Explore related data
Jump from local statistics to linked rankings and territorial pages.
Region page
Open the full profile page for Molise.
Province page
Open the full profile page for the province of Isernia.
Income overview
Explore the income map and the municipalities with the highest and lowest values.
Regional income ranking
View the municipalities in Molise ranked by average income.
Provincial population ranking
View the municipalities in the province of Isernia ranked by population.
Compare this municipality
Open the comparison page with this municipality preselected.
Population & demographics
All demographic data for Colli a Volturno: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Colli a Volturno.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Colli a Volturno.
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: 174
Foreign residents
Foreign presence and top citizenships