Le Grand-Saconnex
Municipality in the canton of Geneva · FSO no. 6623
Parcel data from Jul 2025, statistics computed on 26 Sept 2026.
Open map at the Le Grand-Saconnex center
The parcel data lists 1’449 parcels in Le Grand-Saconnex, covering 4.4 km². 72.3% of them have at least one registered building. The median parcel measures 682 m².
Key figures
- Parcels
- 1’449
- 2% of the canton
- Total area
- 4.4 km²
1.6% of the canton
- Median area
- 682 m²
Canton: 895 m²
Switzerland: 870 m²
- Built share
- 72.3%
Canton: 57.6%
Switzerland: 52%
- Median year built
- 1993
Canton: 1983
Switzerland: 1976
About Le Grand-Saconnex
Le Grand-Saconnex ranks 16th of 45 municipalities in the canton of Geneva by number of parcels and holds 2% of the canton's parcels on 1.6% of its area. The median parcel in Le Grand-Saconnex measures 682 m², smaller than the canton median of 895 m². Le Grand-Saconnex is more built-up than the canton as a whole: 72.3% of its parcels have a building, against 57.6% across the canton.
The zones with the most parcels are Zone de développement 5 (63%), Zone de développement 3 (17.8%) and Zone de développement 4B protégée (9.9%). In total, Le Grand-Saconnex uses 9 zone designations.
According to the building register, Le Grand-Saconnex has 1’990 buildings with 5’459 dwellings, 2.7 dwellings per building on average. Most residential buildings are single-family houses (68.6%). Non-residential buildings account for 42.3% of all buildings.
Built parcels most often have their newest building from 1981 to 2000 (28.5% of them), and 35.2% have one from 2001 or later. The median year built, 1993, is more recent than in the canton as a whole (1983).
Built and unbuilt parcels
Built: 1’048 (72.3%)Unbuilt: 401 (27.7%)
Parcels by zone
| Zone | Parcels | Area | Built |
|---|---|---|---|
| Zone de développement 5 | 913 | 0.99 km² | 82.7% |
| Zone de développement 3 | 258 | 0.64 km² | 57.0% |
| Zone de développement 4B protégée | 143 | 0.29 km² | 67.1% |
| Zone de développement industriel et artisanal | 56 | 0.19 km² | 41.1% |
| Zone agricole | 36 | 0.32 km² | 30.6% |
| Zone de verdure | 26 | 0.18 km² | 23.1% |
| Zone ferroviaire | 9 | 1.71 km² | 55.6% |
| Zone sportive | 7 | 0.06 km² | 71.4% |
| Zone des bois et forêts | 1 | < 0.01 km² | 0.0% |
Zone names are the municipal designations. A canton lists each wording separately.
Building stock
The building register lists 1’990 buildings with 5’459 dwellings here; 772 of them are single-family houses.
- Buildings
- 1’990
- Dwellings
- 5’459
- Single-family houses
- 772
- Building volume
- 5.4 million m³
Buildings by category
Construction periods
Built parcels by construction period of their newest buildingMaps and geodata for Le Grand-Saconnex
geopool works as a GIS and geoportal for Le Grand-Saconnex. Its parcel map shows the parcels of the official cadastral survey with their area, their zone from the municipal zoning plan and their buildings, on swisstopo maps. Building zones, the property map and the geodata of each parcel open on the geopool map. The ÖREB extract of a parcel (public-law restrictions on landownership) is in lookup.
Explore more data for Le Grand-Saconnex
- Building zones and density Le Grand-Saconnexin room
- ÖREB extract Le Grand-Saconnexin lookup
- Building age Le Grand-Saconnexin roots
- Building heights and headroom Le Grand-Saconnexin roofs
- Solar potential Le Grand-Saconnexin soolar
- Points of interest and accessibility Le Grand-Saconnexin scoore
- Tax rates Le Grand-Saconnexin taxoo
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