Roccastrada: what to know before buying a home
A municipality in the province of Grosseto, Toscana. Official data on earthquakes, population, services and transport.
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Search for an address in Roccastrada
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 Roma 1, Roccastrada.
Roccastrada, a hilltop town and its Maremma villages
Roccastrada is a large, scattered municipality. The main town stands on a rocky spur at almost five hundred metres, in the hills between Grosseto and Siena, but its people are spread across many villages: Ribolla on the plain, once a mining settlement, and hill villages such as Sassofortino, Roccatederighi, Montemassi and Torniella. Between them lie woods, olive groves and fields, and very little land is built on.
For a buyer, the village matters more than the municipality. In the higher villages there are stone houses, often needing restoration, with narrow streets and views over the Maremma; on the plain at Ribolla, newer buildings and easier access. Grosseto is the town for the hospital, secondary schools and work, and from the more remote villages the drive gets longer. Measure it from the house itself, not from the main town.
Istat, the national statistics institute, counted 8,736 residents in 2023, down 6.8% since 2011. The mean age is 49.5 and 30.2% are over 65, above the 29.0% of the province of Grosseto, already one of the oldest in Italy. Foreign residents are 13.9%, a high share for inland Tuscany, and households are small (2.14 people on average). Declared incomes are below the provincial average.
Roccastrada is in seismic zone 3 of the Civil Protection classification, like 16 of the 28 municipalities in the province, with an expected ground acceleration of about 0.131 g. Village stone houses are often built wall to wall, so structural work also involves the neighbours: before buying, find out whether the building is part of a connected block and what strengthening has already been done.
The Revenue Agency publishes the cadastral maps. For an isolated house or a village home on the hillside, the report finds the land parcel and reads slope and landslide data at that exact point.
Key points
- Hilltop main town plus villages such as Ribolla and Sassofortino.
- 30.2% over 65, above the province (29.0%).
- Seismic zone 3, expected acceleration about 0.131 g.
- Village stone houses: ask what structural work has been done.
Overview
Roccastrada is a municipality in the province of Grosseto, in Toscana. At the end of 2023 it had 8,736 residents, ranked 5 of 28 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Roccastrada is in seismic zone 3, a zone where strong earthquakes are possible but rare. Most municipalities in the province (16 of 28) are in the same zone.
In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.131 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 fallen by 6.8%. The estimated average age is 50 years, in line with the province. 30% of residents are over 65 (the regional figure is 26%). Foreign residents make up 13.9% of the population. On average, a household has 2.1 members.
Income and climate
In tax year 2024, taxpayers in Roccastrada declared an average taxable income of 19,104 euros, below the provincial average (22,706 euros). The Italian average is 24,895 euros.
Roccastrada is in climate zone E, with 2,181 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 475 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Roccastrada has 11 schools and 4 pharmacies. The Overture Maps data also lists 6 grocery shops and supermarkets, 2 healthcare facilities, 3 sports facilities and 3 parks and green areas.
There are 0.2 healthcare facilities per 1,000 residents, fewer than the province average (0.8).
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 2.6% of the land in Roccastrada, compared with 3.2% in the province and 6.2% in the region. In 2024 built-up land stayed almost the same.
Radon and contaminated sites
Roccastrada is one of the municipalities designated as a radon priority area by the Regione Toscana in 2025. Radon varies from building to building and can only be known by measuring it, especially on ground floors and in basements.
Official databases list no open contaminated sites in Roccastrada; one has been cleaned up or closed.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Roccastrada: 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 Roccastrada 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 101 inhabited census areas in Roccastrada. Half of the residents live in areas scoring 70 or more.
Residents by band
- modest 0.0%
- fair 35.3%
- good 52.0%
- very good 12.6%
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 Toscana, national list compiled by ARPA Lombardia. Licence Atto pubblico (art. 5 L. 633/1941), 2025.
- Contaminated sites, ISPRA, MOSAICO - Banca dati nazionale dei siti oggetto di procedimento di bonifica. Licence CC BY 4.0, updated to 12 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 053021. The text on this page is generated automatically from the data.