Trabia: what to know before buying a home
A municipality in the province of Palermo, Sicilia. Official data on earthquakes, population, services and transport.
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Search for an address in Trabia
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: Corso La Masa 1, Trabia.
Trabia, a Tyrrhenian coast town east of Palermo
Trabia looks out over the Tyrrhenian Sea between Altavilla Milicia and Termini Imerese, on the stretch of coast east of Palermo. The town gathers around the castle linked to the Lanza princes of Trabia, and on the shore lies San Nicola l'Arena, with its small harbour and old tuna fishery. Behind rise hills planted with olives, citrus and vegetables.
The housing market has two sides. Along the coast there are villas and flats used as second homes by people from Palermo, busy in summer and quieter the rest of the year. In the town and inland there are family houses, often on several floors, at lower prices than in the metropolitan area closer to the city. The Palermo-Messina railway stops at Trabia and the motorway runs nearby, so commuting to Palermo is possible.
Unlike many Sicilian towns, Trabia is growing: 10,644 residents in 2023, up 2.7% on 2011 according to Istat, the national statistics office. The estimated average age, 44.8, is in line with the metropolitan area, and over-65s make up 22.3%. Foreign residents are few, 1.7%, and declared incomes sit below the provincial average. Recorded services include 9 schools and 3 pharmacies, while the hospital and larger services are in Termini Imerese and Palermo.
Nearly the whole province of Palermo is in seismic zone 2. Trabia is among them, with 80 other municipalities, and the expected ground acceleration in the built-up area is about 0.177 g. With houses built quickly along the coast in the 1970s and 1980s, ask for the structural design and check that the property has all its permits in order.
The Revenue Agency (Agenzia delle Entrate) publishes the cadastral maps, and the report finds the plot from the address. Near the streams that run down to the sea, flood hazard changes from one street to the next and is read for each address.
Key points
- Tyrrhenian coast between Altavilla and Termini, with San Nicola l'Arena.
- Station on the Palermo-Messina railway, commuting to Palermo.
- Population up 2.7% since 2011.
- Seismic zone 2, expected acceleration about 0.177 g.
Overview
Trabia is a municipality in the province of Palermo, in Sicilia. At the end of 2023 it had 10,644 residents, ranked 17 of 82 municipalities in the province.
Earthquakes
For Italy's Civil Protection Department, Trabia is in seismic zone 2, a zone where strong earthquakes are possible. Most municipalities in the province (81 of 82) are in the same zone.
In the built-up area, the expected ground shaking (peak ground acceleration, PGA) is about 0.177 g, a medium-high value: the level with a 10% probability of being exceeded in 50 years, on rock.
For anyone buying in Trabia, 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 grown by 2.7%. The estimated average age is 45 years, in line with the province. 22% of residents are over 65 (the regional figure is 23%). Foreign residents make up 1.7% of the population. On average, a household has 2.2 members.
Income and climate
In tax year 2024, taxpayers in Trabia declared an average taxable income of 18,655 euros, below the provincial average (21,337 euros). The Italian average is 24,895 euros.
Trabia is in climate zone B, with 735 heating degree days: heating may be switched on from 1 December to 31 March, for up to 8 hours a day. The same table puts the town hall at 50 metres above sea level.
Services
In the official Ministry of Education and Ministry of Health lists, Trabia has 9 schools and 3 pharmacies. The Overture Maps data also lists 6 grocery shops and supermarkets, 3 healthcare facilities, 4 sports facilities and 1 green area.
There are 0.3 healthcare facilities per 1,000 residents, fewer than the province average (0.7).
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 17.1% of the land in Trabia, compared with 5.7% in the province and 6.6% in the region. In 2024 built-up land stayed almost the same.
Radon and contaminated sites
Official databases list no contaminated sites in Trabia.
Landslides and flooding
Landslide and flood hazard changes from one street to the next even within Trabia: 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 Trabia 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 86 inhabited census areas in Trabia. Half of the residents live in areas scoring 74 or more.
Residents by band
- modest 7.7%
- fair 30.4%
- good 44.3%
- very good 17.6%
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.
- 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 082073. The text on this page is generated automatically from the data.