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Population & demographics
All demographic data for Arsago Seprio: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Arsago Seprio.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Arsago Seprio.
Arsago Seprio is a small municipality in the province of Varese, Lombardia region. With a population of 4.727 inhabitants and a density of 450 per km², it covers an area of 10,5 km². The average declared income is 26.083 €.
Arsago Seprio in numbers: the analysis
Among the 136 municipalities of the province of Varese, Arsago Seprio ranks 54 by population.
Demographic projections to 2050 estimate about 4,232 inhabitants for Arsago Seprio: an expected decline of 10.5% from today.
The generational balance is in line with the norm: the ageing index of Arsago Seprio is 233 (over-65s per 100 under-14s).
Arsago Seprio has grown substantially since 1951: from 1,848 inhabitants then to 4,727 in 2026, an increase of 155.8%.
Population Trend
Male/Female Ratio
Demographic Statistics
Demographic Indices
Denominator: annual mean population
Denominator: annual mean population
Births (recent years)
Historical Population (1951-present)
Marital Status (2025)
School-Age Population (2026)
Total 0-18 years: 725
Foreign residents
Foreign presence and top citizenships
Denominator: residents on 1 January (stock)
Embed this chart
Use the Arsago Seprio population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/arsago-seprio-012005" title="Population pyramid of Arsago Seprio — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/arsago-seprio-012005" alt="Population pyramid of Arsago Seprio — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>