Mergo: what to know before buying a home
A municipality in the province of Ancona, Marche. Official data on earthquakes, population, services and transport.
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Search for an address in Mergo
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 Cesare Battisti 1, Mergo.
Mergo, a hilltop village and its valley hamlet in the Vallesina
Mergo lies in the middle stretch of the Vallesina, the valley of the river Esino that links Jesi with Fabriano. The municipality has two parts: the old village, gathered on a hill at around 370 metres, and the hamlet of Angeli, which grew up on the valley floor near the main valley road. People who live here often work in the industrial areas of the Vallesina or commute towards Jesi and Ancona.
Choosing between hill and valley floor makes a real difference. Up top there are masonry houses, narrow streets and views over the valley; down below, newer homes, easy access to the road and services, but also the river and drainage ditches nearby. Check those on the official flood maps, which the report looks up for every address.
Mergo had 984 residents in 2023, down 9.1% from 1,083 in 2011, according to Istat, the national statistics office. The average age is 47.9, very close to the 47.2 of the province of Ancona, and over-65s make up 25.5%, just below the provincial 26.2%. Foreign residents are 6.7%.
On earthquakes the province is uniform: all 47 municipalities are in seismic zone 2, as classified by the Civil Protection Department. In Mergo the expected ground acceleration in the built-up area is 0.175 g. After the tremors that have hit the Marche region in recent decades, many buildings here have been repaired or strengthened: asking for the paperwork tells you what you are actually buying.
The Revenue Agency publishes the cadastral maps, and from the address the report finds the land parcel and the local price band.
Key points
- Hilltop village plus the Angeli hamlet on the Esino valley floor.
- All 47 municipalities in the province in seismic zone 2.
- 984 residents in 2023, down 9.1% since 2011.
- Near the river, check flood hazard for the exact address.
Overview
Mergo is a municipality in the province of Ancona, in Marche. At the end of 2023 it had 984 residents, among the smallest in the province (45 of 47).
Earthquakes
For Italy's Civil Protection Department, Mergo is in seismic zone 2, a zone where strong earthquakes are possible. All 47 municipalities in the province are in the same zone.
In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.175 g, a medium-high value: the level with a 10% probability of being exceeded in 50 years, on rock.
For anyone buying in Mergo, 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 9.1%. The estimated average age is 48 years, in line with the province. 26% of residents are over 65 (the regional figure is 26%). Foreign residents make up 6.7% of the population. On average, a household has 2.3 members.
Income and climate
In tax year 2024, taxpayers in Mergo declared an average taxable income of 22,839 euros, below the provincial average (24,794 euros). The Italian average is 24,895 euros.
Mergo is in climate zone E, with 2,141 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 368 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Mergo has 1 school and 1 pharmacy.
The data shows no grocery shops and supermarkets within the municipality, against a provincial average of 0.7 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 8.4% of the land in Mergo, compared with 9.1% in the province and 7.0% 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 low. 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 Mergo.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Mergo: 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 Mergo 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 8 inhabited census areas in Mergo. Half of the residents live in areas scoring 46 or more.
Residents by band
- modest 51.1%
- fair 48.9%
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 042024. The text on this page is generated automatically from the data.