Mercogliano: what to know before buying a home
A municipality in the province of Avellino, Campania. 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 Nazionale 1, Mercogliano.
Mercogliano, below Montevergine and next door to Avellino
Above Mercogliano, on Monte Partenio, stands the sanctuary of Montevergine, a pilgrimage site for the whole of Campania, and a funicular railway runs up to it from the town. Lower down, in the town itself, is the Palazzo abbaziale di Loreto, which belongs to the same abbey. The municipality climbs from the districts on the edge of Avellino to the old centre on the hillside, at about 550 metres, and on up to the Partenio woods.
For buyers, the choice depends on altitude. The hamlet of Torrette, at the bottom, is in effect a continuation of Avellino, with apartment blocks, shops and services, and is handy for anyone working in the city or taking the motorway to Naples and Salerno. The old centre higher up has stone houses on sloping streets and a cooler climate. Further up there are detached houses and homes set among the trees, more isolated in winter.
Istat, the national statistics office, counted 11,568 residents in 2023, down 6.7% on 2011. The estimated average age is 45.7 and over-65s make up 22.8%, slightly below the provincial average. Foreign residents account for 5.4%. Declared incomes are well above the average for Irpinia, the area around Avellino, a sign of Mercogliano's role as a residential suburb of the city. Bars and restaurants are plentiful, helped by the flow of pilgrims: 6.92 per 1,000 residents against 4.92 in the province.
Irpinia remembers the 1980 earthquake well, and the province of Avellino has 58 municipalities in seismic zone 1, the highest on the Civil Protection Department's scale. Mercogliano is in zone 2, with expected ground acceleration in the built-up area of about 0.196 g, a medium-high value. Many houses in the area were rebuilt or repaired after 1980, so ask for the design, the date of the work and the checks carried out.
The Revenue Agency (Agenzia delle Entrate) publishes the cadastral maps, and the report finds the plot from the address. On the Partenio slopes, gradient and landslide hazard vary a great deal from one street to another, and the report measures them at the exact location of the house.
Key points
- Funicular up to the Montevergine sanctuary.
- Torrette on the edge of Avellino, old centre on the hillside.
- Incomes above the provincial average.
- Seismic zone 2, expected acceleration about 0.196 g.
Overview
Mercogliano is a municipality in the province of Avellino, in Campania. At the end of 2023 it had 11,568 residents, among the most populous in the province (5 of 118).
Earthquakes
For Italy's Civil Protection Department, Mercogliano is in seismic zone 2, a zone where strong earthquakes are possible. Most municipalities in the province (60 of 118) are in the same zone.
In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.196 g, a medium-high value: the level with a 10% probability of being exceeded in 50 years, on rock.
For anyone buying in Mercogliano, 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 6.7%. The estimated average age is 46 years, in line with the province. 23% of residents are over 65 (the regional figure is 21%). Foreign residents make up 5.4% of the population. On average, a household has 2.4 members.
Income and climate
In tax year 2024, taxpayers in Mercogliano declared an average taxable income of 24,112 euros, above the provincial average (19,951 euros). The Italian average is 24,895 euros.
Mercogliano is in climate zone D, with 2,005 heating degree days: heating may be switched on from 1 November to 15 April, for up to 12 hours a day. The same table puts the town hall at 550 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Mercogliano has 9 schools and 4 pharmacies. The Overture Maps data also lists 8 grocery shops and supermarkets, 7 healthcare facilities, 10 sports facilities and 2 parks and green areas.
There are 0.8 schools per 1,000 residents, fewer than the province average (1.3).
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 13.4% of the land in Mercogliano, compared with 7.4% in the province and 10.6% in the region. In 2024 built-up land stayed almost the same.
Radon and contaminated sites
Official databases list no contaminated sites in Mercogliano.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Mercogliano: 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 Mercogliano 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 59 inhabited census areas in Mercogliano. Half of the residents live in areas scoring 62 or more.
Residents by band
- modest 0.3%
- fair 51.7%
- good 48.0%
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.
- 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 064049. The text on this page is generated automatically from the data.