Cerreto Laziale: what to know before buying a home
A municipality in the province of Roma, Lazio. Official data on earthquakes, population, services and transport.
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Search for an address in Cerreto Laziale
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 Costa Sole 1, Cerreto Laziale.
Cerreto Laziale, a hill village above the Aniene valley
Cerreto Laziale is a village perched on a rise in the Aniene valley, in the eastern part of the province of Rome, between Tivoli and Subiaco. The old core is made of stone houses packed along climbing streets; around it are woods and olive groves, and the landscape already belongs to the inland mountains.
People who buy here are usually after a bigger home for less than they would pay in the city, and accept the travel that goes with it. Rome is reached by car via Tivoli, and journey times depend heavily on traffic on the way into the capital. In the village the choice is between flats and multi-storey houses in the old centre, often with steep stairs, and newer detached houses on the edge of the built-up area. This is climate zone E, with cold winters. Declared incomes are below the provincial average, which Rome pulls upwards.
In 2023 there were 1,073 residents, down 10.0% since 2011 according to Istat, the national statistics office. The average age is 46.7, close to the provincial 46.0, and over-65s make up 25.0%. Foreign nationals are 7.9%.
The municipality is in seismic zone 2, like 96 others in the province; 24 are in zone 3 instead. The expected ground acceleration in the built-up area is 0.155 g. For a stone house in the centre, asking whether the structure has been strengthened and how the roof floor is built avoids surprises after completion.
The Revenue Agency (Agenzia delle Entrate) publishes cadastral maps for Cerreto Laziale, and the report traces the address back to the plot. Houses built on the slope need to be judged one by one: the report shows the gradient and the official landslide maps for that point.
Key points
- Stone village above the Aniene valley, between Tivoli and Subiaco.
- Residents down 10.0% since 2011.
- Seismic zone 2, expected acceleration 0.155 g.
- Average age 46.7, foreign nationals at 7.9%.
Overview
Cerreto Laziale is a municipality in the province of Roma, in Lazio. At the end of 2023 it had 1,073 residents, ranked 94 of 121 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Cerreto Laziale is in seismic zone 2, a zone where strong earthquakes are possible. The region uses a finer breakdown: here the classification is 2B. Most municipalities in the province (97 of 121) are in the same zone.
In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.155 g, a medium-high value: the level with a 10% probability of being exceeded in 50 years, on rock.
For anyone buying in Cerreto Laziale, the building matters a great deal: ask for the design year, whether it met the 2008 seismic standards, and whether any seismic retrofit has been carried out.
Population
Compared with the 2011 census, the resident population has fallen by 10.0%. The estimated average age is 47 years, in line with the province. 25% of residents are over 65 (the regional figure is 23%). Foreign residents make up 7.9% of the population. On average, a household has 2.1 members.
Income and climate
In tax year 2024, taxpayers in Cerreto Laziale declared an average taxable income of 21,585 euros, below the provincial average (28,682 euros). The Italian average is 24,895 euros.
Cerreto Laziale is in climate zone E, with 2,224 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 520 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Cerreto Laziale has 1 school and 1 pharmacy. The Overture Maps data also lists 1 grocery shop.
The data shows no healthcare facilities within the municipality, against a provincial average of 0.8 per 1,000 residents.
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 3.3% of the land in Cerreto Laziale, compared with 13.2% in the province and 8.2% in the region. In 2024 built-up land stayed almost the same.
Radon and contaminated sites
According to the ISPRA map, the estimated radon emission in the municipality is low. 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 contaminated sites in Cerreto Laziale.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Cerreto Laziale: 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 Cerreto Laziale 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 5 inhabited census areas in Cerreto Laziale. Half of the residents live in areas scoring 69 or more.
Residents by band
- fair 5.4%
- good 94.6%
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.
- 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 058027. The text on this page is generated automatically from the data.