Switzerland · Canton SO
Horriwil
4557SO CANTON4557
Residents
911
Area
2.6 km²
Elevation
455 m a.s.l.
Tax multiplier
120%
Postal codes
1
Recent federal votes
BFS · sd-t-17-0214.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)● Switzerland: accepted · turnout 63.8%56.8% yes
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 64.3%55.3% yes
08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 59.2%53.6% yes
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 59.2%20.9% yes
Source: BFS · retrieved 20.07.2026
Politics
National Council election 2023SVP31.5% · strongest party
SVP31.5%
Mitte20.6%
FDP17.4%
SP15.5%
GRÜNE8.1%
Source: BFS · retrieved 20.07.2026
Taxes 2026
ESTVMunicipal tax multiplier120%
Cantonal tax multiplier104%
120%CH range 25%525%
Tax rank 49 of 104 in canton SolothurnSource: ESTV · retrieved 20.07.2026
Climate
Koppigen · 7.2 kmAnnual mean temperature 202510.2 °C
Precipitation 2025894 mm
10.2 °CCH range -5.5°14°
Source: MeteoSwiss · retrieved 24.07.2026
Municipality
Wikidata · CC0Websitehorriwil.ch ↗
Source: Wikidata · retrieved 27.07.2026
Postal codes (1)
swisstopoLocalities
swisstopo · 1Nearby municipalities
swisstopoFrequently asked questions
- What is the postal code of Horriwil?
- The postal code of Horriwil is 4557.
- What is the tax rate in Horriwil?
- The municipal tax multiplier of Horriwil is 120% (2026); canton SO levies 104%.
- How many residents does Horriwil have?
- Horriwil has 911 residents.
- How many foreign residents live in Horriwil?
- Horriwil has 71 foreign residents, a share of 7.53% (2024).
- Which party is strongest in Horriwil?
- In the 2023 National Council election, SVP was the strongest party in Horriwil with 31.498% of the vote.