Switzerland · Canton AG

Birr

5242

AG CANTON5242

Residents

4'718

Area

5.1 km²

Elevation

402 m a.s.l.

Tax multiplier

117%

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 46.8%63.0% yes

14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»● Switzerland: rejected · turnout 47.4%55.0% yes

08.03.2026Bundesgesetz über die Individualbesteuerung● Switzerland: accepted · turnout 43.7%52.1% yes

08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»● Switzerland: rejected · turnout 43.6%16.0% yes

Source: BFS · retrieved 20.07.2026

Politics

National Council election 2023

SVP39.7% · strongest party

SVP39.7%

SP16.1%

FDP14.1%

Mitte10.5%

GLP7.2%

Source: BFS · retrieved 20.07.2026

Taxes 2026

ESTV

Municipal tax multiplier117%

Cantonal tax multiplier103%

117%CH range 25%525%

Tax rank 152 of 196 in canton Aargau

Source: ESTV · retrieved 20.07.2026

Climate

Würenlingen / PSI · 10.9 km

Annual mean temperature 202510.6 °C

Precipitation 2025953 mm

10.6 °CCH range -5.5°14°

Source: MeteoSwiss · retrieved 24.07.2026

Municipality

Wikidata · CC0

Websitebirr.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 Birr?: The postal code of Birr is 5242.
What is the tax rate in Birr?: The municipal tax multiplier of Birr is 117% (2026); canton AG levies 103%.
How many residents does Birr have?: Birr has 4'718 residents.
How many foreign residents live in Birr?: Birr has 2'246 foreign residents, a share of 46.34% (2024).
Which party is strongest in Birr?: In the 2023 National Council election, SVP was the strongest party in Birr with 39.712% of the vote.

Map

OpenStreetMap