Recent federal votes
BFS · sd-t-17-0214.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)● Switzerland: accepted · turnout 58.2%50.7% yes
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 58.8%41.7% yes
08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 53.6%53.7% yes
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 53.5%29.4% yes
Source: BFS · retrieved 20.07.2026
Politics
National Council election 2023SP28.5% · strongest party
SP28.5%
SVP25.8%
FDP12.5%
Mitte10.5%
GRÜNE9.7%
Source: BFS · retrieved 20.07.2026
Taxes 2026
ESTVMunicipal tax multiplier56%
Cantonal tax multiplier100%
56%CH range 25%525%
Tax rank 20 of 86 in canton Basel-LandschaftSource: ESTV · retrieved 20.07.2026
Climate
Basel / Binningen · 4.9 kmAnnual mean temperature 202511.8 °C
Precipitation 2025930 mm
11.8 °CCH range -5.5°14°
Source: MeteoSwiss · retrieved 24.07.2026
Municipality
Wikidata · CC0Websitemuttenz.ch ↗
Source: Wikidata · retrieved 27.07.2026
Postal codes (4)
swisstopoLocalities
swisstopo · 4Nearby municipalities
swisstopoFrequently asked questions
- What is the postal code of Muttenz?
- Muttenz has 4 postal codes: 4127, 4132, 4133, 4142.
- What is the tax rate in Muttenz?
- The municipal tax multiplier of Muttenz is 56% (2026); canton BL levies 100%.
- How many residents does Muttenz have?
- Muttenz has 18'234 residents.
- How many foreign residents live in Muttenz?
- Muttenz has 4'162 foreign residents, a share of 22.97% (2024).
- Which party is strongest in Muttenz?
- In the 2023 National Council election, SP was the strongest party in Muttenz with 28.545% of the vote.