Perloz: 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 Perloz
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' Capoluogo 1, Perloz.
Perloz, hamlets on the slope at the mouth of the Lys valley
Head up from Pont-Saint-Martin towards the Gressoney valley and Perloz comes almost at once: a municipality made up of many small hamlets spread over the hillside above the Lys stream. The town hall is at around 660 metres, but the altitude varies a lot from one hamlet to the next. Down in the valley, Pont-Saint-Martin has the railway station and the A5 motorway junction, useful for anyone working outside the valley.
Homes are mostly stone mountain buildings with heavy roofs and thick walls, often reached by narrow lanes or a short walk. Before buying, check how you get to the house by car and in snow, the condition of the roof and the cost of heating it: this is climate zone F, the coldest band. On steep slopes, gradient and landslide hazard need looking at plot by plot, and the report does this for the address.
In 2023 Perloz had 451 residents, almost the same as in 2011 (0.4% fewer). The estimated average age is 47.7, close to the regional 47.0, and over-65s make up 26.6% against 25.3%. Foreign residents account for 3.1%. Declared incomes are below the Aosta Valley average.
The Aosta Valley is a single province, and all 74 of its municipalities are in seismic zone 3 on the national scale kept by the Civil Protection Department. In Perloz expected ground acceleration in the built-up area is about 0.050 g.
The land registry here is the Revenue Agency's (Agenzia delle Entrate), with published maps, so the report finds the land parcel from the address.
Key points
- Hamlets above the Lys, where the Gressoney valley begins.
- Railway station and A5 junction below, at Pont-Saint-Martin.
- 451 residents in 2023, almost unchanged since 2011.
- All 74 Aosta Valley municipalities in seismic zone 3.
Overview
Perloz 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 451 residents, ranked 50 of 74 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Perloz 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 0.050 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 number of residents is nearly unchanged. The estimated average age is 48 years, in line with the province. 27% of residents are over 65 (the regional figure is 25%). Foreign residents make up 3.1% of the population. On average, a household has 2.0 members.
Income and climate
In tax year 2024, taxpayers in Perloz declared an average taxable income of 21,139 euros, below the provincial average (26,152 euros). The Italian average is 24,895 euros.
Perloz is in climate zone F, with 3,210 heating degree days, with no limits on when heating may be used. The same table puts the town hall at 661 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Perloz has 2 schools.
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 2.5% of the land in Perloz, 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
Perloz is not among the radon priority areas designated by the Regione Valle d'Aosta in 2026. 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 Perloz.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Perloz: 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 Perloz 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 13 inhabited census areas in Perloz. Half of the residents live in areas scoring 63 or more.
Residents by band
- fair 50.2%
- good 49.8%
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 007048. The text on this page is generated automatically from the data.