Gavorrano: 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 Gavorrano
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 Guglielmo Marconi 1, Gavorrano.
Gavorrano, mines and villages in the Colline Metallifere
For almost a century Gavorrano lived off its pyrite mines. The shafts are closed now, and their story is told by the mining park, with its industrial buildings, tunnels and the Teatro delle Rocce, an open-air theatre set in an old quarry. The town lies in the Colline Metallifere, the "metal-bearing hills" of the Maremma near Grosseto: the main village sits on a hill at about 270 metres, while many residents live in hamlets such as Bagno di Gavorrano, Giuncarico, Caldana, Ravi and Castellaccia.
The sea is close. Follonica and its bay are about a quarter of an hour by car, Grosseto roughly thirty kilometres, and the Aurelia coast road runs along the foot of the hills. Buyers find village houses, often needing work, in the hilltop settlements, and small villas or farmhouses on the plain; for anyone working on the coast, Bagno di Gavorrano is the most practical hamlet.
In 2023 there were 8,301 residents, 4.1% fewer than in 2011, and Gavorrano ranks number 6 by population among the 28 municipalities in the province of Grosseto. The population is older than average, as throughout the Maremma: an estimated average age of 48.5, with over-65s at 27.9%. Foreign residents account for 11.7%. Average incomes are below the provincial figure.
Earthquake hazard is low. Gavorrano is in zone 4, like 9 other municipalities in the province, and the expected ground acceleration is about 0.070 g. In the stone houses of the hill villages, the roof, damp and the systems matter more.
The Revenue Agency (Agenzia delle Entrate) cadastral maps are published and the report reaches the plot. In former mining areas and on slopes, landslides are worth checking, on the plain towards Scarlino flooding, and the report does this for the individual address.
Key points
- Former mining town, a quarter of an hour from Follonica and the sea.
- Population down 4.1% since 2011; over-65s at 27.9%.
- Seismic zone 4, expected ground acceleration about 0.070 g.
- Hill and plain hamlets carry different hazards, read by address.
Overview
Gavorrano is a municipality in the province of Grosseto, in Toscana. At the end of 2023 it had 8,301 residents, ranked 6 of 28 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Gavorrano is in seismic zone 4, the lowest-risk zone, where strong earthquakes are very rare. Only 10 of 28 municipalities in the province are in zone 4.
In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.070 g, a moderate value: the level with a 10% probability of being exceeded in 50 years, on rock.
In zone 4 the risk is low, but for an older building it is still worth asking about the state of the structure.
Population
Compared with the 2011 census, the resident population has fallen by 4.1%. The estimated average age is 48 years, in line with the province. 28% of residents are over 65 (the regional figure is 26%). Foreign residents make up 11.7% of the population. On average, a household has 2.1 members.
Income and climate
In tax year 2024, taxpayers in Gavorrano declared an average taxable income of 19,831 euros, below the provincial average (22,706 euros). The Italian average is 24,895 euros.
Gavorrano is in climate zone D, with 1,748 heating degree days: heating may be switched on from 1 November to 15 April, for up to 12 hours a day. The same table puts the town hall at 273 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Gavorrano has 8 schools and 5 pharmacies. The Overture Maps data also lists 7 grocery shops and supermarkets, 2 healthcare facilities, 5 sports facilities and 6 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 4.0% of the land in Gavorrano, 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
Gavorrano is not among the radon priority areas designated 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 3 contaminated sites, or sites still under investigation, in Gavorrano, and 4 more have been cleaned up or closed. 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 Gavorrano: 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 Gavorrano 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 88 inhabited census areas in Gavorrano. Half of the residents live in areas scoring 74 or more.
Residents by band
- modest 0.6%
- fair 17.1%
- good 56.5%
- very good 25.8%
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 053010. The text on this page is generated automatically from the data.