About Unterentfelden
Unterentfelden is a municipality in the district of Aarau of the Canton of Aargau in Switzerland.
- Canton
- Aargau
- Area
- 2.9 km²
Population
4'550residents
Median taxable income
CHF 69'824
Vacancy
1.09%
Foreign residents
31.1%
Dwellings
2'110
Jobs (FTE)
2'266
Tax multiplier
113%
Land use across the commune
Every 100 × 100 m of Unterentfelden, 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
2'266 full-time-equivalent jobs across 223 businesses — services make up 71% of employment, industry 28% (2018).
Source BFS STATENT
2'266FTE total
Primary1.2%
Secondary27.8%
Tertiary70.9%
Land use
44% built-up, 25% agricultural, 30% forest. Measured across 288 hectares (2018).
Source BFS Arealstatistik
Settlement44.4%
Agriculture25.5%
Forest30.1%
Water0.0%
Election Results
SVP led the 2023 National Council election with 31.2%, ahead of SP at 18.7%.
Source BFS
SVP31.2%+4.9 pp
SP18.7%+0.8 pp
FDP15.3%−2.5 pp
GLP9.3%+0.8 pp
Mitte8.8%
Grüne7.0%−1.8 pp
EVP5.9%−0.7 pp
Others
1.3%
2023 vs 2019
Primary / second-home mix
92.4% of dwellings are primary residences; 7.6% are second homes (2026).
Source BFS
Primary residences92.4%
Second homes7.6%
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
