Zuglio: what to know before buying a home
A municipality in the province of Udine, Friuli-Venezia Giulia. Official data on earthquakes, population, services and transport.
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Search for an address in Zuglio
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 Nicola Grassi 1, Zuglio.
Zuglio, ancient Iulium Carnicum in the But valley
Zuglio is built over Iulium Carnicum, the Roman town of Carnia, whose forum can still be seen in the archaeological area in the village centre. This is Carnia, the mountain district of Friuli, in the valley of the But stream just north of Tolmezzo, at around 430 metres. On the hill above the village stands the ancient parish church of San Pietro.
For buyers, Zuglio offers houses in the village and its hamlets, many of stone, with vegetable plots and small pieces of land. Tolmezzo, a short drive away, has a hospital, secondary schools and shops, and Udine is reached by heading down the Tagliamento valley. The climate zone is F, with long, cold winters, so insulation, windows and heating are the first costs to consider.
In 2023 there were 535 residents, down 11.7% from 606 in 2011. The average age is 50.1 against 48.5 in the province of Udine, and over-65s make up 28.6%. Declared incomes are below the provincial average.
Earthquakes in Carnia must be taken seriously. Zuglio is in seismic zone 2, like 71 of the 134 municipalities in the province, and the expected ground acceleration in the village is about 0.216 g. Many houses in the area were repaired or rebuilt after 1976, so ask to see the paperwork for that work and anything done since.
Revenue Agency (Agenzia delle Entrate) cadastral maps are published and the report links the address to its parcel. In an Alpine valley the stream and the slopes matter, and the report checks the official landslide and flood maps at the exact address.
Key points
- Village over the Roman town of Iulium Carnicum, in Carnia.
- But valley, just north of Tolmezzo.
- Seismic zone 2, expected acceleration about 0.216 g.
- 535 residents, down 11.7% since 2011.
Overview
Zuglio is a municipality in the province of Udine, in Friuli-Venezia Giulia. At the end of 2023 it had 535 residents, ranked 119 of 134 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Zuglio is in seismic zone 2, a zone where strong earthquakes are possible. Most municipalities in the province (71 of 134) are in the same zone.
In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.216 g, a medium-high value: the level with a 10% probability of being exceeded in 50 years, on rock.
For anyone buying in Zuglio, 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 11.7%. The estimated average age is 50 years, higher than the province average (49). 29% of residents are over 65 (the regional figure is 27%). Foreign residents make up 2.4% of the population. On average, a household has 2.0 members.
Income and climate
In tax year 2024, taxpayers in Zuglio declared an average taxable income of 21,829 euros, below the provincial average (25,508 euros). The Italian average is 24,895 euros.
Zuglio is in climate zone F, with 3,226 heating degree days, with no limits on when heating may be used. The same table puts the town hall at 429 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Zuglio has 1 school and 1 pharmacy.
The data shows no grocery shops and supermarkets within the municipality, against a provincial average of 0.6 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 2.3% of the land in Zuglio, compared with 6.8% in the province and 8.1% in the region. In 2024 built-up land stayed almost the same.
Radon and contaminated sites
Zuglio is not among the radon priority areas designated by the Regione Friuli Venezia Giulia in 2024. 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 Zuglio.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Zuglio: 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 Zuglio 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 5 inhabited census areas in Zuglio. Half of the residents live in areas scoring 56 or more.
Residents by band
- modest 11.4%
- fair 88.6%
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 Friuli Venezia Giulia, national list compiled by ARPA Lombardia. Licence Atto pubblico (art. 5 L. 633/1941), 2024.
- 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 030136. The text on this page is generated automatically from the data.