Demographics
BFS · 2023Women
5'071 49.1%
Men
5'266 50.9%
Children & youth (0–19)
2'137 20.7%
Swiss citizens
7'330 70.4%
Foreign residents
3'079 29.6%
0–19 · 2'137 · 20.7%20–64 · 6'480 · 62.7%65+ · 1'720 · 16.6%
Foreign residents 29.6%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 58.9%60.7% yes
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 60.0%57.7% yes
08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 51.4%40.1% yes
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 51.3%17.4% yes
Source: BFS · retrieved 20.07.2026
Politics
National Council election 2023SVP40.7% · strongest party
SVP40.7%
Mitte20.9%
FDP13.2%
SP8.7%
GRÜNE6.9%
Source: BFS · retrieved 20.07.2026
Taxes 2026
ESTVMunicipal tax multiplier76%
Cantonal tax multiplier105%
76%CH range 25%525%
Tax rank 5 of 75 in canton St. GallenSource: ESTV · retrieved 20.07.2026
Climate
Altenrhein · 6.4 kmAnnual mean temperature 202510.8 °C
Precipitation 20251'033 mm
10.8 °CCH range -5.5°14°
Source: MeteoSwiss · retrieved 24.07.2026
Municipality
Wikidata · CC0Websitewidnau.ch ↗
Source: Wikidata · retrieved 20.07.2026
Postal codes (2)
swisstopoNearby municipalities
swisstopoFrequently asked questions
- What is the postal code of Widnau?
- Widnau has 2 postal codes: 9435, 9443.
- What is the tax rate in Widnau?
- The municipal tax multiplier of Widnau is 76% (2026); canton SG levies 105%.
- How many residents does Widnau have?
- Widnau has 10'337 residents (2023).
- Which canton is Widnau in?
- Widnau is located in canton SG.