Sedilo: what to know before buying a home
A municipality in the province of Oristano, Sardegna. Official data on earthquakes, population, services and transport.
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Search for an address in Sedilo
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: Corso Eleonora D'Arborea 1, Sedilo.
Sedilo, the Ardia of San Costantino and Lake Omodeo
Every year in early July Sedilo fills up for the Ardia, a horse race around the sanctuary of San Costantino and one of the best-known festivals in Sardinia. For the rest of the year it is a farming and livestock village on the plateau that slopes down to Lake Omodeo, the large reservoir on the river Tirso. The centre lies at around 280 metres, among pastures, stone walls and cork oak woods.
Buyers mostly find detached masonry houses on one or two floors, often with a courtyard or outbuilding, and some old stone houses in the central streets. Links to Oristano, Nuoro and Cagliari run along the main highway that crosses Sardinia from north to south, a short way off. The main services, from hospitals to secondary schools, are in the larger towns of the area.
At the end of 2023 there were 1,934 residents, down 12.7% on 2011, according to Istat, the national statistics office. The average age of 49.2 and the share of over-65s, 29.0%, are in line with the province of Oristano. Foreign residents make up 2.1%. Declared incomes are close to the provincial average.
Seismic risk is at the bottom of the scale: Sedilo is in zone 4, with an expected ground acceleration of 0.050 g. In older houses, the checks to make concern roofs, damp and wiring. The climate is mild, zone C, though the plateau can be windy in winter.
The Revenue Agency (Agenzia delle Entrate) publishes cadastral maps, and the report links the address to its land parcel, including farm buildings in the countryside.
Key points
- Home of the Ardia of San Costantino, near Lake Omodeo.
- Detached houses with courtyards, some in stone.
- Seismic zone 4, the lowest.
- Population down 12.7% since 2011.
Overview
Sedilo is a municipality in the province of Oristano, in Sardegna. At the end of 2023 it had 1,934 residents, ranked 21 of 87 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Sedilo is in seismic zone 4, the lowest-risk zone, where strong earthquakes are very rare. All 87 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 12.7%. The estimated average age is 49 years, in line with the province. 29% of residents are over 65 (the regional figure is 27%). Foreign residents make up 2.1% of the population. On average, a household has 2.1 members.
Income and climate
In tax year 2024, taxpayers in Sedilo declared an average taxable income of 19,595 euros, in line with the province (19,764 euros). The Italian average is 24,895 euros.
Sedilo is in climate zone C, with 1,357 heating degree days: heating may be switched on from 15 November to 31 March, for up to 10 hours a day. The same table puts the town hall at 283 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Sedilo has 4 schools and 1 pharmacy. The Overture Maps data also lists 1 grocery shop and 1 sports facility.
The data shows no healthcare facilities within the municipality, against a provincial average of 0.6 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 3.4% of the land in Sedilo, compared with 3.4% in the region. In 2024 built-up land stayed almost the same.
Radon and contaminated sites
Sedilo 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 Sedilo: 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 Sedilo 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 9 inhabited census areas in Sedilo. Half of the residents live in areas scoring 70 or more.
Residents by band
- fair 0.5%
- good 99.5%
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 Sardegna, national list compiled by ARPA Lombardia. Licence Atto pubblico (art. 5 L. 633/1941), 2022.
- 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 115059. The text on this page is generated automatically from the data.