Recent federal votes
BFS · sd-t-17-0214.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)● Switzerland: accepted · turnout 59.9%55.9% yes
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 60.1%71.9% yes
08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 47.5%46.2% yes
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 47.5%10.5% yes
Source: BFS · retrieved 20.07.2026
Politics
National Council election 2023SVP44.8% · strongest party
SVP44.8%
Mitte21.8%
FDP14.2%
SP7.0%
Übrige6.1%
Source: BFS · retrieved 20.07.2026
Taxes 2026
ESTVMunicipal tax multiplier132%
Cantonal tax multiplier104%
132%CH range 25%525%
Tax rank 101 of 104 in canton SolothurnSource: ESTV · retrieved 20.07.2026
Climate
Wynau · 9.6 kmAnnual mean temperature 202510.5 °C
Precipitation 20251'082 mm
10.5 °CCH range -5.5°14°
Source: MeteoSwiss · retrieved 24.07.2026
Municipality
Wikidata · CC0Websiteholderbank-so.ch ↗
Source: Wikidata · retrieved 27.07.2026
Postal codes (2)
swisstopoLocalities
swisstopo · 2Nearby municipalities
swisstopoFrequently asked questions
- What is the postal code of Holderbank?
- Holderbank has 2 postal codes: 4438, 4718.
- What is the tax rate in Holderbank?
- The municipal tax multiplier of Holderbank is 132% (2026); canton SO levies 104%.
- How many residents does Holderbank have?
- Holderbank has 753 residents.
- How many foreign residents live in Holderbank?
- Holderbank has 176 foreign residents, a share of 22.59% (2024).
- Which party is strongest in Holderbank?
- In the 2023 National Council election, SVP was the strongest party in Holderbank with 44.804% of the vote.