What is the postal code of Blauen?

The postal code of Blauen is 4223.

What is the tax rate in Blauen?

The municipal tax multiplier of Blauen is 59.5% (2026); canton BL levies 100%.

How much tax do you pay in Blauen?

A single person without children pays about 16'219 CHF income tax in Blauen on 100'000 CHF gross income (federal, cantonal, municipal), rank 42 of 86 in canton BL. Source: ESTV (2026).

How many residents does Blauen have?

Blauen has 729 residents (2025).

How many foreign residents live in Blauen?

Blauen has 79 foreign residents, a share of 10.84% (2025).

Switzerland · Canton BL · Bezirk Laufen

Blauen

4223

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

Demographics

BFS · 2025

Women

378 51.9%

Men

351 48.1%

Children & youth (0–19)

126 17.3%

Swiss citizens

650 89.2%

Foreign residents

79 10.8%

Population density

102 pop./km²

0–19 · 126 · 17.3%20–64 · 400 · 54.9%65+ · 203 · 27.8%

Foreign residents 10.8%0%64.0%

Population change 2025: +22 (+3.1%) · 3 births · 4 deaths · net migration +23

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 Blauen

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 Bezirk Laufen: 26.7% Yes

27.7% YesNo 72.3%

27.09.2026Popular Initiative 'Safeguard Swiss neutrality (Neutrality Initiative)'Federal● Rejected · 29.8% YesDistrict Bezirk Laufen: 34.8% Yes

32.3% YesNo 67.7%

27.09.2026Gesetzesinitiative Fairer Kompromiss bei der Mehrwertabgabe: StichfrageCantonal BL● Rejected · 36.3% YesDistrict Bezirk Laufen: 42.7% Yes

35.0% YesNo 65.0%

27.09.2026Gesetzesinitiative Fairer Kompromiss bei der Mehrwertabgabe: GegenvorschlagCantonal BL● Rejected · 43.9% YesDistrict Bezirk Laufen: 42.6% Yes

52.4% YesNo 47.6%

27.09.2026Gesetzesinitiative Fairer Kompromiss bei der MehrwertabgabeCantonal BL● Rejected · 31.7% YesDistrict Bezirk Laufen: 35.9% Yes

33.8% YesNo 66.2%

14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Bezirk Laufen: 54.2% Yes

56.7% YesNo 43.3%

14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Bezirk Laufen: 55.9% Yes

55.6% YesNo 44.4%

14.06.2026Neue Ortsdurchfahrt BirsfeldenCantonal BL● Accepted · 56.2% YesDistrict Bezirk Laufen: 48.9% Yes

50.5% YesNo 49.5%

14.06.2026Gesetzesinitiative Energiepolitik nur mit der BevölkerungCantonal BL● Rejected · 44.4% YesDistrict Bezirk Laufen: 53.5% Yes

53.4% YesNo 46.7%

14.06.2026Verfassungsinitiative Zämme in EuropaCantonal BL● Accepted · 53.7% YesDistrict Bezirk Laufen: 46.3% Yes

41.1% YesNo 58.9%

All federal votes →

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

Politics

National Council election 2023

SVP33.6% · strongest party

SVP33.6%

Mitte22.4%

SP12.2%

FDP11.4%

GRÜNE8.3%

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

Taxes 2026

ESTV

Municipal tax multiplier59.5%

Cantonal tax multiplier100%

59.5%BL range 45%72%

Tax rank 42 of 86 in canton Basel-Landschaft

Tax burden

Single, 100'000 CHF gross income

16'219 CHF(16.2%)

Rank 42 of 86 in the canton · 1397 of 2110 in Switzerland

Median canton 16'264 CHF · median Switzerland 15'290 CHF

Cheapest Pfeffingen 14'899 CHF · most expensive Waldenburg 17'356 CHF

Income tax as % of gross income

100'000 CHF:16'219 CHF(~16.2%)

BlauenCanton range Basel-LandschaftSwitzerland median

Show data table

Gross income	Blauen	Basel-Landschaft	Switzerland median
40'000	6.3%	5.7–6.7%	5.4%
50'000	8.5%	7.8–9.2%	7.8%
60'000	10.6%	9.7–11.4%	10.5%
70'000	12.3%	11.3–13.2%	11.9%
80'000	13.7%	12.6–14.7%	13.1%
90'000	14.9%	13.7–16%	14.1%
100'000	16.2%	14.9–17.4%	15.3%
110'000	17.4%	16–18.6%	16.3%
120'000	18.4%	17–19.7%	17.2%
130'000	19.4%	17.9–20.7%	18.1%
140'000	20.3%	18.7–21.7%	19%
150'000	21.1%	19.5–22.5%	19.7%
175'000	23%	21.3–24.5%	21.6%
200'000	24.6%	22.8–26.2%	23.2%
225'000	26%	24.1–27.6%	24.6%
250'000	27.2%	25.3–28.8%	25.8%
275'000	28.2%	26.3–29.9%	26.8%
300'000	29.1%	27.1–30.8%	27.4%

2026 · Federal Tax Administration (FTA), retrieved 24.09.2026

Climate

MeteoSwiss 1 km grid · 1991–2020

Annual mean temperature 1991–20209.7 °C

Precipitation 1991–20201'158 mm

9.7 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

837 m

Mean elevation

571 m

Relief

472 m

Mean slope

15.4°

Flat share

11.6%

South-facing

59.3%

Above 2000 m

0.0%

Relief 472 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

6.5 GWh/yr

Roofs + façades

8.8 GWh/yr

≈ households powered

1'500

Per inhabitant

8'957 kWh/yr

7 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

25.59 Rp./kWh

Energy

7.97 Rp./kWh

Grid usage

11.91 Rp./kWh

Levies + grid surcharge

3.8 Rp./kWh

25.59 Rp./kWh10.5645.88

Canton median 31.21 Rp./kWhSwiss median 26.53 Rp./kWh

Network operator BKW Energie 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 2

Standard model, deductible 300635 CHF/mo

Ø premium in canton Basel-Landschaft479 CHF/mo

Estimate Switzerland 2026465.3 CHF/mo

Compare health insurers in Blauen →Canton Basel-Landschaft →Premiums explained →

Premiums are set per canton and premium region. This area lies in premium region 2 of canton Basel-Landschaft. Shown is the average adult premium paid across the whole canton Basel-Landschaft (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

0.82 %

Second homes

14.4 %

Avg. rooms

4.2

Dwellings

366

Built before 194626.0%

Built since 200115.6%

0.82 %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

Workplaces

Services share

64 %

Jobs by sector: Primary 16 (18.0%) · Secondary 16 (18.0%) · Tertiary 57 (64.0%)

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

Agriculture

BFS · 2025

Farms

Organic share

20 %

Farmland

157 ha

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

Accessibility

ARE · NPVM

Major centrePT 52 min · Car 31 min

AgglomerationPT 47 min · Car 31 min

Remoteness 25/86 in canton

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

Municipality

Wikidata · CC0

BFS municipality number2781

Websiteblauen.ch ↗

DistrictBezirk Laufen

Wikidata · continuously updated, retrieved 24.09.2026

Where Blauen ranks

Largest municipalities729 #61 BL · #1630 CH Growing municipalities3.1% #6 BL · #147 CH Shrinking municipalities3.1% #81 BL · #1962 CH Jobs per resident0.12 #81 BL · #2058 CH Families & children17.3% #71 BL · #1779 CH Age structure27.8% #9 BL · #182 CH Women share51.9% #10 BL · #156 CH Foreign residents10.8% #70 BL · #1639 CH Population density102/km² #72 BL · #1458 CH Tax burden16'219 #42 BL · #1397 CH Taxes59.5% #42 BL Warmest municipalities9.7 °C #64 BL · #797 CH Sunniest municipalities41.5% #29 BL · #1221 CH Rainiest municipalities1'158 mm #6 BL · #804 CH Voter turnout57.4% #23 BL · #903 CH SVP strongholds33.6% #53 BL · #1059 CH SP strongholds12.2% #79 BL · #1270 CH Centre strongholds22.4% #1 BL · #433 CH FDP strongholds11.4% #43 BL · #1217 CH GLP strongholds7.1% #25 BL · #728 CH Green strongholds8.3% #58 BL · #823 CH Largest by area7.1 km² #30 BL · #1235 CH Highest municipalities546 m #20 BL · #1021 CH Second homes14.4% #12 BL · #639 CH Organic farming20% #30 BL · #630 CH Best-connected municipalities52 min #58 BL · #526 CH Remotest municipalities52 min #25 BL · #1576 CH Highest peaks837 m #17 BL · #929 CH Highest-lying municipalities571 m #25 BL · #1132 CH Greatest vertical range472 m #10 BL · #720 CH Steepest municipalities15.4° #18 BL · #566 CH Solar potential7 GWh #63 BL · #1795 CH Solar potential per capita8'957 kWh #33 BL · #1269 CH Cheapest electricity25.59 Rp./kWh #4 BL · #717 CH Most expensive electricity25.59 Rp./kWh #78 BL · #1580 CH

Postal codes (1)

swisstopo

4223

Blauen

Localities

swisstopo · 1

Blauen4223

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Blauen?: The postal code of Blauen is 4223.
What is the tax rate in Blauen?: The municipal tax multiplier of Blauen is 59.5% (2026); canton BL levies 100%.
How much tax do you pay in Blauen?: A single person without children pays about 16'219 CHF income tax in Blauen on 100'000 CHF gross income (federal, cantonal, municipal), rank 42 of 86 in canton BL. Source: ESTV (2026).
How many residents does Blauen have?: Blauen has 729 residents (2025).
How many foreign residents live in Blauen?: Blauen has 79 foreign residents, a share of 10.84% (2025).

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