About Kappel SO
Kappel is a municipality in the district of Olten in the canton of Solothurn in Switzerland.
- Canton
- Solothurn
- Area
- 5.1 km²
Population
3'562residents
Median taxable income
CHF 66'952
Vacancy
3.07%
Foreign residents
26.7%
Dwellings
1'661
Jobs (FTE)
578
Tax multiplier
125%
Land use across the commune
Every 100 × 100 m of Kappel SO, 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
578 full-time-equivalent jobs across 141 businesses — services make up 65% of employment, industry 31% (2018).
Source BFS STATENT
578FTE total
Primary3.1%
Secondary31.5%
Tertiary65.4%
Land use
20% built-up, 31% agricultural, 48% forest. Measured across 513 hectares (2018).
Source BFS Arealstatistik
Settlement20.5%
Agriculture31.3%
Forest48.1%
Water0.0%
Election Results
SVP led the 2023 National Council election with 29.4%, ahead of Mitte at 26.5%.
Source BFS
SVP29.4%+1.5 pp
Mitte26.5%
FDP16.2%−4.6 pp
SP14.1%−3.3 pp
Grüne5.6%−2.1 pp
GLP5.5%+1.2 pp
EVP1.0%−0.6 pp
2023 vs 2019
Primary / second-home mix
90.9% of dwellings are primary residences; 9.1% are second homes (2026).
Source BFS
Primary residences90.9%
Second homes9.1%
Climate data
Annual mean 9.6°C with 1'107 mm of rain. Warmest in July (19.0°C), coldest in January (0.7°C). Station: Wynau, 422 m.
Source MeteoSchweiz
9.6°C
Annual mean
Mean 9.6°C
Rain 1107 mm
Sun ≈133 days
Wynau · 422 m.a.s.l. · 1991–2020 normals
Warming trend
Mean annual temperature at Basel / Binningen has risen by +2.4°C between the first 30 observed years (1755–1784) and the most recent (1996–2025).
Source MeteoSchweiz NBCN
+2.4°C
mean 1996–2025 vs. 1755–1784
Basel / Binningen · 316 m.a.s.l. · 1755–2025
