Saint-Marcel: what to know before buying a home
A municipality in the province of Valle d'Aosta/Vallée d'Aoste, Valle d'Aosta/Vallée d'Aoste. Official data on earthquakes, population, services and transport.
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Search for an address in Saint-Marcel
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: Localita' Seissogne 1, Saint-Marcel.
Saint-Marcel, the Dora valley slope east of Aosta
Saint-Marcel covers the right-hand slope of the Dora Baltea valley, east of Aosta, from the valley floor up to the woods and summer pastures of the side valley that climbs south. That side valley is known for its old copper and manganese mines. Like the whole region, the municipality is bilingual, Italian and French.
Aosta is close and many residents work there: the A5 motorway and the railway run along the valley floor, while the villages of the municipality are spread at different heights up the slope. Buying low or high makes a big difference to sun, snow, travel times and services. Traditional houses are stone-built with roofs of stone slabs (lose); alongside them there are newer small villas and blocks of flats.
Saint-Marcel is one of the Aosta Valley municipalities that are growing: 1,331 residents in 2023, up 4.4% on 2011 according to Istat, the national statistics office. The average age is 45.4, against 47.0 in the region, over-65s are 22.4% and foreign residents 4.2%.
All 74 municipalities in the Aosta Valley are in seismic zone 3; here the expected ground acceleration is 0.079 g. In old stone houses, the weak point is the heavy slab roof: have the beams and their supports checked before buying.
On a mountain slope, the report checks the gradient and the official landslide and watercourse maps for the address, and finds the parcel on the Revenue Agency (Agenzia delle Entrate) maps.
Key points
- Municipality on the right bank of the Dora, east of Aosta.
- 1,331 residents, up 4.4% since 2011.
- Seismic zone 3, like all 74 in the region.
- Villages at different heights: sun, snow and access vary.
Overview
Saint-Marcel is a municipality in the province of Valle d'Aosta/Vallée d'Aoste, in Valle d'Aosta/Vallée d'Aoste. At the end of 2023 it had 1,331 residents, ranked 24 of 74 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Saint-Marcel is in seismic zone 3, a zone where strong earthquakes are possible but rare. All 74 municipalities in the province are in the same zone.
In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.079 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 grown by 4.4%. The estimated average age is 45 years, lower than the province average (47). 22% of residents are over 65 (the regional figure is 25%). Foreign residents make up 4.2% of the population. On average, a household has 2.2 members.
Income and climate
In tax year 2024, taxpayers in Saint-Marcel declared an average taxable income of 24,074 euros, below the provincial average (26,152 euros). The Italian average is 24,895 euros.
Saint-Marcel is in climate zone E, with 2,913 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 625 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Saint-Marcel has 2 schools. The Overture Maps data also lists 1 grocery shop.
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 2.2% of the land in Saint-Marcel, compared with 2.2% in the province and 2.2% in the region. In 2024 built-up land stayed almost the same.
Radon and contaminated sites
Saint-Marcel is not among the radon priority areas designated by the Regione Valle d'Aosta in 2026. 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 open contaminated sites in Saint-Marcel; one has been cleaned up or closed.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Saint-Marcel: 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 Saint-Marcel 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 21 inhabited census areas in Saint-Marcel. Half of the residents live in areas scoring 66 or more.
Residents by band
- fair 45.5%
- good 54.5%
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 Valle d'Aosta, national list compiled by ARPA Lombardia. Licence Atto pubblico (art. 5 L. 633/1941), 2026.
- Contaminated sites, ISPRA, MOSAICO - Banca dati nazionale dei siti oggetto di procedimento di bonifica. Licence CC BY 4.0, updated to 12 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 007060. The text on this page is generated automatically from the data.