All things you need to know about living in Trevi nel Lazio
Trevi nel Lazio, in the province of Frosinone, is home to 2 Maltese nationals: 0.12% of its 1,701 residents.
That is the 15th-highest concentration of Maltese nationals among the 5,872 Italian comuni with at least 1,000 residents.
Within Lazio it ranks 1st.
ISTAT counts 109 residents with a foreign citizenship in Trevi nel Lazio, 6.41% of the population. The largest groups among the nationalities we follow most closely are Mexicans (3), Russians (2), Brazilians (1).
On ISTAT's well-being measures, the province of Frosinone scores in the top quarter of Italian provinces for people with at least upper secondary education level (25-64 years old).
It scores in the bottom quarter for medical specialists and average disposable income per capita.
These figures describe the province, not the town. A comune can sit some way from its province's average.
Summers average a high of 25.6°C (78°F) and winters a low of -2.4°C (28°F), measured over 2015 to 2024.
Trevi nel Lazio sees about 4 days a year above 30°C (86°F).
It gets about 1,409mm of rain a year, spread across roughly 139 days.
These come from ERA5-Land reanalysis at the comune itself, not from the nearest weather station.
OMI puts residential purchase prices in Trevi nel Lazio at about €407 per square meter in the second half of 2025.
That is below most Italian comuni.
Trevi nel Lazio population over time
By nationality
| Nationality | Citizens | Share |
|---|---|---|
| Romania | 22 | 1.29% |
| Ukraine | 10 | 0.59% |
| Mexico | 3 | 0.18% |
| Albania | 2 | 0.12% |
| Bulgaria | 2 | 0.12% |
| Malta | 2 | 0.12% |
| Russia | 2 | 0.12% |
| Brazil | 1 | 0.06% |
| Germany | 1 | 0.06% |
| Poland | 1 | 0.06% |
| United States | 1 | 0.06% |
| Argentina | 0 | 0.00% |
| Austria | 0 | 0.00% |
| Australia | 0 | 0.00% |
| Belgium | 0 | 0.00% |
| Canada | 0 | 0.00% |
| Switzerland | 0 | 0.00% |
| Cyprus | 0 | 0.00% |
| Czechia | 0 | 0.00% |
| Denmark | 0 | 0.00% |
| Estonia | 0 | 0.00% |
| Spain | 0 | 0.00% |
| Finland | 0 | 0.00% |
| France | 0 | 0.00% |
| United Kingdom | 0 | 0.00% |
| Greece | 0 | 0.00% |
| Croatia | 0 | 0.00% |
| Hungary | 0 | 0.00% |
| Ireland | 0 | 0.00% |
| Japan | 0 | 0.00% |
| South Korea | 0 | 0.00% |
| Lithuania | 0 | 0.00% |
| Luxembourg | 0 | 0.00% |
| Latvia | 0 | 0.00% |
| Netherlands | 0 | 0.00% |
| Norway | 0 | 0.00% |
| Portugal | 0 | 0.00% |
| Sweden | 0 | 0.00% |
| Slovenia | 0 | 0.00% |
| Slovakia | 0 | 0.00% |
| Venezuela | 0 | 0.00% |
Country of birth
| Group | Residents | Share |
|---|---|---|
| Born in Italy | 1,584 | 93.12% |
| Born elsewhere in the EU | 28 | 1.65% |
| Born outside the EU | 89 | 5.23% |
Maltese nationals over time
Quality of life in Frosinone
Full BES profile for Frosinone →Frosinone on cost vs quality of life (province-level) →
Property prices
Buying in Trevi nel Lazio is well below the Frosinone average of €601/m². Averaged across 3 OMI micro-zones, which can differ substantially within the same town. OMI records no rental figures here.
Housing here in excellent condition costs 32% more than ordinary condition — €536/m² against €407.
That gap is what the market charges for a place you don’t have to work on. It is not what the work would cost you — OMI prices property, not builders.
A detached house here averages €538/m², against €407 for an apartment.
Compared street for street — houses and flats priced in the same neighborhood — a house costs 24% more per square meter.
OMI prices “Ville e Villini” separately from the apartments every other figure on this page describes. Nationally a house costs about 14% more per square meter, but in 450 comuni it costs less — worth checking rather than assuming.
Nearby comuni
← See Trevi nel Lazio on the interactive map
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