Allumiere: what to know before buying a home
A municipality in the province of Roma, Lazio. Official data on earthquakes, population, services and transport.
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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 della Repubblica 2, Allumiere.
Allumiere, the alum-mining town in the Tolfa hills
The name tells the story: Allumiere grew up around the alum quarries discovered in the fifteenth century in the Tolfa hills. Alum was a valuable mineral for dyeing cloth and for centuries it enriched the Papal States. The town stands above 500 metres, in the hills between Civitavecchia and Lake Bracciano, surrounded by chestnut and beech woods and by pastures where horses and Maremma cattle are still raised.
For buyers, Allumiere offers village houses and detached homes at prices far below those on the Lazio coast, with Civitavecchia a short drive away for work, the port, trains and the motorway. Rome is too far for a daily commute. The centre has stone houses and post-war blocks; the countryside has farmhouses and land. Average declared incomes are well below the average for the metropolitan city of Rome, which the capital itself pushes up.
In 2023 there were 3,734 residents, down 9.7% on 2011 according to Istat, the national statistics office. The average age of 47.9 is above the 46.0 of the metropolitan area, and over-65s make up 27.3% against 22.9%. Foreign residents account for 5.5%.
Seismic hazard is moderate: Allumiere is in zone 3 of the Civil Protection classification, while most municipalities in the Rome area (97) are in zone 2, and the expected ground acceleration in the built-up area is about 0.082 g. Climate zone E, unusual for coastal Lazio, means cold winters and heating needed for several months.
The Revenue Agency (Agenzia delle Entrate) publishes cadastral maps. The Tolfa hills have steep slopes and deep gullies, so gradient and landslide maps should be checked for the individual address.
Key points
- Town of the old alum quarries, in the Tolfa hills.
- 3,734 residents in 2023, down 9.7% since 2011.
- Seismic zone 3, expected acceleration about 0.082 g.
- Civitavecchia nearby for work, port and trains.
Overview
Allumiere is a municipality in the province of Roma, in Lazio. At the end of 2023 it had 3,734 residents, ranked 66 of 121 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Allumiere is in seismic zone 3, a zone where strong earthquakes are possible but rare. The region uses a finer breakdown: here the classification is 3B. Only 24 of 121 municipalities in the province are in zone 3.
In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.082 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 9.7%. The estimated average age is 48 years, higher than the province average (46). 27% of residents are over 65 (the regional figure is 23%). Foreign residents make up 5.5% of the population. On average, a household has 2.2 members.
Income and climate
In tax year 2024, taxpayers in Allumiere declared an average taxable income of 21,801 euros, below the provincial average (28,682 euros). The Italian average is 24,895 euros.
Allumiere is in climate zone E, with 2,134 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 522 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Allumiere has 3 schools and 1 pharmacy. The Overture Maps data also lists 2 grocery shops and supermarkets, 1 healthcare facility, 2 sports facilities and 2 parks and green areas.
There are 0.3 healthcare facilities per 1,000 residents, fewer than the province average (0.8).
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 1.4% of the land in Allumiere, compared with 13.2% in the province and 8.2% in the region. In 2024 built-up land stayed almost the same.
Radon and contaminated sites
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 Allumiere.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Allumiere: 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 Allumiere 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 25 inhabited census areas in Allumiere. Half of the residents live in areas scoring 82 or more.
Residents by band
- fair 3.2%
- good 31.0%
- very good 65.8%
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.
- 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 058004. The text on this page is generated automatically from the data.