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Castrocielo: what to know before buying a home

A municipality in the province of Frosinone, Lazio. Official data on earthquakes, population, services and transport.

Liveability index free for any address

Search for an address in Castrocielo

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 Casilina Sud 1, Castrocielo.

Castrocielo, the Latin valley between Frosinone and Cassino

Castrocielo stands at the foot of Mount Asprano, on the edge of the valle Latina, the long plain of southern Lazio running between Frosinone and Cassino. The old village is on the hillside, while newer housing and businesses have spread down towards the plain, along the roads leading to the A1 motorway and to nearby towns such as Aquino and Roccasecca.

For people who work in the area, the location is practical. The car plant at Piedimonte San Germano, near Cassino, and the industrial areas of the valley are a short drive away, and the A1 links to Rome and Naples. The market offers detached houses, village houses and small blocks of flats, and if you buy on the plain near the main roads, allow for traffic. Average declared incomes are above the average for the province of Frosinone.

In 2023 there were 3,784 residents, down 4.7% on 2011 according to Istat, the national statistics office. The estimated average age of 45.9 is slightly below the province, over-65s make up 24.7% and foreign residents 3.9%.

Inland southern Lazio is a significant earthquake area. In the province of Frosinone, 30 municipalities are in zone 1 and 59 in zone 2 of the Civil Protection Department's scale: Castrocielo is one of the latter, with an expected ground acceleration of about 0.206 g. Before buying, ask for the construction date and structural design and, for stone houses in the old village, have an engineer assess walls and floors. Winters are mild, in climate zone D.

The Revenue Agency (Agenzia delle Entrate) publishes the cadastral maps, so the report traces an address to its plot. Between the mountainside and the plain, landslides and flooding are checked at the exact spot rather than as an average for the municipality.

Key points

  • At the foot of Mount Asprano, in the valle Latina between Frosinone and Cassino.
  • 3,784 residents in 2023, down 4.7% since 2011.
  • Seismic zone 2, expected acceleration about 0.206 g.
  • Near the A1 and industry; incomes above the provincial average.

Overview

Castrocielo is a municipality in the province of Frosinone, in Lazio. At the end of 2023 it had 3,784 residents, ranked 31 of 91 municipalities in the province.

Earthquakes

For Italy's Civil Protection Department, Castrocielo is in seismic zone 2, a zone where strong earthquakes are possible. The region uses a finer breakdown: here the classification is 2A. Most municipalities in the province (59 of 91) are in the same zone.

In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.206 g, a medium-high value: the level with a 10% probability of being exceeded in 50 years, on rock.

For anyone buying in Castrocielo, 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 4.7%. The estimated average age is 46 years, in line with the province. 25% of residents are over 65 (the regional figure is 23%). Foreign residents make up 3.9% of the population. On average, a household has 2.2 members.

Income and climate

In tax year 2024, taxpayers in Castrocielo declared an average taxable income of 22,380 euros, in line with the province (21,514 euros). The Italian average is 24,895 euros.

Castrocielo is in climate zone D, with 1,585 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 250 metres above sea level.

Services

In the official Ministry of Education and Ministry of Health lists, Castrocielo has 4 schools and 1 pharmacy. The Overture Maps data also lists 4 grocery shops and supermarkets, 2 healthcare facilities and 3 sports facilities.

There are 1.1 grocery shops and supermarkets per 1,000 residents, more than the province average (0.7).

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 11.3% of the land in Castrocielo, compared with 6.9% 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 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 4 contaminated sites, or sites still under investigation, in Castrocielo. 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 Castrocielo: 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 Castrocielo 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 78 inhabited census areas in Castrocielo. Half of the residents live in areas scoring 63 or more.

Residents by band

  • modest 1.7%
  • fair 83.3%
  • good 15.0%

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

ISTAT code 060022. The text on this page is generated automatically from the data.