Rosta: what to know before buying a home
A municipality in the province of Torino, Piemonte. Official data on earthquakes, population, services and transport.
Liveability index free for any address
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Search for an address in Rosta
The report looks at the exact point: landslide and flood risk, seismic zone, price per square metre for the area, services and nearby stops.
For example: Via Rivoli 3, Rosta.
Rosta, glacial hills at the mouth of the Susa Valley
Rosta sits on the last moraine hills before the Turin plain, ridges of debris left by the glacier that once flowed down the Susa Valley, between Rivoli, Alpignano and Avigliana. It is mainly residential, with detached houses and small blocks of flats built over recent decades by families who work in Turin and its western suburbs. Average declared incomes are well above the provincial average.
For getting around there is the old Moncenisio main road at the foot of the hills, the A32 motorway towards the Frejus tunnel, and the Susa Valley railway running past the town. The lakes of Avigliana and their nature park are a few minutes away, and Turin can be reached without crossing any mountains. People who buy here are usually looking for space and greenery: gardens, quiet streets, houses on their own on the hillside.
The town has grown. Istat, the national statistics office, counted 5,100 residents in 2023, up 10.4% on the 4,621 of 2011. The average age is 46.3, against 47.4 for the Turin metropolitan area, over-65s make up 24.6% and foreign residents 3.5%. Households have 2.29 people on average.
The Civil Protection Department places Rosta in seismic zone 3, like 270 other municipalities in the province; the remaining 41 are in zone 4. The expected ground acceleration in the built-up area is about 0.085 g. Many houses date from the 1970s and 1980s, and for these, insulation, windows, boiler and roof weigh more than earthquake risk.
The Revenue Agency publishes the cadastral maps and the report finds the land parcel from the address. On the moraine hills the gradient changes a lot from one plot to the next, so slope and landslide hazard are read for the exact spot.
Key points
- Moraine hills between Rivoli and Avigliana, close to the lakes.
- Population up 10.4% since 2011.
- Average age 46.3, against 47.4 in the province.
- Seismic zone 3, expected acceleration about 0.085 g.
Overview
Rosta is a municipality in the province of Torino, in Piemonte. At the end of 2023 it had 5,100 residents, ranked 60 of 312 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Rosta is in seismic zone 3, a zone where strong earthquakes are possible but rare. Most municipalities in the province (271 of 312) are in the same zone.
In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.085 g, a moderate value: the level with a 10% probability of being exceeded in 50 years, on rock.
Even in zone 3, seismic standards apply to new buildings: for an older building, ask about the design year and any structural work.
Population
Compared with the 2011 census, the resident population has grown by 10.4%. The estimated average age is 46 years, in line with the province. 25% of residents are over 65 (the regional figure is 27%). Foreign residents make up 3.5% of the population. On average, a household has 2.3 members.
Income and climate
In tax year 2024, taxpayers in Rosta declared an average taxable income of 32,507 euros, above the provincial average (27,231 euros). The Italian average is 24,895 euros.
Rosta is in climate zone E, with 2,952 heating degree days: heating may be switched on from 15 October to 15 April, for up to 14 hours a day. The same table puts the town hall at 399 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Rosta has 4 schools and 1 pharmacy. The Overture Maps data also lists 1 grocery shop, 4 healthcare facilities, 5 sports facilities and 1 green area.
There are 0.2 grocery shops and supermarkets per 1,000 residents, fewer than the province average (0.5).
Public transport
We do not yet have open public transport timetables for this municipality: the report says so explicitly, without inventing distances.
How built-up it is
Buildings, roads, car parks and other sealed surfaces cover 20.1% of the land in Rosta, compared with 8.6% in the province and 6.7% in the region. In 2024 built-up land stayed almost the same.
Radon and contaminated sites
Rosta is not among the radon priority areas designated by the Regione Piemonte in 2023. Radon varies from building to building and can only be known by measuring it, especially on ground floors and in basements.
Official databases list one contaminated site, or site still under investigation, in Rosta. The report tells you whether one is close to the address.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Rosta: the report checks the address against the ISPRA maps.
House prices
The Revenue Agency's price ranges per square metre (OMI) apply to zones, not to whole municipalities: the report gives the range for the address's zone.
Land registry
The cadastral maps for Rosta are public: from the address the report finds the sheet and parcel number.
Liveability area by area
The Vicinalia liveability index runs from 0 to 100 and looks at the place, not the people who live there: services within walking distance, transport, green space, natural hazards, air, quiet, buildings and connection. Here it is worked out at the centre of each of the 24 inhabited census areas in Rosta. Half of the residents live in areas scoring 76 or more.
Residents by band
- fair 14.8%
- good 51.2%
- very good 34.0%
Vicinalia index by census area, licence CC BY-SA 4.0. Data: IdroGEO ISPRA (2026), Istat, INGV, EEA, AGCOM, Overture Maps and OpenStreetMap.
The colour is the value at the centre of the area. For an exact address, search for it above: the free check looks at that exact point. How the index is worked out
Data sources
- Seismic classification of municipalities, Dipartimento della Protezione Civile. Licence CC BY 4.0, updated to 2025-05.
- MPS04 seismic hazard model, INGV. Licence CC BY 4.0, 2004 model.
- Data by census section, Istat. Licence CC BY 4.0, residents at the end of 2023, compared with the 2011 census.
- Places, Overture Maps Foundation. Licence CDLA Permissive 2.0 and others depending on provider, release 2026-10-21.0.
- Income and main IRPEF variables by municipality, MEF, Dipartimento delle Finanze. Licence CC BY 3.0 IT, tax year 2024.
- Climate zones and heating degree days of municipalities (Presidential Decree 412/1993, Annex A), Normattiva. Licence CC BY 4.0, current text.
- Land take, territorial dynamics and ecosystem services, ISPRA e SNPA. Licence CC BY 4.0, 2024 data.
- Predictive radon map by municipality, ISPRA. Licence CC BY 4.0, version 2022-11.
- Radon priority areas (Legislative Decree 101/2020), Regione Piemonte, national list compiled by ARPA Lombardia. Licence Atto pubblico (art. 5 L. 633/1941), 2023.
- Contaminated sites, Regione Piemonte, Anagrafe regionale dei siti contaminati (ASCO). Licence CC BY 4.0, updated to 9 November 2026.
- Liveability index by census area, Vicinalia, from the data in the report sections. Licence CC BY-SA 4.0, worked out on 30 September 2026.
- List of Italian municipalities, Istat. Licence CC BY 4.0, updated to 21 February 2026.
ISTAT code 001228. The text on this page is generated automatically from the data.