Calanca
Municipality in the canton of Graubünden · FSO no. 3837
Parcel data from Jul 2025, statistics computed on 26 Sept 2026.
Open map at the Calanca center
The parcel data lists 2’294 parcels in Calanca, covering 37.7 km². 36.3% of them have at least one registered building. The median parcel measures 1’268 m².
Key figures
- Parcels
- 2’294
- 1% of the canton
- Total area
- 37.7 km²
0.5% of the canton
- Median area
- 1’268 m²
Canton: 1’110 m²
Switzerland: 870 m²
- Built share
- 36.3%
Canton: 38.7%
Switzerland: 52%
- Median year built
- 1900
Canton: 1965
Switzerland: 1976
About Calanca
Calanca ranks 36th of 100 municipalities in the canton of Graubünden by number of parcels and holds 1% of the canton's parcels on 0.5% of its area. The median parcel in Calanca measures 1’268 m², about the same as the canton median of 1’110 m². Calanca is about as built-up as the canton as a whole: 36.3% of its parcels have a building, against 38.7% across the canton.
The zones with the most parcels are Zona agricola (37.7%), Zona forestale (26%) and Zona nucleo (6.5%). In total, Calanca uses 34 zone designations.
According to the building register, Calanca has 1’096 buildings with 532 dwellings, 0.5 dwellings per building on average. Most residential buildings are single-family houses (96.9%). Non-residential buildings account for 52.8% of all buildings.
Built parcels most often have their newest building from before 1920 (64.4% of them), and 5.6% have one from 2001 or later. The median year built, 1900, is earlier than in the canton as a whole (1965).
Built and unbuilt parcels
Built: 832 (36.3%)Unbuilt: 1’462 (63.7%)
Parcels by zone
| Zone | Parcels | Area | Built |
|---|---|---|---|
| Zona agricola | 865 | 2.16 km² | 32.4% |
| Zona forestale | 596 | 16.29 km² | 7.6% |
| Zona nucleo | 148 | 0.04 km² | 84.5% |
| Altro territorio comunale | 114 | 8.28 km² | 42.1% |
| Area boschiva | 95 | 7.98 km² | 23.2% |
| Zona nucleo tradizionale | 53 | 0.02 km² | 92.5% |
| Zona di conservazione | 49 | 0.04 km² | 83.7% |
| Zona residenziale estensiva | 46 | 0.08 km² | 78.3% |
| Nucleo del villaggio | 39 | 0.02 km² | 92.3% |
| Zona ampliamento nucleo 2 | 38 | 0.02 km² | 47.4% |
| Zona residenziale a 2 piani | 38 | 0.03 km² | 68.4% |
| Zona d'estrazione di materiali | 36 | 0.20 km² | 5.6% |
| Other zones (22 labels) | 177 | 2.57 km² | 58.8% |
Zone names are the municipal designations. A canton lists each wording separately.
Building stock
The building register lists 1’096 buildings with 532 dwellings here; 475 of them are single-family houses.
- Buildings
- 1’096
- Dwellings
- 532
- Single-family houses
- 475
- Building volume
- 398’877 m³
Buildings by category
Construction periods
Built parcels by construction period of their newest buildingMaps and geodata for Calanca
geopool works as a GIS and geoportal for Calanca. 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 Calanca
- Building zones and density Calancain room
- ÖREB extract Calancain lookup
- Building age Calancain roots
- Building heights and headroom Calancain roofs
- Solar potential Calancain soolar
- Points of interest and accessibility Calancain scoore
- Tax rates Calancain taxoo