Population
4'873↑1.2%

City · Bern
Aarwangen is a village and a municipality in the Oberaargau administrative district in the canton of Bern in Switzerland.
The rental vacancy rate is 1.82%, 65% above the cantonal average (1.10 %). The municipal tax multiplier (Steuerfuss) is 157%, 4% below the cantonal average (164 %) — tax-favourable. Median taxable income is CHF 56'300, 9% below the Swiss median (CHF 61'929). Aarwangen has 4'873 residents (2025).
Source: Swiss Federal Statistical Office (BFS).