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Borgo San Siro: what to know before buying a home

A municipality in the province of Pavia, Lombardia. Official data on earthquakes, population, services and transport.

Liveability index free for any address

Search for an address in Borgo San Siro

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, Borgo San Siro.

Borgo San Siro, Lomellina rice fields near the Ticino

Flat countryside, rice paddies flooded in spring and rows of poplars: Borgo San Siro is a village in the Lomellina, the plain of the province of Pavia west of the River Ticino, between Vigevano and Pavia. The river runs not far away, lined by the woods of its regional park.

For work and services people look to Vigevano, and for many things to Pavia and Milan too. The village is small and almost everything is done by car, so work out the travel times before buying if your job is in a city.

In 2023 there were 958 residents, down 7.4% on 2011. The average age is 48.1, close to the province figure (47.1), and over-65s make up 26.8%. Foreign residents account for 7.6% and households have 2.20 people on average. Declared incomes are a little below the provincial average.

On an irrigated plain, water is the most practical issue. The report checks the official flood maps for the address, covering both the Ticino and the network of ditches and canals, and anyone buying an older house should also look at damp and cellars. With the Revenue Agency (Agenzia delle Entrate) cadastre, the report traces the address to its land parcel, which helps with farmhouses and land.

Borgo San Siro is in seismic zone 3 in the Civil Protection classification, like 156 other municipalities in the province, but the expected ground acceleration in the village is low, 0.049 g. In brick farmhouses the state of the roof and the timber floors matters more.

Key points

  • Lomellina plain, between rice fields and the Ticino.
  • Population down 7.4% since 2011.
  • Seismic zone 3, low ground acceleration: 0.049 g.
  • River, ditches and canals: check the flood maps.

Overview

Borgo San Siro is a municipality in the province of Pavia, in Lombardia. At the end of 2023 it had 958 residents, ranked 106 of 184 municipalities in the province.

Earthquakes

For Italy's Civil Protection Department, Borgo San Siro 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 0.049 g, a low 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 7.4%. The estimated average age is 48 years, in line with the province. 27% of residents are over 65 (the regional figure is 24%). Foreign residents make up 7.6% of the population. On average, a household has 2.2 members.

Income and climate

In tax year 2024, taxpayers in Borgo San Siro declared an average taxable income of 24,177 euros, below the provincial average (26,290 euros). The Italian average is 24,895 euros.

Borgo San Siro is in climate zone E, with 2,619 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 98 metres above sea level.

Services

In the official Ministry of Education and Ministry of Health lists, Borgo San Siro has 2 schools and 1 pharmacy.

The data shows no grocery shops and supermarkets within the municipality, against a provincial average of 0.6 per 1,000 residents.

Public transport

The open timetables available for the area do not list any stops within the territory of Borgo San Siro.

How built-up it is

Buildings, roads, car parks and other sealed surfaces cover 5.5% of the land in Borgo San Siro, 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

Borgo San Siro 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 2 contaminated sites, or sites still under investigation, in Borgo San Siro, and 2 more have been cleaned up or closed. The report tells you whether one is close to the address.

Landslides and flooding

Landslide and flood hazard changes from one street to the next even within Borgo San Siro: 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 Borgo San Siro 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 10 inhabited census areas in Borgo San Siro. Half of the residents live in areas scoring 62 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

ISTAT code 018018. The text on this page is generated automatically from the data.