Switzerland · Canton BL

Sissach

4450

BL CANTON4450

Residents

6'851

Area

8.9 km²

Elevation

372 m a.s.l.

Tax multiplier

57%

Postal codes

1

Recent federal votes

BFS · sd-t-17-02

14.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)● Switzerland: accepted · turnout 63.2%51.9% yes

14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 63.7%41.1% yes

08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 58.9%56.9% yes

08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 58.8%32.0% yes

Source: BFS · retrieved 20.07.2026

Politics

National Council election 2023

SVP26.4% · strongest party

SVP26.4%

SP24.2%

FDP17.3%

GRÜNE14.3%

GLP7.2%

Source: BFS · retrieved 20.07.2026

Taxes 2026

ESTV

Municipal tax multiplier57%

Cantonal tax multiplier100%

57%CH range 25%525%

Tax rank 23 of 86 in canton Basel-Landschaft

Source: ESTV · retrieved 20.07.2026

Climate

Rünenberg · 6.3 km

Annual mean temperature 202510.6 °C

Precipitation 20251'038 mm

10.6 °CCH range -5.5°14°

Source: MeteoSwiss · retrieved 24.07.2026

Municipality

Wikidata · CC0

Websitesissach.ch ↗

Source: Wikidata · retrieved 27.07.2026

Postal codes (1)

swisstopo

Localities

swisstopo · 1

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Sissach?: The postal code of Sissach is 4450.
What is the tax rate in Sissach?: The municipal tax multiplier of Sissach is 57% (2026); canton BL levies 100%.
How many residents does Sissach have?: Sissach has 6'851 residents.
How many foreign residents live in Sissach?: Sissach has 1'262 foreign residents, a share of 18.31% (2024).
Which party is strongest in Sissach?: In the 2023 National Council election, SVP was the strongest party in Sissach with 26.351% of the vote.

Map

OpenStreetMap