Switzerland · Canton BL

Ziefen

4417

BL CANTON4417

Residents

1'668

Area

7.8 km²

Elevation

430 m a.s.l.

Tax multiplier

59%

Postal codes

1

Recent federal votes

BFS · sd-t-17-02

14.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)● Switzerland: accepted · turnout 67.0%47.3% yes

14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 68.2%42.7% yes

08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 63.1%41.9% yes

08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 62.2%30.1% yes

Source: BFS · retrieved 20.07.2026

Politics

National Council election 2023

SP31.0% · strongest party

SP31.0%

SVP27.6%

GRÜNE13.0%

FDP8.5%

GLP6.3%

Source: BFS · retrieved 20.07.2026

Taxes 2026

ESTV

Municipal tax multiplier59%

Cantonal tax multiplier100%

59%CH range 25%525%

Tax rank 33 of 86 in canton Basel-Landschaft

Source: ESTV · retrieved 20.07.2026

Climate

Rünenberg · 13 km

Annual mean temperature 202510.6 °C

Precipitation 20251'038 mm

10.6 °CCH range -5.5°14°

Source: MeteoSwiss · retrieved 24.07.2026

Municipality

Wikidata · CC0

Websiteziefen.ch ↗

Source: Wikidata · retrieved 27.07.2026

Postal codes (1)

swisstopo

Localities

swisstopo · 1

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Ziefen?: The postal code of Ziefen is 4417.
What is the tax rate in Ziefen?: The municipal tax multiplier of Ziefen is 59% (2026); canton BL levies 100%.
How many residents does Ziefen have?: Ziefen has 1'668 residents.
How many foreign residents live in Ziefen?: Ziefen has 203 foreign residents, a share of 11.89% (2024).
Which party is strongest in Ziefen?: In the 2023 National Council election, SP was the strongest party in Ziefen with 31.034% of the vote.

Map

OpenStreetMap