Switzerland · Canton AG
Birr
5242AG CANTON5242
Residents
4'718
Area
5.1 km²
Tax multiplier
117%
Postal codes
1
Demographics
BFS · 2023Women
2'262 47.9%
Men
2'456 52.1%
Children & youth (0–19)
1'109 23.5%
Swiss citizens
2'601 53.7%
Foreign residents
2'246 46.3%
0–19 · 1'109 · 23.5%20–64 · 2'876 · 61.0%65+ · 733 · 15.5%
Foreign residents 46.3%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 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 2023SVP39.7% · strongest party
SVP39.7%
SP16.1%
FDP14.1%
Mitte10.5%
GLP7.2%
Source: BFS · retrieved 20.07.2026
Taxes 2026
ESTVMunicipal tax multiplier117%
Cantonal tax multiplier103%
117%CH range 25%525%
Tax rank 152 of 196 in canton AargauSource: ESTV · retrieved 20.07.2026
Climate
Würenlingen / PSI · 10.9 kmAnnual mean temperature 202510.6 °C
Precipitation 2025953 mm
10.6 °CCH range -5.5°14°
Source: MeteoSwiss · retrieved 24.07.2026
Municipality
Wikidata · CC0Websitebirr.ch ↗
Source: Wikidata · retrieved 20.07.2026
Postal codes (1)
swisstopoNearby municipalities
swisstopoFrequently 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 (2023).
- Which canton is Birr in?
- Birr is located in canton AG.