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

Blauen

4223

BL CANTON4223

Residents

729

Area

7.1 km²

Population density

102 pop./km²

Elevation

546 m a.s.l.

Terrain up to

837 m a.s.l.

Tax multiplier

59.5%

Postal codes

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

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%

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

Vote results for Blauen

BFS

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

56.7% YesNo 43.3%

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

55.6% YesNo 44.4%

14.06.2026Neue Ortsdurchfahrt BirsfeldenCantonal BL● Accepted · 56.2% Yes

50.5% YesNo 49.5%

14.06.2026Gesetzesinitiative Energiepolitik nur mit der BevölkerungCantonal BL● Rejected · 44.4% Yes

53.4% YesNo 46.7%

14.06.2026Verfassungsinitiative Zämme in EuropaCantonal BL● Accepted · 53.7% Yes

41.1% YesNo 58.9%

08.03.2026Bundesgesetz über die IndividualbesteuerungFederal● Accepted · 54.3% Yes

43.4% YesNo 56.7%

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

19.7% YesNo 80.3%

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

37.5% YesNo 62.5%

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

38.6% YesNo 61.4%

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

72.7% YesNo 27.3%

All federal votes →

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

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 31.08.2026

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 31.08.2026

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

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 31.08.2026

Electricity

ElCom · 2026

Tariff H4

27.7 Rp./kWh

Energy

10.89 Rp./kWh

Grid usage

11.25 Rp./kWh

Levies + grid surcharge

3.8 Rp./kWh

27.7 Rp./kWh9.6443.61

Canton median 31.98 Rp./kWhSwiss median 27.7 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.

2026 · Federal Electricity Commission (ElCom), retrieved 28.08.2026

Housing

BFS

Vacancy rate

0.82 %

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 31.08.2026 · Vacant dwellings survey 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026

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 28.08.2026

Municipality

Wikidata · CC0

Websiteblauen.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

Largest municipalities729 #61 BL · #1630 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 turnout56.8% #21 BL · #825 CH SVP strongholds33.6% #53 BL · #1057 CH SP strongholds12.2% #79 BL · #1265 CH Centre strongholds22.4% #1 BL · #433 CH FDP strongholds11.4% #43 BL · #1215 CH GLP strongholds7.1% #25 BL · #727 CH Green strongholds8.3% #58 BL · #818 CH Largest by area7.1 km² #30 BL · #1235 CH Highest municipalities546 m #20 BL · #1021 CH Remotest municipalities52 min #25 BL · #1576 CH Best-connected municipalities52 min #58 BL · #526 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 Cheapest electricity27.7 Rp./kWh #3 BL · #982 CH Most expensive electricity27.7 Rp./kWh #78 BL · #1314 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).

Map

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