Bonorva: what to know before buying a home
A municipality in the province of Sassari, Sardegna. 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: Corso Umberto Primo 1, Bonorva.
Bonorva, the Meilogu plateau along the Carlo Felice road
Anyone driving the Carlo Felice highway between Sassari and Cagliari passes Bonorva, a town in the Meilogu area, in the heart of north-western Sardinia. The town stands at about five hundred metres, on the edge of a plateau of pasture and fields, and within its territory lies the necropolis of Sant'Andrea Priu, with tombs cut into the rock in pre-Nuragic times.
The property market is that of an inland town: stone houses in the centre, often large and in need of renovation, and newer homes on the outskirts. Sassari is about three quarters of an hour by car, and the highway also makes it easy to reach the centre of the island.
The population has been falling for years: Istat, the national statistics office, counted 3,126 residents in 2023, down 14.8% since 2011. The average age is 50.4, against 48.3 for the province, with over-65s at 30.9%. Foreign nationals are very few, at 2.1%. Average incomes are below the provincial average.
On earthquakes the picture is calm: like the whole of Sardinia, Bonorva is in seismic zone 4, the lowest in the Civil Protection classification, with an expected ground acceleration of 0.050 g. In older houses the roof, damp and the heating and electrics matter more. The climate zone is D, with windy winters colder than on the coast. The report still checks the official flood and landslide maps for the address.
Key points
- Meilogu, on the Carlo Felice highway between Sassari and Cagliari.
- Pre-Nuragic rock-cut necropolis of Sant'Andrea Priu.
- Down 14.8% since 2011, over-65s at 30.9%.
- Seismic zone 4, the lowest.
Overview
Bonorva is a municipality in the province of Sassari, in Sardegna. At the end of 2023 it had 3,126 residents, ranked 15 of 66 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Bonorva is in seismic zone 4, the lowest-risk zone, where strong earthquakes are very rare. All 66 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 14.8%. The estimated average age is 50 years, higher than the province average (48). 31% of residents are over 65 (the regional figure is 27%). Foreign residents make up 2.1% of the population. On average, a household has 2.2 members.
Income and climate
In tax year 2024, taxpayers in Bonorva declared an average taxable income of 17,496 euros, below the provincial average (21,361 euros). The Italian average is 24,895 euros.
Bonorva is in climate zone D, with 1,881 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 508 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Bonorva has 4 schools and 1 pharmacy. The Overture Maps data also lists 2 grocery shops and supermarkets, 3 healthcare facilities, 1 sports facility and 1 green area.
There are 1.3 schools per 1,000 residents, more than the province average (1.0).
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 1.8% of the land in Bonorva, compared with 3.4% in the region. In 2024 built-up land stayed almost the same.
Radon and contaminated sites
Bonorva 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 Bonorva: 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 Bonorva 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 35 inhabited census areas in Bonorva. Half of the residents live in areas scoring 82 or more.
Residents by band
- fair 8.9%
- good 32.1%
- very good 58.9%
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
- 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 112009. The text on this page is generated automatically from the data.