Zerbo: what to know before buying a home
A municipality in the province of Pavia, Lombardia. Official data on earthquakes, population, services and transport.
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Search for an address in Zerbo
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 Roma 1, Zerbo.
Zerbo, low-lying farmland along the Po
Zerbo is a lowland village in the eastern part of the province of Pavia, near the river Po, at about 70 metres above sea level. The land is cultivated fields, poplar plantations and embankments, with a compact village and a few scattered farmsteads. For work and services people look to the larger nearby towns and to Pavia.
Next to a big river, the buyer's main question is water. The Po is held back by embankments, but the official flood maps separate the land between the embankment and the river from the better protected parts, and the report reads them at the exact address. In older houses, damp walls and the state of any cellars also count.
The village had 386 residents in 2023, 13.3% fewer than the 445 of 2011. The estimated average age is 51.5, above the provincial 47.1, and over-65s make up 33.9%. Foreign residents are 9.3%. Declared incomes are below the provincial average.
Earthquake hazard is moderate: Zerbo is in seismic zone 3 on the Civil Protection Department's scale, like 156 other municipalities in the province, while 27 are in zone 4. Expected ground acceleration in the built-up area is about 0.089 g. With an old masonry house, have the load-bearing walls and the connections between walls and floors checked before buying.
It is climate zone E, with foggy winters. Revenue Agency (Agenzia delle Entrate) cadastral maps are available and the report goes from the street to the land parcel.
Key points
- Lowland village in the eastern Pavia plain, near the Po.
- 386 residents in 2023, down 13.3% since 2011.
- Seismic zone 3, expected acceleration about 0.089 g.
- Close to the river: read the flood maps for the address.
Overview
Zerbo is a municipality in the province of Pavia, in Lombardia. At the end of 2023 it had 386 residents, ranked 160 of 184 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Zerbo is in seismic zone 3, a zone where strong earthquakes are possible but rare. Most municipalities in the province (157 of 184) are in the same zone.
In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.089 g, a moderate value: the level with a 10% probability of being exceeded in 50 years, on rock.
Even in zone 3, seismic standards apply to new buildings: for an older building, ask about the design year and any structural work.
Population
Compared with the 2011 census, the resident population has fallen by 13.3%. The estimated average age is 52 years, higher than the province average (47). 34% of residents are over 65 (the regional figure is 24%). Foreign residents make up 9.3% of the population. On average, a household has 2.0 members.
Income and climate
In tax year 2024, taxpayers in Zerbo declared an average taxable income of 22,476 euros, below the provincial average (26,290 euros). The Italian average is 24,895 euros.
Zerbo is in climate zone E, with 2,628 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 68 metres above sea level.
Public transport
The open timetables available for the area do not list any stops within the territory of Zerbo.
How built-up it is
Buildings, roads, car parks and other sealed surfaces cover 6.2% of the land in Zerbo, compared with 9.6% in the province and 12.2% in the region. In 2024 built-up land stayed almost the same.
Radon and contaminated sites
Zerbo is not among the radon priority areas designated by the Regione Lombardia in 2023. 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 Zerbo.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Zerbo: 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 Zerbo 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 Zerbo. Half of the residents live in areas scoring 56 or more.
Residents by band
- modest 3.3%
- fair 96.7%
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.
- Public transport timetables (GTFS): Trenord, Regione Lombardia - Trenord, orari ferroviari (GTFS). Licence CC BY 4.0, version 20261111.
- 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 Lombardia, national list compiled by ARPA Lombardia. Licence Atto pubblico (art. 5 L. 633/1941), 2023.
- Contaminated sites, Regione Lombardia. Licence CC0 1.0 (pubblico dominio), updated to 15 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 018188. The text on this page is generated automatically from the data.