Chiasso
Municipality in the canton of Ticino · FSO no. 5250
Parcel data from Jul 2025, statistics computed on 26 Sept 2026.
Open map at the Chiasso center
Canton only partly covered
The parcel data covers only about 35% of the area of the canton of Ticino, so the figures for Chiasso may be incomplete as well.
The parcel data lists 1’783 parcels in Chiasso, covering 5.3 km². 55.3% of them have at least one registered building. The median parcel measures 807 m².
Key figures
- Parcels
- 1’783
- 1.1% of the canton
- Total area
- 5.3 km²
0.5% of the canton
- Median area
- 807 m²
Canton: 708 m²
Switzerland: 870 m²
- Built share
- 55.3%
Canton: 52%
Switzerland: 52%
- Median year built
- 1962
Canton: 1965
Switzerland: 1976
About Chiasso
Chiasso is a municipality in the canton of Ticino.
Among the parcels in the data, the most common zones are ZF - Zona forestale (16.5%), RI7 - Zona residenziale intensiva a 7 piani (GdS II) (8.1%) and RI6 - Zona residenziale intensiva a 6 piani (GdS II) (6.4%).
According to the building register, Chiasso has 1’516 buildings with 5’621 dwellings, 3.7 dwellings per building on average. Residential buildings mix single-family houses and buildings with several dwellings: single-family houses make up 37.5% of them. Non-residential buildings account for 43.5% of all buildings.
Among the built parcels in the data, the newest building most often dates from 1946 to 1960 (22.8%), and on 12% of them it dates from 2001 or later. The median year built is 1962.
Built and unbuilt parcels
Built: 986 (55.3%)Unbuilt: 797 (44.7%)
Parcels by zone
| Zone | Parcels | Area | Built |
|---|---|---|---|
| ZF - Zona forestale | 294 | 2.32 km² | 6.8% |
| RI7 - Zona residenziale intensiva a 7 piani (GdS II) | 145 | 0.12 km² | 83.4% |
| RI6 - Zona residenziale intensiva a 6 piani (GdS II) | 115 | 0.12 km² | 79.1% |
| Zona agricola (GdS II) | 97 | 0.87 km² | 28.9% |
| RE3 - Zona residenziale estensiva a 3 piani (GdS II) | 90 | 0.07 km² | 81.1% |
| RU2 - Zona residenziale unifamiliare a 2 piani (GdS II) | 87 | 0.12 km² | 74.7% |
| RSe3 - Zona residenziale semi-estensiva a 3 piani (GdS II) | 71 | 0.07 km² | 85.9% |
| RE2 - Zona residenziale estensiva a 2 piani (GdS II) | 64 | 0.08 km² | 79.7% |
| Strada di servizio | 52 | 0.04 km² | 3.8% |
| Nucleo tradizionale (Pedrinate e Seseglio) | 43 | 0.02 km² | 86.0% |
| Zona amministrativa commerciale intensiva a 7 piani (GdS III) | 38 | 0.06 km² | 73.7% |
| Territorio senza destinazione specifica | 35 | 0.15 km² | 51.4% |
| Other zones (22 labels) | 172 | 0.85 km² | 39.5% |
| No zone | 480 | 0.43 km² | 67.3% |
Zone names are the municipal designations. A canton lists each wording separately.
Building stock
The building register lists 1’516 buildings with 5’621 dwellings here; 303 of them are single-family houses.
- Buildings
- 1’516
- Dwellings
- 5’621
- Single-family houses
- 303
- Building volume
- 4.4 million m³
Buildings by category
Construction periods
Built parcels by construction period of their newest buildingMaps and geodata for Chiasso
geopool works as a GIS and geoportal for Chiasso. 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 Chiasso
- Building zones and density Chiassoin room
- ÖREB extract Chiassoin lookup
- Building age Chiassoin roots
- Building heights and headroom Chiassoin roofs
- Solar potential Chiassoin soolar
- Points of interest and accessibility Chiassoin scoore
- Tax rates Chiassoin taxoo
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