Sierre
Municipality in the canton of Valais · FSO no. 6248
Parcel data from Nov 2026, statistics computed on 29 Oct 2026.
Open map at the Sierre centerThe parcel data lists 10’553 parcels in Sierre, covering 19.1 km². 29.6% of them have at least one registered building. The median parcel measures 466 m².
Key figures
- Parcels
- 10’553
- 1.7% of the canton
- Total area
- 19.1 km²
- 0.5% of the canton
- Median area
- 466 m²
- Canton: 518 m²
- Switzerland: 881 m²
- Built share
- 29.6%
- Canton: 26%
- Switzerland: 51%
- Median year built
- 1965
- Canton: 1980
- Switzerland: 1975
About Sierre
Sierre ranks 14th of 122 municipalities in the canton of Valais by number of parcels and holds 1.7% of the canton's parcels on 0.5% of its area. The median parcel in Sierre measures 466 m², about the same as the canton median of 518 m². Sierre is about as built-up as the canton as a whole: 29.6% of its parcels have a building, against 26% across the canton.
The zones with the most parcels are AGRICOLE-PROTEGEE (25.9%), FAIBLE-DENSITE (14.6%) and ENSEMBLE-DE-VALEUR (13.3%). In total, Sierre uses 46 zone designations.
According to the building register, Sierre has 3’372 buildings with 9’989 dwellings, 3.0 dwellings per building on average. Residential buildings mix single-family houses and buildings with several dwellings: single-family houses make up 53.2% of them. Non-residential buildings account for 12.1% of all buildings.
Built parcels most often have their newest building from 1981 to 2000 (16% of them), and 19.2% have one from 2001 or later. The median year built, 1965, is earlier than in the canton as a whole (1980).
Built and unbuilt parcels
Built: 3’126 (29.6%)
Unbuilt: 7’427 (70.4%)
Parcels by zone
| Zone | Parcels | Area | Built |
|---|---|---|---|
| AGRICOLE-PROTEGEE | 2’738 | 1.82 km² | 0.6% |
| FAIBLE-DENSITE | 1’542 | 1.01 km² | 56.1% |
| ENSEMBLE-DE-VALEUR | 1’401 | 0.22 km² | 42.2% |
| AGRICOLE | 1’240 | 3.47 km² | 5.2% |
| MOYENNE-DENSITE | 735 | 0.68 km² | 64.9% |
| MOYENNE-DENSITE à aménager | 275 | 0.35 km² | 45.5% |
| SENSIBLE | 260 | 0.17 km² | 26.5% |
| CENTRE à aménager | 258 | 0.23 km² | 74.0% |
| INTERET-GENERAL A | 251 | 0.66 km² | 33.1% |
| FORET | 170 | 3.65 km² | 12.9% |
| INDUSTRIELLE | 168 | 0.88 km² | 48.2% |
| MIXTE | 162 | 0.26 km² | 38.9% |
| Other zones (34 labels) | 868 | 3.92 km² | 25.9% |
| No zone | 485 | 1.80 km² | 52.2% |
Zone names are the municipal designations. A canton lists each wording separately.
Building stock
The building register lists 3’372 buildings with 9’989 dwellings here; 1’427 of them are single-family houses.
- Buildings
- 3’372
- Dwellings
- 9’989
- Single-family houses
- 1’427
- Building volume
- 9.9 million m³
Buildings by category
Construction periods
Built parcels by construction period of their newest building
Maps and geodata for Sierre
geopool works as a GIS and geoportal for Sierre. 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.