Recent federal votes
BFS · sd-t-17-0214.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)● Switzerland: accepted · turnout 59.7%52.2% yes
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 60.7%40.4% yes
08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 53.7%51.1% yes
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 53.5%26.2% yes
Source: BFS · retrieved 20.07.2026
Politics
National Council election 2023SVP25.5% · strongest party
SVP25.5%
SP22.8%
FDP16.3%
Mitte15.3%
GRÜNE9.1%
Source: BFS · retrieved 20.07.2026
Taxes 2026
ESTVMunicipal tax multiplier52%
Cantonal tax multiplier100%
52%CH range 25%525%
Tax rank 8 of 86 in canton Basel-LandschaftSource: ESTV · retrieved 20.07.2026
Climate
Basel / Binningen · 5.5 kmAnnual mean temperature 202511.8 °C
Precipitation 2025930 mm
11.8 °CCH range -5.5°14°
Source: MeteoSwiss · retrieved 24.07.2026
Municipality
Wikidata · CC0Websitetherwil.ch ↗
Source: Wikidata · retrieved 27.07.2026
Postal codes (2)
swisstopoLocalities
swisstopo · 2Nearby municipalities
swisstopoFrequently asked questions
- What is the postal code of Therwil?
- Therwil has 2 postal codes: 4106, 4153.
- What is the tax rate in Therwil?
- The municipal tax multiplier of Therwil is 52% (2026); canton BL levies 100%.
- How many residents does Therwil have?
- Therwil has 10'068 residents.
- How many foreign residents live in Therwil?
- Therwil has 1'989 foreign residents, a share of 19.64% (2024).
- Which party is strongest in Therwil?
- In the 2023 National Council election, SVP was the strongest party in Therwil with 25.463% of the vote.