Recent federal votes
BFS · sd-t-17-0214.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)● Switzerland: accepted · turnout 64.6%56.8% yes
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 65.4%52.3% yes
08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 61.1%51.9% yes
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 60.8%20.8% yes
Source: BFS · retrieved 20.07.2026
Politics
National Council election 2023SVP29.1% · strongest party
SVP29.1%
Mitte19.8%
FDP18.8%
SP15.8%
GRÜNE6.4%
Source: BFS · retrieved 20.07.2026
Taxes 2026
ESTVMunicipal tax multiplier113%
Cantonal tax multiplier104%
113%CH range 25%525%
Tax rank 29 of 104 in canton SolothurnSource: ESTV · retrieved 20.07.2026
Climate
Gösgen · 4.6 kmAnnual mean temperature 202510.9 °C
Precipitation 20251'008 mm
10.9 °CCH range -5.5°14°
Source: MeteoSwiss · retrieved 24.07.2026
Municipality
Wikidata · CC0Websitelostorf.ch ↗
Source: Wikidata · retrieved 27.07.2026
Postal codes (2)
swisstopoLocalities
swisstopo · 2Nearby municipalities
swisstopoFrequently asked questions
- What is the postal code of Lostorf?
- Lostorf has 2 postal codes: 4634, 4654.
- What is the tax rate in Lostorf?
- The municipal tax multiplier of Lostorf is 113% (2026); canton SO levies 104%.
- How many residents does Lostorf have?
- Lostorf has 4'088 residents.
- How many foreign residents live in Lostorf?
- Lostorf has 510 foreign residents, a share of 12.35% (2024).
- Which party is strongest in Lostorf?
- In the 2023 National Council election, SVP was the strongest party in Lostorf with 29.066% of the vote.