Grengiols
Municipality in the canton of Valais · FSO no. 6177
Parcel data from Nov 2026, statistics computed on 29 Oct 2026.
Open map at the Grengiols centerThe parcel data lists 3’181 parcels in Grengiols, covering 5.8 km². 24.7% of them have at least one registered building. The median parcel measures 582 m².
Key figures
- Parcels
- 3’181
- 0.5% of the canton
- Total area
- 5.8 km²
- 0.2% of the canton
- Median area
- 582 m²
- Canton: 518 m²
- Switzerland: 881 m²
- Built share
- 24.7%
- Canton: 26%
- Switzerland: 51%
- Median year built
- 1919
- Canton: 1980
- Switzerland: 1975
About Grengiols
Grengiols ranks 69th of 122 municipalities in the canton of Valais by number of parcels and holds 0.5% of the canton's parcels on 0.2% of its area. The median parcel in Grengiols measures 582 m², about the same as the canton median of 518 m². Grengiols is about as built-up as the canton as a whole: 24.7% of its parcels have a building, against 26% across the canton.
The zones with the most parcels are Landwirtschaftszone 1 (29.4%), Landwirtschaftszone 2 (27.9%) and Wald (10.1%). In total, Grengiols uses 14 zone designations.
According to the building register, Grengiols has 926 buildings with 500 dwellings, 0.5 dwellings per building on average. Most residential buildings are single-family houses (68.7%). Non-residential buildings account for 61.9% of all buildings.
Built parcels most often have their newest building from before 1920 (51.2% of them), and 5.8% have one from 2001 or later. The median year built, 1919, is earlier than in the canton as a whole (1980).
Built and unbuilt parcels
Built: 787 (24.7%)
Unbuilt: 2’394 (75.3%)
Parcels by zone
| Zone | Parcels | Area | Built |
|---|---|---|---|
| Landwirtschaftszone 1 | 935 | 1.50 km² | 13.2% |
| Landwirtschaftszone 2 | 888 | 1.91 km² | 17.5% |
| Wald | 321 | 1.30 km² | 9.3% |
| Dorfzone | 273 | 0.09 km² | 61.5% |
| Wohnzone 2 | 253 | 0.18 km² | 55.7% |
| Geschützte Landwirtschaftszone | 212 | 0.28 km² | 17.5% |
| Zone, deren Nutzung noch nicht bestimmt ist | 141 | 0.34 km² | 29.1% |
| Wohnzone 4 | 72 | 0.05 km² | 48.6% |
| Erhaltungszone | 37 | 0.01 km² | 83.8% |
| Gewerbezone | 15 | 0.03 km² | 66.7% |
| Zone für Öffentliche Bauten und Anlagen | 14 | 0.02 km² | 71.4% |
| Übriges Gemeindegebiet | 7 | 0.07 km² | 0.0% |
| Other zones (2 labels) | 2 | < 0.01 km² | 50.0% |
| No zone | 11 | 0.04 km² | 45.5% |
Zone names are the municipal designations. A canton lists each wording separately.
Building stock
The building register lists 926 buildings with 500 dwellings here; 237 of them are single-family houses.
- Buildings
- 926
- Dwellings
- 500
- Single-family houses
- 237
- Building volume
- 490’403 m³
Buildings by category
Construction periods
Built parcels by construction period of their newest building
Maps and geodata for Grengiols
geopool works as a GIS and geoportal for Grengiols. 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.