Cortanze: what to know before buying a home
A municipality in the province of Asti, Piemonte. 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: Via Marchesi Roero 1, Cortanze.
Cortanze, Monferrato hills north of Asti
Cortanze is a small village in the Asti part of Monferrato, in the hills north of Asti at around three hundred metres. The centre is gathered on the hilltop around the castle, and the slopes fall away through vineyards, hazelnut groves, woods and fields. Scattered farmsteads complete a landscape typical of this part of Piedmont.
Asti is the town for hospital care, secondary schools, the station and work, and you reach it by car on hill roads. There is a school in the village, but for shops and services people go to nearby towns. Buyers here mostly find brick houses with courtyards, often large, and farmsteads needing renovation; the roof, floors, wiring and plumbing matter, as does winter heating, since the climate zone is E.
According to Istat, Italy's national statistics office, there were 256 residents in 2023, 32 fewer than the 288 of 2011, a fall of 11.1%. The estimated average age is 47.4, close to the 47.9 of the province of Asti, and over-65s make up 27.0%, in line with the provincial 27.3%. Foreign residents account for 16.4%. Declared incomes are below the provincial average.
Earthquake risk is low. Cortanze is in seismic zone 4 on the Civil Protection Department's scale, like 113 of the 117 municipalities in the province, with an expected acceleration of about 0.040 g. On the Monferrato hills ground stability matters more, and cracks in walls or doors that do not close properly should be explained before you sign. The report shows the official landslide maps for the address, starting from the Revenue Agency's cadastral maps.
Key points
- Hill village in Monferrato, north of Asti.
- 256 residents in 2023, down 11.1% since 2011.
- Average age 47.4, close to the provincial figure.
- Seismic zone 4, expected acceleration about 0.040 g.
Overview
Cortanze is a municipality in the province of Asti, in Piemonte. At the end of 2023 it had 256 residents, ranked 103 of 117 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Cortanze is in seismic zone 4, the lowest-risk zone, where strong earthquakes are very rare. Most municipalities in the province (113 of 117) are in the same zone.
In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.040 g, a low 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 11.1%. The estimated average age is 47 years, in line with the province. 27% of residents are over 65 (the regional figure is 27%). Foreign residents make up 16.4% of the population. On average, a household has 2.1 members.
Income and climate
In tax year 2024, taxpayers in Cortanze declared an average taxable income of 20,250 euros, below the provincial average (24,302 euros). The Italian average is 24,895 euros.
Cortanze is in climate zone E, with 2,733 heating degree days: heating may be switched on from 15 October to 15 April, for up to 14 hours a day. The same table puts the town hall at 299 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Cortanze has 1 school.
The data shows no pharmacies within the municipality, against a provincial average of 0.4 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 4.7% of the land in Cortanze, compared with 7.3% in the province and 6.7% in the region. In 2024 built-up land stayed almost the same.
Radon and contaminated sites
Cortanze is not among the radon priority areas designated by the Regione Piemonte in 2023. According to the ISPRA map, the estimated radon emission in the municipality is low. Radon varies from building to building and can only be known by measuring it, especially on ground floors and in basements.
Official databases list no contaminated sites in Cortanze.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Cortanze: 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 Cortanze 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 4 inhabited census areas in Cortanze. Half of the residents live in areas scoring 61 or more.
Residents by band
- fair 100.0%
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
- 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 Piemonte, national list compiled by ARPA Lombardia. Licence Atto pubblico (art. 5 L. 633/1941), 2023.
- Contaminated sites, Regione Piemonte, Anagrafe regionale dei siti contaminati (ASCO). Licence CC BY 4.0, updated to 9 November 2026.
- 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 005046. The text on this page is generated automatically from the data.