Sant'Oreste: 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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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 Porta Santa Maria 1, Sant'Oreste.
Sant'Oreste, the village on the slopes of Mount Soratte
Mount Soratte rises on its own above the Tiber valley, north of Rome, and Sant'Oreste is built on its flank, with the historic centre at around 400 metres and newer homes spreading down towards the plain. The mountain is a nature reserve and footpaths to the summit start from the village. Rome is roughly an hour away by car, and the A1 motorway runs through the valley not far off.
Buyers here are choosing between two quite different settings. In the old centre, houses are narrow and set over several floors, on sloping lanes and often with no parking close by. Lower down there are detached houses and homes with land, easier to live in but reliant on the car for every trip. Either way, find out where you will park and how far the services are, which the report measures from the address.
There were 3,435 residents in 2023, 7.2% fewer than in 2011, according to Istat, the national statistics office. The average age is 47.1, against 46.0 across the Rome metropolitan area, and over-65s make up 25.7%, more than the provincial 22.9%. Foreign residents are 8.2%. Declared incomes are well below the provincial average, which is pulled up by the capital.
The municipality is in seismic zone 2 on the Civil Protection Department's scale, like 96 other municipalities in the province, with an expected ground acceleration of about 0.133 g. In the masonry houses of the centre, ask whether any structural work has been done and whether the walls shared with neighbouring houses are sound.
On the mountain slopes the report checks the landslide maps for the exact spot. Cadastral maps from the Revenue Agency are published.
Key points
- Historic centre on the flank of Mount Soratte, above the Tiber valley.
- 3,435 residents in 2023, 7.2% fewer than in 2011.
- Seismic zone 2, expected acceleration about 0.133 g.
- Narrow sloping houses in the centre, detached homes lower down.
Overview
Sant'Oreste is a municipality in the province of Roma, in Lazio. At the end of 2023 it had 3,435 residents, ranked 68 of 121 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Sant'Oreste 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 0.133 g, a moderate value: the level with a 10% probability of being exceeded in 50 years, on rock.
For anyone buying in Sant'Oreste, 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 7.2%. The estimated average age is 47 years, in line with the province. 26% of residents are over 65 (the regional figure is 23%). Foreign residents make up 8.2% of the population. On average, a household has 2.1 members.
Income and climate
In tax year 2024, taxpayers in Sant'Oreste declared an average taxable income of 20,848 euros, below the provincial average (28,682 euros). The Italian average is 24,895 euros.
Sant'Oreste is in climate zone E, with 2,209 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 420 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Sant'Oreste has 3 schools and 1 pharmacy. The Overture Maps data also lists 1 grocery shop, 1 healthcare facility and 2 sports facilities.
There are 0.3 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 4.2% of the land in Sant'Oreste, compared with 13.2% in the province and 8.2% in the region. In 2024 built-up land grew by 1.5 hectares.
Radon and contaminated sites
According to the ISPRA map, the estimated radon emission in the municipality is medium. 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 Sant'Oreste.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Sant'Oreste: 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 Sant'Oreste 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 28 inhabited census areas in Sant'Oreste. Half of the residents live in areas scoring 60 or more.
Residents by band
- modest 2.5%
- fair 58.8%
- good 38.6%
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 058099. The text on this page is generated automatically from the data.