Population
4'516↑0.5%
About Seengen
City · Aargau
Seengen is a municipality in the district of Lenzburg in the canton of Aargau in Switzerland. It belongs to the district of Lenzburg and is located in the Seetal valley at the northern end of Lake Hallwil.
Population
4'516
Tax multiplier
72%
Seengen in numbers
Federal data — BFS (STATPOP, STATENT, land use), ESTV, BAKOM, ARE.72%
Bottom 10% in canton
Median taxable income
CHF 59'350↑1.3%
Top quartile in canton
Median net income
CHF 64'350↑0.4%
83%
Cantonal tax multiplier
103%↓7.2%
0.80%↓16.7%
Middle in canton
- Agriculture51%
- Forest33%
- Settlement15%
- Other1%
Foreign residents
12.8%↑2.3%
Bottom quartile in canton
Median price
CHF 10'081/ m²
+19% vs CH
Dwellings
2'125↑2.0%
Jobs (FTE)
958↓2.7%
92%
Property market in Seengen
The rental vacancy rate is 0.80%, 33% below the cantonal average (1.19 %). The municipal tax multiplier (Steuerfuss) is 72%, 31% below the cantonal average (104 %) — tax-favourable. Median taxable income is CHF 66'400, 7% above the Swiss median (CHF 61'929). Seengen has 4'516 residents (2025).
Source: Swiss Federal Statistical Office (BFS).
