Tresa
Municipality in the canton of Ticino · FSO no. 5239
Parcel data from Nov 2026, statistics computed on 29 Oct 2026.
Open map at the Tresa centerPartial parcel data
The parcel data holds only 567 built parcels here, while the building register lists 1’581 residential and mixed-use buildings. The parcel figures below are therefore likely incomplete.
The parcel data lists 4’788 parcels in Tresa, covering 11.2 km². 11.8% of them have at least one registered building. The median parcel measures 861 m².
Key figures
- Parcels
- 4’788
- 1.7% of the canton
- Total area
- 11.2 km²
- 0.5% of the canton
- Median area
- 861 m²
- Canton: 718 m²
- Switzerland: 881 m²
- Built share
- 11.8%
- Canton: 42.8%
- Switzerland: 51%
- Median year built
- 1953
- Canton: 1958
- Switzerland: 1975
About Tresa
Tresa is a municipality in the canton of Ticino.
Among the parcels in the data, the most common zones are Zona forestale (62.5%), Area forestale indicativa (19.8%) and Altri terreni idonei all'utilizzazione agricola (9.6%).
According to the building register, Tresa has 2’823 buildings with 2’706 dwellings, 1.0 dwellings per building on average. Most residential buildings are single-family houses (67.5%). Non-residential buildings account for 44% of all buildings.
Among the built parcels in the data, the newest building most often dates from 1946 to 1960 (12.2%), and on 1.8% of them it dates from 2001 or later. The median year built is 1953.
Built and unbuilt parcels
Built: 567 (11.8%)
Unbuilt: 4’221 (88.2%)
Parcels by zone
| Zone | Parcels | Area | Built |
|---|---|---|---|
| Zona forestale | 2’994 | 7.54 km² | 0.0% |
| Area forestale indicativa | 947 | 2.09 km² | 3.7% |
| Altri terreni idonei all'utilizzazione agricola | 461 | 0.87 km² | 77.7% |
| Strada pedonale | 244 | 0.54 km² | 61.1% |
| Zona per l'abitazione AbE | 112 | 0.10 km² | 6.3% |
| Zona residenziale estensiva a carattere primario R2P | 19 | 0.02 km² | 84.2% |
| Zona agricola intensiva | 5 | 0.02 km² | 20.0% |
| Strada di servizio | 3 | < 0.01 km² | 0.0% |
| Zona mista ZM 1 | 3 | 0.01 km² | 33.3% |
Zone names are the municipal designations. A canton lists each wording separately.
Building stock
The building register lists 2’823 buildings with 2’706 dwellings here; 1’049 of them are single-family houses.
- Buildings
- 2’823
- Dwellings
- 2’706
- Single-family houses
- 1’049
- Building volume
- 2.4 million m³
Buildings by category
Construction periods
Built parcels by construction period of their newest building
Maps and geodata for Tresa
geopool works as a GIS and geoportal for Tresa. 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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