What is the postal code of Kappel?

Kappel has 2 postal codes: 4616, 4618.

What is the tax rate in Kappel?

The municipal tax multiplier of Kappel is 125% (2026); canton SO levies 104%.

How many residents does Kappel have?

Kappel has 3'511 residents (2023).

Which canton is Kappel in?

Kappel is located in canton SO.

Switzerland · Canton SO

Kappel

4616–4618

SO CANTON4616 4618

Residents

3'511

Area

5.1 km²

Tax multiplier

125%

Postal codes

Demographics

BFS · 2023

Women

1'784 50.8%

Men

1'727 49.2%

Children & youth (0–19)

775 22.1%

Swiss citizens

2'610 73.3%

Foreign residents

952 26.7%

0–19 · 775 · 22.1%20–64 · 2'047 · 58.3%65+ · 689 · 19.6%

Foreign residents 26.7%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 58.4%62.2% yes

14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 59.0%52.7% yes

08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 52.6%52.1% yes

08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 52.6%19.6% yes

Source: BFS · retrieved 20.07.2026

Politics

National Council election 2023

SVP29.4% · strongest party

SVP29.4%

Mitte26.5%

FDP16.2%

SP14.1%

GRÜNE5.6%

Source: BFS · retrieved 20.07.2026

Taxes 2026

ESTV

Municipal tax multiplier125%

Cantonal tax multiplier104%

125%CH range 25%525%

Tax rank 78 of 104 in canton Solothurn

Source: ESTV · retrieved 20.07.2026

Climate

Wynau · 8.8 km

Annual mean temperature 202510.5 °C

Precipitation 20251'082 mm

10.5 °CCH range -5.5°14°

Source: MeteoSwiss · retrieved 24.07.2026

Municipality

Wikidata · CC0

Websitekappel-so.ch ↗

Source: Wikidata · retrieved 20.07.2026

Postal codes (2)

swisstopo

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Kappel?: Kappel has 2 postal codes: 4616, 4618.
What is the tax rate in Kappel?: The municipal tax multiplier of Kappel is 125% (2026); canton SO levies 104%.
How many residents does Kappel have?: Kappel has 3'511 residents (2023).
Which canton is Kappel in?: Kappel is located in canton SO.

Map

OpenStreetMap