
City · Aargau
Birr is a municipality in the Swiss canton of Aargau and the capital of Brugg (district). The village lies halfway between Lenzburg and Brugg. Birr has grown with its neighbour Lupfig into a conurbation.
Fibre
The rental vacancy rate is 3.25%, 211% above the cantonal average (1.04 %) — a comparatively relaxed market. The municipal tax multiplier (Steuerfuss) is 117%, 13% above the cantonal average (104 %). Median taxable income is CHF 63'000, roughly the Swiss average (CHF 61'929). Birr has 4'868 residents (2025).
Source: Swiss Federal Statistical Office (BFS).
The median asking rent in Birr is around CHF 15 per m² per month. For an 80 m² property that works out to roughly CHF 1'205 per month — actual prices vary by neighbourhood, condition and amenities.
Birr is located in the canton of Aargau.
Birr has approximately 4'868 residents.
The municipal tax multiplier (Steuerfuss) in Birr is 117% of the cantonal base rate. Note: this is a multiplier of the cantonal income tax, not an effective tax rate.
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