About Sempach
Sempach is a municipality in the district of Sursee in the canton of Lucerne in Switzerland.
- Canton
- Luzern
- Area
- 11.7 km²
Population
4'380residents
Median taxable income
CHF 74'107
Vacancy
0.91%
Foreign residents
9.6%
Dwellings
1'978
Jobs (FTE)
2'022
Tax multiplier
165%
Land use across the commune
Every 100 × 100 m of Sempach, 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
2'022 full-time-equivalent jobs across 305 businesses — services make up 59% of employment, industry 36% (2018).
Source BFS STATENT
2'022FTE total
Primary5.7%
Secondary35.8%
Tertiary58.5%
Land use
21% built-up, 64% agricultural, 14% forest. Measured across 894 hectares (2018).
Source BFS Arealstatistik
Settlement21.4%
Agriculture64.3%
Forest14.4%
Water0.0%
Election Results
Mitte led the 2023 National Council election with 34.0%, ahead of SVP at 21.3%.
Source BFS
Mitte34.0%
SVP21.3%+3.3 pp
FDP15.7%−0.5 pp
SP12.3%+1.5 pp
GLP7.5%−0.8 pp
Grüne6.3%−5.5 pp
EVP0.9%−0.4 pp
Others
0.1%
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 10.1°C with 1'291 mm of rain. Warmest in July (19.5°C), coldest in January (1.1°C). Station: Luzern, 454 m.
Source MeteoSchweiz
10.1°C
Annual mean
Mean 10.1°C
Rain 1291 mm
Sun ≈128 days
Luzern · 454 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
