Recent federal votes
BFS · sd-t-17-0214.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)● Switzerland: accepted · turnout 56.5%61.6% yes
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 56.9%51.7% yes
08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 51.3%52.5% yes
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 51.2%19.3% yes
Source: BFS · retrieved 20.07.2026
Politics
National Council election 2023SVP31.4% · strongest party
SVP31.4%
Mitte27.0%
FDP18.2%
SP13.0%
GRÜNE7.8%
Source: BFS · retrieved 20.07.2026
Taxes 2026
ESTVMunicipal tax multiplier110%
Cantonal tax multiplier100%
110%CH range 25%525%
Tax rank 27 of 122 in canton ValaisSource: ESTV · retrieved 20.07.2026
Climate
Aigle · 3 kmAnnual mean temperature 202511.5 °C
Precipitation 2025954 mm
11.5 °CCH range -5.5°14°
Source: MeteoSwiss · retrieved 24.07.2026
Municipality
Wikidata · CC0Websitevionnaz.ch ↗
Source: Wikidata · retrieved 27.07.2026
Postal codes (2)
swisstopoLocalities
swisstopo · 2Nearby municipalities
swisstopoFrequently asked questions
- What is the postal code of Vionnaz?
- Vionnaz has 2 postal codes: 1895, 1899.
- What is the tax rate in Vionnaz?
- The municipal tax multiplier of Vionnaz is 110% (2026); canton VS levies 100%.
- How many residents does Vionnaz have?
- Vionnaz has 2'934 residents.
- How many foreign residents live in Vionnaz?
- Vionnaz has 610 foreign residents, a share of 20.17% (2024).
- Which party is strongest in Vionnaz?
- In the 2023 National Council election, SVP was the strongest party in Vionnaz with 31.413% of the vote.