Population
2'985↑1.5%

Municipality · Aargau
Böztal is a municipality in the district of Laufenburg in the canton of Aargau in Switzerland. It was established on 1 January 2022 with the merger of the municipalities of Bözen, Effingen, Elfingen and Hornussen.
The rental vacancy rate is 0.79%, 34% below the cantonal average (1.19 %) — a tight rental market. The municipal tax multiplier (Steuerfuss) is 114%, 10% above the cantonal average (104 %). Median taxable income is CHF 64'100, 4% above the Swiss median (CHF 61'929). Böztal has 2'985 residents (2025).
Source: Swiss Federal Statistical Office (BFS).