Riaz
Municipality in the canton of Fribourg · FSO no. 2148
Parcel data from Nov 2026, statistics computed on 29 Oct 2026.
Open map at the Riaz centerThe parcel data lists 1’094 parcels in Riaz, covering 7.8 km². 83.3% of them have at least one registered building. The median parcel measures 883 m².
Key figures
- Parcels
- 1’094
- 0.7% of the canton
- Total area
- 7.8 km²
- 0.5% of the canton
- Median area
- 883 m²
- Canton: 1’290 m²
- Switzerland: 881 m²
- Built share
- 83.3%
- Canton: 75.2%
- Switzerland: 51%
- Median year built
- 1993
- Canton: 1988
- Switzerland: 1975
About Riaz
Riaz ranks 58th of 119 municipalities in the canton of Fribourg by number of parcels and holds 0.7% of the canton's parcels on 0.5% of its area. The median parcel in Riaz measures 883 m², smaller than the canton median of 1’290 m². Riaz is more built-up than the canton as a whole: 83.3% of its parcels have a building, against 75.2% across the canton.
The zones with the most parcels are Zone Résidentielle à faible densité (57.9%) and Zone de Centre (16%). In total, Riaz uses 11 zone designations. In the data, 17.5% of the parcels have no zone designation.
According to the building register, Riaz has 1’510 buildings with 1’349 dwellings, 0.9 dwellings per building on average. Most residential buildings are single-family houses (69.1%). Non-residential buildings account for 40.7% of all buildings.
Built parcels most often have their newest building from 1981 to 2000 (29.2% of them), and 29.7% have one from 2001 or later. The median year built, 1993, is close to that of the canton as a whole (1988).
Built and unbuilt parcels
Built: 911 (83.3%)
Unbuilt: 183 (16.7%)
Parcels by zone
| Zone | Parcels | Area | Built |
|---|---|---|---|
| Zone Résidentielle à faible densité | 633 | 0.56 km² | 89.9% |
| Zone de Centre | 175 | 0.21 km² | 84.0% |
| Zone libre | 23 | 0.02 km² | 47.8% |
| Zone d' Activités | 22 | 0.05 km² | 77.3% |
| Zone de gravière et décharge | 17 | 0.97 km² | 11.8% |
| Zone Intérêt général 1 | 12 | 0.08 km² | 83.3% |
| Zone d'activités équestres | 8 | 0.09 km² | 12.5% |
| Zone Résidentielle à moyenne densité | 7 | 0.01 km² | 85.7% |
| Zone de centre équestre | 3 | 0.08 km² | 100.0% |
| Zone Intérêt général Il | 2 | 0.03 km² | 50.0% |
| Zone en attente d'appobation | 1 | 0.02 km² | 0.0% |
| No zone | 191 | 5.62 km² | 75.4% |
Zone names are the municipal designations. A canton lists each wording separately.
Building stock
The building register lists 1’510 buildings with 1’349 dwellings here; 491 of them are single-family houses.
- Buildings
- 1’510
- Dwellings
- 1’349
- Single-family houses
- 491
- Building volume
- 1.3 million m³
Buildings by category
Construction periods
Built parcels by construction period of their newest building
Maps and geodata for Riaz
geopool works as a GIS and geoportal for Riaz. 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.
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