La Sonnaz

Municipality in the canton of Fribourg · FSO no. 2235

Parcel data from Nov 2026, statistics computed on 29 Oct 2026.

Open map at the La Sonnaz center

The parcel data lists 802 parcels in La Sonnaz, covering 6.9 km². 76.2% of them have at least one registered building. The median parcel measures 1’361 m².

Key figures

Parcels
802
0.5% of the canton
Total area
6.9 km²
0.4% of the canton
Median area
1’361 m²
Canton: 1’290 m²
Switzerland: 881 m²
Built share
76.2%
Canton: 75.2%
Switzerland: 51%
Median year built
1999
Canton: 1988
Switzerland: 1975

About La Sonnaz

La Sonnaz ranks 78th of 119 municipalities in the canton of Fribourg by number of parcels and holds 0.5% of the canton's parcels on 0.4% of its area. The median parcel in La Sonnaz measures 1’361 m², about the same as the canton median of 1’290 m². La Sonnaz is about as built-up as the canton as a whole: 76.2% of its parcels have a building, against 75.2% across the canton.

The zones with the most parcels are Zone résidentielle à faible densité (28.3%), Zone de centre (14.3%) and Zone d'habitation rurale (5.1%). In total, La Sonnaz uses 10 zone designations. In the data, 43.9% of the parcels have no zone designation.

According to the building register, La Sonnaz has 745 buildings with 641 dwellings, 0.9 dwellings per building on average. Most residential buildings are single-family houses (76.3%). Non-residential buildings account for 43.8% of all buildings.

Built parcels most often have their newest building from 1981 to 2000 (15.5% of them), and 29% have one from 2001 or later. The median year built, 1999, is more recent than in the canton as a whole (1988).

Built and unbuilt parcels

Built: 611 (76.2%)

Unbuilt: 191 (23.8%)

Parcels by zone

Parcels by zone, the 10 largest zones first
ZoneParcelsAreaBuilt
Zone résidentielle à faible densité2270.23 km²85.5%
Zone de centre1150.16 km²84.3%
Zone d'habitation rurale410.05 km²80.5%
Zone spéciale du Swing-golf280.49 km²0.0%
Zone d'activité équestre230.24 km²52.2%
Zone mixte60.01 km²66.7%
Zone d'activité40.02 km²100.0%
Zone de jardins familiaux40.01 km²100.0%
Zone d'activités de Pensier1< 0.01 km²0.0%
Zone d'intérêt public1< 0.01 km²0.0%
No zone3525.74 km²74.7%

Zone names are the municipal designations. A canton lists each wording separately.

Building stock

The building register lists 745 buildings with 641 dwellings here; 280 of them are single-family houses.

Buildings
745
Dwellings
641
Single-family houses
280
Building volume
709’522 m³

Buildings by category

  • Residential367
  • Mixed use14
  • Non-residential326
  • Other38

Construction periods

Built parcels by construction period of their newest building

  • Before 192030
  • 1920-19457
  • 1946-19606
  • 1961-198043
  • 1981-200095
  • 2001-201064
  • 2011-202068
  • 2021 and later45
  • Unknown year253

Maps and geodata for La Sonnaz

geopool works as a GIS and geoportal for La Sonnaz. 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.

More municipalities in the canton of Fribourg

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