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Tratalias: what to know before buying a home

A municipality in the province of Sulcis Iglesiente, Sardegna. Official data on earthquakes, population, services and transport.

Liveability index free for any address

Search for an address in Tratalias

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 Aldo Moro 1, Tratalias.

Tratalias, the church of Santa Maria and the Sulcis plain

Santa Maria di Monserrato, a Romanesque church that was the cathedral of the Sulcis diocese in the Middle Ages, is what brings visitors to Tratalias. The old village still stands around the church, while most residents live in the new village built a short way off. The municipality lies on the Sulcis plain, almost at sea level, among fields, canals and the Monte Pranu reservoir.

For services, secondary schools and the hospital people look to Carbonia, and the coast and the islands of Sant'Antioco and San Pietro are within driving distance. In the village, houses are mostly recent, on one or two floors with a courtyard, and in the countryside there is farmland and small rural houses. The climate is zone B, very mild: heating is hardly needed in winter, while summer brings heat and wind.

There were 988 residents in 2023, down 10.7% on 2011. The average age (50.9) is close to the provincial figure (50.6), over-65s make up 30.5% and foreign residents 0.9%. Households have 2.26 members on average. Declared incomes are a little below the provincial average.

Earthquake hazard is low: all 24 municipalities in the province are in seismic zone 4, and in Tratalias the expected ground acceleration is 0.050 g.

Revenue Agency (Agenzia delle Entrate) cadastral maps are available, and the report finds the plot starting from the address. On a low-lying plain with canals and the reservoir nearby, it is worth checking the official flood maps there, along with the distance to services and the local price band. For farmland, the report also shows boundaries and access.

Key points

  • Romanesque church of Santa Maria di Monserrato and the old village.
  • Sulcis plain near the Monte Pranu reservoir, mild climate.
  • 988 residents in 2023, down 10.7% since 2011.
  • All 24 municipalities in the province in seismic zone 4.

Overview

Tratalias is a municipality in the province of Sulcis Iglesiente, in Sardegna. At the end of 2023 it had 988 residents, among the smallest in the province (23 of 24).

Earthquakes

For Italy's Civil Protection Department, Tratalias is in seismic zone 4, the lowest-risk zone, where strong earthquakes are very rare. All 24 municipalities in the province are in the same zone.

In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.050 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 10.7%. The estimated average age is 51 years, in line with the province. 30% of residents are over 65 (the regional figure is 27%). Foreign residents make up 0.9% of the population. On average, a household has 2.3 members.

Income and climate

In tax year 2024, taxpayers in Tratalias declared an average taxable income of 17,388 euros, below the provincial average (19,085 euros). The Italian average is 24,895 euros.

Tratalias is in climate zone B, with 839 heating degree days: heating may be switched on from 1 December to 31 March, for up to 8 hours a day. The same table puts the town hall at 17 metres above sea level.

Services

In the official Ministry of Education and Ministry of Health lists, Tratalias has 1 school and 1 pharmacy.

The data shows no grocery shops and supermarkets within the municipality, against a provincial average of 0.7 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 2.0% of the land in Tratalias, compared with 3.4% in the region. In 2024 built-up land stayed almost the same.

Radon and contaminated sites

Tratalias is not among the radon priority areas designated by the Regione Sardegna in 2022. Radon varies from building to building and can only be known by measuring it, especially on ground floors and in basements.

Landslides and flooding

Landslide and flood hazard changes from one street to the next even within Tratalias: 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 Tratalias 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 14 inhabited census areas in Tratalias. Half of the residents live in areas scoring 72 or more.

Residents by band

  • fair 11.1%
  • good 88.9%

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 119021. The text on this page is generated automatically from the data.