San Giacomo Filippo: what to know before buying a home
A municipality in the province of Sondrio, Lombardia. Official data on earthquakes, population, services and transport.
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Search for an address in San Giacomo Filippo
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 Centro 1, San Giacomo Filippo.
San Giacomo Filippo, the Splügen valley above Chiavenna
San Giacomo Filippo stretches along the Valle San Giacomo, the Splügen valley that climbs from Chiavenna towards the pass and Switzerland. The municipality is a string of hamlets on the valley floor and slopes, among rock walls, woods and torrents, with the main village at around 520 metres and the highest settlements well above. Chiavenna, a few kilometres down the valley, is the centre for services, schools and trains.
Buyers here live along the Splügen road, the spine of the whole valley. The Swiss border is close, and in the Valchiavenna area working across it is common. Houses are stone, often with stone-slab roofs, alongside newer buildings by the road; in the higher hamlets many are holiday homes. Incomes declared in Italy are well below the provincial average.
Istat, the national statistics office, counted 368 residents in 2023, 6.8% fewer than the 395 of 2011. The estimated average age is 50.2, against 46.8 in the province of Sondrio, and over-65s make up 30.7%. Foreign residents are 2.2%.
Earthquake hazard is moderate: zone 3 on the Civil Protection Department's scale, with 63 other municipalities in the province, and expected ground acceleration of about 0.049 g. In a narrow, steep valley, slopes, rockfall and torrents weigh far more: the official maps are read for the address, and the report shows them. It is climate zone F.
Revenue Agency (Agenzia delle Entrate) cadastral maps are published and the report reaches the land parcel and building.
Key points
- Splügen valley municipality above Chiavenna.
- 368 residents in 2023, down 6.8% since 2011.
- Seismic zone 3, expected acceleration about 0.049 g.
- Steep valley: check slopes and torrents for the address.
Overview
San Giacomo Filippo is a municipality in the province of Sondrio, in Lombardia. At the end of 2023 it had 368 residents, ranked 68 of 77 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, San Giacomo Filippo is in seismic zone 3, a zone where strong earthquakes are possible but rare. Most municipalities in the province (64 of 77) 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 6.8%. The estimated average age is 50 years, higher than the province average (47). 31% of residents are over 65 (the regional figure is 24%). Foreign residents make up 2.2% of the population. On average, a household has 2.0 members.
Income and climate
In tax year 2024, taxpayers in San Giacomo Filippo declared an average taxable income of 15,730 euros, below the provincial average (23,822 euros). The Italian average is 24,895 euros.
San Giacomo Filippo is in climate zone F, with 3,001 heating degree days, with no limits on when heating may be used. The same table puts the town hall at 522 metres above sea level.
Services
In the Overture Maps data, San Giacomo Filippo has 1 sports facility.
The data shows no schools within the municipality, against a provincial average of 1.2 per 1,000 residents.
Public transport
The open timetables available for the area do not list any stops within the territory of San Giacomo Filippo.
How built-up it is
Buildings, roads, car parks and other sealed surfaces cover 1.1% of the land in San Giacomo Filippo, compared with 2.7% in the province and 12.2% in the region. In 2024 built-up land stayed almost the same.
Radon and contaminated sites
San Giacomo Filippo is one of the municipalities designated as a radon priority area by the Regione Lombardia in 2023. 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.
Official databases list no contaminated sites in San Giacomo Filippo.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within San Giacomo Filippo: 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 San Giacomo Filippo 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 17 inhabited census areas in San Giacomo Filippo. Half of the residents live in areas scoring 59 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.
- 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 014058. The text on this page is generated automatically from the data.