Population
9'020↑0.6%

Municipality · Aargau
Obersiggenthal is a municipality located in the Limmat Valley, within the district of Baden, in the canton of Aargau, Switzerland.
The rental vacancy rate is 0.59%, 50% below the cantonal average (1.19 %) — a tight rental market. The municipal tax multiplier (Steuerfuss) is 110%, 6% above the cantonal average (104 %). Median taxable income is CHF 66'100, 7% above the Swiss median (CHF 61'929). Obersiggenthal has 9'020 residents (2025).
Source: Swiss Federal Statistical Office (BFS).