About Seon
Seon is a municipality in the district of Lenzburg in the canton of Aargau in Switzerland.
- Canton
- Aargau
- Area
- 9.6 km²
Population
5'652residents
Median taxable income
CHF 67'691
Vacancy
0.19%
Foreign residents
25.9%
Dwellings
2'632
Jobs (FTE)
2'917
Tax multiplier
108%
Land use across the commune
Every 100 × 100 m of Seon, 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
2'917 full-time-equivalent jobs across 360 businesses — services make up 74% of employment, industry 24% (2018).
Source BFS STATENT
2'917FTE total
Primary2.3%
Secondary23.7%
Tertiary74.0%
Land use
22% built-up, 48% agricultural, 30% forest. Measured across 964 hectares (2018).
Source BFS Arealstatistik
Settlement21.8%
Agriculture48.5%
Forest29.6%
Water0.0%
Election Results
SVP led the 2023 National Council election with 42.4%, ahead of SP at 13.4%.
Source BFS
SVP42.4%+6.6 pp
SP13.4%−3.4 pp
FDP12.0%+1.2 pp
Mitte8.8%
GLP8.3%+1.6 pp
Grüne7.2%−3.4 pp
EVP4.2%+1.0 pp
Others
1.4%
2023 vs 2019
Primary / second-home mix
91.7% of dwellings are primary residences; 8.3% are second homes (2026).
Source BFS
Primary residences91.7%
Second homes8.3%
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
