Demographics
BFS · 2023Women
1'602 49.2%
Men
1'654 50.8%
Children & youth (0–19)
836 25.7%
Swiss citizens
2'997 91.1%
Foreign residents
293 8.9%
0–19 · 836 · 25.7%20–64 · 1'896 · 58.2%65+ · 524 · 16.1%
Foreign residents 8.9%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 65.6%66.2% yes
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 66.9%62.6% yes
08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 64.2%32.4% yes
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 63.7%14.8% yes
Source: BFS · retrieved 20.07.2026
Politics
National Council election 2023SVP41.4% · strongest party
SVP41.4%
Mitte21.5%
FDP16.2%
GRÜNE5.3%
SP5.0%
Source: BFS · retrieved 20.07.2026
Taxes 2026
ESTVMunicipal tax multiplier104%
Cantonal tax multiplier105%
104%CH range 25%525%
Tax rank 23 of 75 in canton St. GallenSource: ESTV · retrieved 20.07.2026
Climate
Bischofszell / Sitterdorf · 8.6 kmAnnual mean temperature 20259.6 °C
Precipitation 2025904 mm
9.6 °CCH range -5.5°14°
Source: MeteoSwiss · retrieved 24.07.2026
Municipality
Wikidata · CC0Websiteniederhelfenschwil.ch ↗
Source: Wikidata · retrieved 20.07.2026
Postal codes (6)
swisstopoNearby municipalities
swisstopoFrequently asked questions
- What is the postal code of Niederhelfenschwil?
- Niederhelfenschwil has 6 postal codes: 9223, 9245, 9524, 9525, 9526, 9527.
- What is the tax rate in Niederhelfenschwil?
- The municipal tax multiplier of Niederhelfenschwil is 104% (2026); canton SG levies 105%.
- How many residents does Niederhelfenschwil have?
- Niederhelfenschwil has 3'256 residents (2023).
- Which canton is Niederhelfenschwil in?
- Niederhelfenschwil is located in canton SG.