About Beinwil am See
Beinwil am See is a municipality in the district of Kulm in the canton of Aargau in Switzerland.
- Canton
- Aargau
- Area
- 5.8 km²
Population
3'719residents
Median taxable income
CHF 67'846
Vacancy
1.79%
Foreign residents
18.9%
Dwellings
1'899
Jobs (FTE)
960
Tax multiplier
102%
Land use across the commune
Every 100 × 100 m of Beinwil am See, coloured by how it's used. Drawn from the BFS Arealstatistik 2025 release — the most recent nationwide snapshot.
Source BFS Arealstatistik
Loading statistics …
Jobs & economy
960 full-time-equivalent jobs across 262 businesses — services make up 78% of employment, industry 20% (2018).
Source BFS STATENT
960FTE total
Primary2.7%
Secondary19.8%
Tertiary77.5%
Land use
34% built-up, 45% agricultural, 21% forest. Measured across 384 hectares (2018).
Source BFS Arealstatistik
Settlement34.3%
Agriculture45.0%
Forest20.7%
Water0.0%
Election Results
SVP led the 2023 National Council election with 38.0%, ahead of SP at 17.3%.
Source BFS
SVP38.0%+5.8 pp
SP17.3%+2.6 pp
FDP12.0%−2.5 pp
Grüne9.3%−3.9 pp
Mitte7.5%
GLP7.0%−1.1 pp
EVP3.9%−0.6 pp
Others
1.6%
2023 vs 2019
Primary / second-home mix
89.3% of dwellings are primary residences; 10.7% are second homes (2026).
Source BFS
Primary residences89.3%
Second homes10.7%
Climate data
Annual mean 10.0°C with 920 mm of rain. Warmest in July (19.4°C), coldest in January (1.2°C). Station: Buchs / Aarau, 387 m.
Source MeteoSchweiz
10.0°C
Annual mean
Mean 10.0°C
Rain 920 mm
Sun ≈127 days
Buchs / Aarau · 387 m.a.s.l. · 1991–2020 normals
Warming trend
Mean annual temperature at Luzern has risen by +2.4°C between the first 30 observed years (1871–1900) and the most recent (1996–2025).
Source MeteoSchweiz NBCN
+2.4°C
mean 1996–2025 vs. 1871–1900
Luzern · 454 m.a.s.l. · 1871–2025
