Busachi: 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 Busachi
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 Brigata Sassari 1, Busachi.
Busachi, a Barigadu village above the Tirso valley
The valley of the Tirso, Sardinia's longest river, frames life in Busachi, a village in the Barigadu district of the province of Oristano. The village stands on a hillside, with low stone houses and sloping streets, surrounded by pasture, woodland and fields. Sheep farming and agriculture are the mainstays, and the cities are far away; for hospital care and public offices people go to Oristano.
The figures describe an ageing village. Istat, the national statistics office, counted 1,131 residents in 2023, down 18.0% on 2011, and over-65s make up 36.1%, compared with 29.5% for the province. The estimated average age is 53.7, against 49.8. Foreign residents are very few at 0.5%, and declared incomes are below the provincial average.
Buyers here usually look for a village house, often with a courtyard, to be restored at their own pace. The checks are practical ones: the condition of stone walls and roof, damp, wiring and plumbing, and the distance to services, which the report measures from the exact location of the house. The climate is zone C, with mild winters and hot, dry summers.
Earthquakes are a minor concern. All 87 municipalities in the province of Oristano are in seismic zone 4, the lowest in Italy's classification by the Civil Protection Department, and expected ground acceleration in Busachi is about 0.050 g. On the slopes down to the river and along streams, however, read the official landslide and flood maps for the exact address.
The Revenue Agency (Agenzia delle Entrate) publishes the cadastral maps, so the report can go from the address to the building's plot.
Key points
- Barigadu hill village above the Tirso valley.
- Over-65s at 36.1%, against 29.5% in the province.
- All 87 municipalities in the province in seismic zone 4.
- Stone houses: check roof, walls and damp.
Overview
Busachi is a municipality in the province of Oristano, in Sardegna. At the end of 2023 it had 1,131 residents, ranked 33 of 87 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Busachi 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 18.0%. The estimated average age is 54 years, higher than the province average (50). 36% of residents are over 65 (the regional figure is 27%). Foreign residents make up 0.5% of the population. On average, a household has 2.1 members.
Income and climate
In tax year 2024, taxpayers in Busachi declared an average taxable income of 18,211 euros, below the provincial average (19,764 euros). The Italian average is 24,895 euros.
Busachi is in climate zone C, with 1,387 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 379 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Busachi has 2 schools and 1 pharmacy.
The data shows no grocery shops and supermarkets within the municipality, against a provincial average of 0.9 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 2.1% of the land in Busachi, compared with 3.4% in the region. In 2024 built-up land stayed almost the same.
Radon and contaminated sites
Busachi is not among the radon priority areas designated by the Regione Sardegna in 2022. 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.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Busachi: 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 Busachi 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 6 inhabited census areas in Busachi. Half of the residents live in areas scoring 61 or more.
Residents by band
- fair 52.9%
- good 47.1%
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 115018. The text on this page is generated automatically from the data.