About Petit-Lancy
- Canton
- Genève
- Area
- 4.8 km²
Population
37'259residents
Median taxable income
CHF 67'336
Vacancy
0.16%
Foreign residents
36.4%
Dwellings
16'875
Jobs (FTE)
19'560
Tax multiplier
47%
Land use across the commune
Every 100 × 100 m of Petit-Lancy, 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
19'560 full-time-equivalent jobs across 0 businesses — services make up 88% of employment, industry 11% (2018).
Source BFS STATENT
19'560FTE total
Primary0.2%
Secondary11.4%
Tertiary88.4%
Land use
90% built-up, 4% agricultural, 5% forest. Measured across 484 hectares (2025).
Source BFS Arealstatistik
Settlement90.8%
Agriculture4.2%
Forest5.0%
Water0.0%
Election Results
SP led the 2023 National Council election with 20.2%, ahead of MCR at 17.4%.
Source BFS
SP20.2%+3.1 pp
MCR
17.4%+8.2 pp
SVP15.1%+1.5 pp
Grüne14.2%−9.7 pp
FDP10.5%−1.7 pp
Mitte8.3%
GLP5.6%+0.5 pp
Others
3.0%
2023 vs 2019
Primary / second-home mix
91.0% of dwellings are primary residences; 9.0% are second homes (2026).
Source BFS
Primary residences91.0%
Second homes9.0%
Climate data
Annual mean 11.0°C with 946 mm of rain. Warmest in July (20.6°C), coldest in January (2.1°C). Station: Genève / Cointrin, 411 m.
Source MeteoSchweiz
11.0°C
Annual mean
Mean 11.0°C
Rain 946 mm
Sun ≈157 days
Genève / Cointrin · 411 m.a.s.l. · 1991–2020 normals
Warming trend
Mean annual temperature at Genève / Cointrin has risen by +2.1°C between the first 30 observed years (1753–1782) and the most recent (1996–2025).
Source MeteoSchweiz NBCN
+2.1°C
mean 1996–2025 vs. 1753–1782
Genève / Cointrin · 411 m.a.s.l. · 1753–2025
