14.5%	12–15.7%	11.9%
80'000	15.3%	12.6–16.5%	13.1%
90'000	16.1%	13.4–17.5%	14.1%
100'000	17.1%	14.3–18.5%	15.3%
110'000	18%	15–19.4%	16.3%
120'000	18.8%	15.8–20.3%	17.2%
130'000	19.7%	16.5–21.2%	18.1%
140'000	20.4%	17.2–22%	19%
150'000	21.2%	17.9–22.8%	19.7%
175'000	23%	19.5–24.7%	21.6%
200'000	24.6%	20.9–26.3%	23.2%
225'000	26%	22.2–27.8%	24.6%
250'000	27.2%	23.3–29.1%	25.8%
275'000	28.3%	24.3–30.2%	26.8%
300'000	29.2%	25.1–31.2%	27.4%

2026 · Federal Tax Administration (FTA), retrieved 24.09.2026

Climate

MeteoSwiss 1 km grid · 1991–2020

Annual mean temperature 1991–20209.3 °C

Precipitation 1991–20201'241 mm

9.3 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

1'551 m

Mean elevation

654 m

Relief

993 m

Mean slope

7.8°

Flat share

77.1%

South-facing

17.3%

Above 2000 m

0.0%

Relief 993 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

46.5 GWh/yr

Roofs + façades

57.9 GWh/yr

≈ households powered

10'300

Per inhabitant

7'594 kWh/yr

47 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 24.09.2026

Electricity

ElCom · 2027

Tariff H4

27.65 Rp./kWh

Energy

13.76 Rp./kWh

Grid usage

9.76 Rp./kWh

Levies + grid surcharge

2.71 Rp./kWh

27.65 Rp./kWh10.5645.88

Canton median 27.95 Rp./kWhSwiss median 26.53 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.

2027 · Federal Electricity Commission (ElCom), retrieved 12.09.2026

Health-insurance premiums

BAG · 2024

Premium regionRegion 3

Standard model, deductible 300571 CHF/mo

Ø premium in canton Bern432 CHF/mo

Estimate Switzerland 2026465.3 CHF/mo

Compare health insurers in Interlaken →Canton Bern →Premiums explained →

Premiums are set per canton and premium region. This area lies in premium region 3 of canton Bern. Shown is the average adult premium paid across the whole canton Bern (2024, BAG) — a region-specific average is not available in the cantonal data.

2024 · Federal Office of Public Health (FOPH), retrieved 12.09.2026

Housing

BFS · ARE

Vacancy rate

0.45 %

Second homes

15.3 %

Avg. rooms

3.2

Dwellings

3'793

Built before 194635.4%

Built since 200117.1%

0.45 %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 24.09.2026 · Vacant dwellings survey 2025 · Federal Statistical Office (FSO), retrieved 24.09.2026 · Dwelling inventory and second-home share 2026 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026

Economy

BFS · 2024

Jobs

7'406

Workplaces

886

Services share

90.3 %

Jobs by sector: Primary 6 (0.1%) · Secondary 716 (9.7%) · Tertiary 6'684 (90.3%)

STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026

Agriculture

BFS · 2025

Farms

Organic share

50 %

Farmland

26 ha

Landwirtschaftliche Strukturerhebung 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026

Accessibility

ARE · NPVM

Major centrePT 72 min · Car 52 min

AgglomerationPT 12 min · Car 6 min

Remoteness 120/334 in canton

National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026

Municipality

Wikidata · CC0

BFS municipality number581

Websiteinterlaken-gemeinde.ch ↗

DistrictVerwaltungskreis Interlaken-Oberhasli

Wikidata · continuously updated, retrieved 24.09.2026

Where Interlaken ranks

Largest municipalities6'123 #28 BE · #334 CH Growing municipalities0% #197 BE · #1400 CH Shrinking municipalities0% #137 BE · #674 CH Jobs per resident1.21 #8 BE · #60 CH Families & children15.2% #308 BE · #1963 CH Age structure22.8% #190 BE · #706 CH Women share50.4% #148 BE · #670 CH Foreign residents38.4% #1 BE · #96 CH Population density1'434/km² #13 BE · #132 CH Tax burden17'113 #188 BE · #1893 CH Taxes177% #189 BE Warmest municipalities9.3 °C #107 BE · #1125 CH Sunniest municipalities47.7% #21 BE · #343 CH Rainiest municipalities1'241 mm #110 BE · #602 CH Voter turnout50.7% #246 BE · #1721 CH Against Switzerland5.9% #186 BE · #1397 CH Aligned with Switzerland94.1% #19 BE · #48 CH SVP strongholds28% #297 BE · #1400 CH SP strongholds21.2% #42 BE · #375 CH Centre strongholds7.5% #184 BE · #1499 CH FDP strongholds10% #41 BE · #1389 CH GLP strongholds11.2% #57 BE · #203 CH Green strongholds8.7% #100 BE · #759 CH Largest by area4.3 km² #254 BE · #1659 CH Highest municipalities571 m #193 BE · #918 CH Second homes15.3% #99 BE · #553 CH Organic farming50% #8 BE · #110 CH Best-connected municipalities72 min #215 BE · #1137 CH Remotest municipalities72 min #120 BE · #946 CH Highest peaks1'551 m #61 BE · #447 CH Highest-lying municipalities654 m #170 BE · #872 CH Greatest vertical range993 m #58 BE · #446 CH Steepest municipalities7.8° #187 BE · #1129 CH Solar potential47 GWh #45 BE · #372 CH Solar potential per capita7'594 kWh #288 BE · #1550 CH Cheapest electricity27.65 Rp./kWh #235 BE · #1186 CH Most expensive electricity27.65 Rp./kWh #97 BE · #919 CH

Postal codes (1)

swisstopo

3800

Interlaken

Localities

swisstopo · 1

Interlaken3800

Nearby municipalities

swisstopo

Matten bei Interlaken

Frequently asked questions

What is the postal code of Interlaken?: The postal code of Interlaken is 3800.
What is the tax rate in Interlaken?: The municipal tax multiplier of Interlaken is 177% (2026); canton BE levies 297.5%.
How much tax do you pay in Interlaken?: A single person without children pays about 17'113 CHF income tax in Interlaken on 100'000 CHF gross income (federal, cantonal, municipal), rank 188 of 334 in canton BE. Source: ESTV (2026).
How many residents does Interlaken have?: Interlaken has 6'123 residents (2025).
How many foreign residents live in Interlaken?: Interlaken has 2'353 foreign residents, a share of 38.43% (2025).

Map

OpenStreetMap

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