Demographics
BFS · 2023Women
4'724 50.6%
Men
4'621 49.4%
Children & youth (0–19)
1'796 19.2%
Swiss citizens
6'891 72.2%
Foreign residents
2'654 27.8%
0–19 · 1'796 · 19.2%20–64 · 5'591 · 59.8%65+ · 1'958 · 21.0%
Foreign residents 27.8%0%61.6%
Source: BFS/OFS · retrieved 24.07.2026
Recent federal votes
BFS · sd-t-17-0214.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)● Switzerland: accepted · turnout 57.2%51.0% yes
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 57.8%44.6% yes
08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 52.9%56.7% yes
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 52.8%27.3% yes
Source: BFS · retrieved 20.07.2026
Politics
National Council election 2023SVP28.1% · strongest party
SVP28.1%
SP23.2%
FDP16.4%
Mitte11.5%
GRÜNE11.0%
Source: BFS · retrieved 20.07.2026
Taxes 2026
ESTVMunicipal tax multiplier125%
Cantonal tax multiplier104%
125%CH range 25%525%
Tax rank 66 of 104 in canton SolothurnSource: ESTV · retrieved 20.07.2026
Climate
Koppigen · 9.5 kmAnnual mean temperature 202510.2 °C
Precipitation 2025894 mm
10.2 °CCH range -5.5°14°
Source: MeteoSwiss · retrieved 24.07.2026
Municipality
Wikidata · CC0Head of governmentStefan Hug-Portmann · Sozialdemokratische Partei der Schweiz
Websitebiberist.ch ↗
Source: Wikidata · retrieved 20.07.2026
Postal codes (4)
swisstopoNearby municipalities
swisstopoFrequently asked questions
- What is the postal code of Biberist?
- Biberist has 4 postal codes: 4500, 4528, 4562, 4574.
- What is the tax rate in Biberist?
- The municipal tax multiplier of Biberist is 125% (2026); canton SO levies 104%.
- How many residents does Biberist have?
- Biberist has 9'345 residents (2023).
- Which canton is Biberist in?
- Biberist is located in canton SO.