Demographics
BFS · 2023Women
1'973 49.0%
Men
2'050 51.0%
Children & youth (0–19)
928 23.1%
Swiss citizens
3'406 85.3%
Foreign residents
586 14.7%
0–19 · 928 · 23.1%20–64 · 2'341 · 58.2%65+ · 754 · 18.7%
Foreign residents 14.7%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 63.7%62.1% yes
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 65.2%59.0% yes
08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 60.9%39.6% yes
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 60.6%15.6% yes
Source: BFS · retrieved 20.07.2026
Politics
National Council election 2023SVP38.4% · strongest party
SVP38.4%
Mitte22.7%
FDP14.9%
SP8.0%
GRÜNE6.4%
Source: BFS · retrieved 20.07.2026
Taxes 2026
ESTVMunicipal tax multiplier129%
Cantonal tax multiplier105%
129%CH range 25%525%
Tax rank 64 of 75 in canton St. GallenSource: ESTV · retrieved 20.07.2026
Climate
Aadorf / Tänikon · 14.2 kmAnnual mean temperature 20259.8 °C
Precipitation 20251'092 mm
9.8 °CCH range -5.5°14°
Source: MeteoSwiss · retrieved 24.07.2026
Municipality
Wikidata · CC0Websitejonschwil.ch ↗
Source: Wikidata · retrieved 20.07.2026
Postal codes (5)
swisstopoNearby municipalities
swisstopoFrequently asked questions
- What is the postal code of Jonschwil?
- Jonschwil has 5 postal codes: 9242, 9243, 9532, 9536, 9604.
- What is the tax rate in Jonschwil?
- The municipal tax multiplier of Jonschwil is 129% (2026); canton SG levies 105%.
- How many residents does Jonschwil have?
- Jonschwil has 4'023 residents (2023).
- Which canton is Jonschwil in?
- Jonschwil is located in canton SG.