What is the postal code of Zullwil?

Zullwil has 2 postal codes: 4233, 4234.

What is the tax rate in Zullwil?

The municipal tax multiplier of Zullwil is 139% (2026); canton SO levies 104%.

How many residents does Zullwil have?

Zullwil has 675 residents (2023).

Which canton is Zullwil in?

Zullwil is located in canton SO.

Switzerland · Canton SO

Zullwil

4233–4234

SO CANTON4233 4234

Residents

675

Area

3.7 km²

Tax multiplier

139%

Postal codes

Demographics

BFS · 2023

Women

326 48.3%

Men

349 51.7%

Children & youth (0–19)

149 22.1%

Swiss citizens

583 83.2%

Foreign residents

118 16.8%

0–19 · 149 · 22.1%20–64 · 383 · 56.7%65+ · 143 · 21.2%

Foreign residents 16.8%0%61.6%

Source: BFS/OFS · retrieved 24.07.2026

Recent federal votes

BFS · sd-t-17-02

14.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)● Switzerland: accepted · turnout 50.7%57.6% yes

14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 50.9%64.8% yes

08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 47.6%41.8% yes

08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 47.6%14.2% yes

Source: BFS · retrieved 20.07.2026

Politics

National Council election 2023

SVP38.4% · strongest party

SVP38.4%

Mitte28.2%

FDP11.4%

SP8.7%

GLP5.6%

Source: BFS · retrieved 20.07.2026

Taxes 2026

ESTV

Municipal tax multiplier139%

Cantonal tax multiplier104%

139%CH range 25%525%

Tax rank 102 of 104 in canton Solothurn

Source: ESTV · retrieved 20.07.2026

Climate

Basel / Binningen · 17 km

Annual mean temperature 202511.8 °C

Precipitation 2025930 mm

11.8 °CCH range -5.5°14°

Source: MeteoSwiss · retrieved 24.07.2026

Municipality

Wikidata · CC0

Websitezullwil.ch ↗

Source: Wikidata · retrieved 20.07.2026

Postal codes (2)

swisstopo

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Zullwil?: Zullwil has 2 postal codes: 4233, 4234.
What is the tax rate in Zullwil?: The municipal tax multiplier of Zullwil is 139% (2026); canton SO levies 104%.
How many residents does Zullwil have?: Zullwil has 675 residents (2023).
Which canton is Zullwil in?: Zullwil is located in canton SO.

Map

OpenStreetMap