Explore related data
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Region page
Open the full profile page for Lazio.
Province page
Open the full profile page for the province of Frosinone.
Income overview
Explore the income map and the municipalities with the highest and lowest values.
Regional income ranking
View the municipalities in Lazio ranked by average income.
Provincial population ranking
View the municipalities in the province of Frosinone ranked by population.
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Population & demographics
All demographic data for Trevi nel Lazio: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Trevi nel Lazio.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Trevi nel Lazio.
Population Trend
Male/Female Ratio
Demographic Statistics
Demographic Indices
Births (recent years)
Historical Population (1951-present)
Marital Status (2026)
School-Age Population (2026)
Total 0-18 years: 178
Foreign residents
Foreign presence and top citizenships