














Explore related data
Jump from local statistics to linked rankings and territorial pages.
Region page
Open the full profile page for Lombardia.
Province page
Open the full profile page for the province of Varese.
Income overview
Explore the income map and the municipalities with the highest and lowest values.
Regional income ranking
View the municipalities in Lombardia ranked by average income.
Provincial population ranking
View the municipalities in the province of Varese ranked by population.
Compare this municipality
Open the comparison page with this municipality preselected.
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.
Environment & air quality
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 4727 inhabitants and a density of 453 per km², it covers an area of 10.4 km². The average declared income is 25.079 €.
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
| Anno | Popolazione |
|---|---|
| 2019 | 4882 |
| 2020 | 4805 |
| 2021 | 4806 |
| 2022 | 4785 |
| 2023 | 4768 |
| 2024 | 4723 |
| 2025 | 4735 |
| 2026 | 4727 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 2326 | 49.2% |
| Women | 2401 | 50.8% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 29 |
| 2022 | 30 |
| 2023 | 21 |
| 2024 | 21 |
| 2025 | 23 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1848 |
| 1961 | 2670 |
| 1971 | 3047 |
| 1981 | 3822 |
| 1991 | 4106 |
| 2001 | 4509 |
| 2011 | 4845 |
| 2019 | 4882 |
| 2020 | 4805 |
| 2021 | 4806 |
| 2022 | 4785 |
| 2023 | 4768 |
| 2024 | 4723 |
| 2025 | 4735 |
| 2026 | 4727 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 4070 | 43.0% |
| Married | 4232 | 44.7% |
| Divorced | 446 | 4.7% |
| Widowed | 722 | 7.6% |
School-Age Population (2026)
Total 0-18 years: 725
| Valore | |
|---|---|
| Nido (0-2) | 63 |
| Infanzia (3-5) | 92 |
| Primaria (6-10) | 198 |
| Medie (11-13) | 121 |
| Superiori (14-18) | 251 |
Foreign residents
Foreign presence and top citizenships
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>