Sant'Anastasia: what to know before buying a home
A municipality in the province of Napoli, Campania. Official data on earthquakes, population, services and transport.
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Search for an address in Sant'Anastasia
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 Madonna dell'Arco 2, Sant'Anastasia.
Sant'Anastasia, Madonna dell'Arco and the slopes of Monte Somma
Sant'Anastasia climbs from the plain east of Naples up the slopes of Monte Somma, the ridge that encloses Vesuvius on its northern side. It is known throughout Campania for the shrine of the Madonna dell'Arco, the goal of a large pilgrimage on Easter Monday, when groups of devotees dressed in white, the fujenti, arrive on foot.
Buyers need to know that the municipality lies in the Vesuvius red zone, the area that the national emergency plan would evacuate if the volcano became active again. This applies to the whole municipality and is worth understanding before you sign anything.
The Circumvesuviana, the local railway around Vesuvius, stops in the town and runs to Naples. The centre and the lower part are packed with apartment blocks, while higher up towards the Somma there are houses with gardens, farmed plots and narrower roads. There are 26,202 residents (2023), down 4.0% on 2011. The estimated average age, 43.4, matches the metropolitan city of Naples, 20.2% of residents are over 65 and foreign nationals make up just 2.5%. Declared incomes are a little below the metropolitan average.
Besides the volcano there is earthquake risk. On the Civil Protection scale Sant'Anastasia is in seismic zone 2, like 75 other municipalities in the metropolitan city, with expected ground acceleration of about 0.172 g. For older buildings, and those that have had extra floors added over the years, ask for the structural design and details of any work.
On the slopes of the Somma, heavy rain can carry mud and debris down the stream beds, a risk that varies a lot from one street to the next. The report checks landslide and flood maps for the address and uses the Revenue Agency's cadastral maps to find the land parcel.
Key points
- Shrine of the Madonna dell'Arco, on the slopes of Monte Somma.
- Inside the Vesuvius emergency plan's red zone.
- Population falling since 2011, 20.2% over 65.
- Seismic zone 2, expected ground acceleration about 0.172 g.
Overview
Sant'Anastasia is a municipality in the province of Napoli, in Campania. At the end of 2023 it had 26,202 residents, ranked 29 of 92 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Sant'Anastasia is in seismic zone 2, a zone where strong earthquakes are possible. Most municipalities in the province (76 of 92) are in the same zone.
In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.172 g, a medium-high value: the level with a 10% probability of being exceeded in 50 years, on rock.
For anyone buying in Sant'Anastasia, the building matters a great deal: ask for the design year, whether it met the 2008 seismic standards, and whether any seismic retrofit has been carried out.
Population
Compared with the 2011 census, the resident population has fallen by 4.0%. The estimated average age is 43 years, in line with the province. 20% of residents are over 65 (the regional figure is 21%). Foreign residents make up 2.5% of the population. On average, a household has 2.7 members.
Income and climate
In tax year 2024, taxpayers in Sant'Anastasia declared an average taxable income of 20,653 euros, in line with the province (21,545 euros). The Italian average is 24,895 euros.
Sant'Anastasia is in climate zone C, with 1,216 heating degree days: heating may be switched on from 15 November to 31 March, for up to 10 hours a day. The same table puts the town hall at 150 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Sant'Anastasia has 26 schools and 8 pharmacies. The Overture Maps data also lists 22 grocery shops and supermarkets, 9 healthcare facilities, 14 sports facilities and 5 parks and green areas.
There are 0.3 healthcare facilities per 1,000 residents, fewer than the province average (0.6).
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 25.1% of the land in Sant'Anastasia, compared with 34.9% in the province and 10.6% in the region. In 2024 built-up land grew by 0.7 hectares.
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 open contaminated sites in Sant'Anastasia; one has been cleaned up or closed.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Sant'Anastasia: 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 Sant'Anastasia 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 229 inhabited census areas in Sant'Anastasia. Half of the residents live in areas scoring 59 or more.
Residents by band
- modest 7.8%
- fair 74.9%
- good 17.3%
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 063072. The text on this page is generated automatically from the data.