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Population & demographics
All demographic data for Somma Lombardo: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Somma Lombardo.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Somma Lombardo.
Somma Lombardo is a medium-sized municipality in the province of Varese, Lombardia region. With a population of 17.931 inhabitants and a density of 587 per km², it covers an area of 30.5 km². The average declared income is 24.948 €.
Somma Lombardo in numbers: the analysis
Few municipalities in Lombardia are larger: it ranks no. 88 by population out of 1502.
The average municipality in the province of Varese has about 6,506 residents: Somma Lombardo has 2.8 times as many.
Looking ahead to 2050, projections give Somma Lombardo about 19,491 inhabitants, up 8.7% from today.
The generational balance is in line with the norm: the ageing index of Somma Lombardo is 196 (over-65s per 100 under-14s).
Somma Lombardo has grown substantially since 1951: from 10,432 inhabitants then to 17,931 in 2026, an increase of 71.9%.
By population, Somma Lombardo ranks no. 8 among the 136 municipalities of the province of Varese.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 17.500 |
| 2020 | 17.561 |
| 2021 | 17.785 |
| 2022 | 17.749 |
| 2023 | 17.797 |
| 2024 | 17.794 |
| 2025 | 17.879 |
| 2026 | 17.931 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 8892 | 49.6% |
| Women | 9039 | 50.4% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 126 |
| 2022 | 124 |
| 2023 | 116 |
| 2024 | 106 |
| 2025 | 117 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 10.432 |
| 1961 | 13.296 |
| 1971 | 16.023 |
| 1981 | 16.913 |
| 1991 | 16.379 |
| 2001 | 16.247 |
| 2011 | 16.905 |
| 2019 | 17.500 |
| 2020 | 17.561 |
| 2021 | 17.785 |
| 2022 | 17.749 |
| 2023 | 17.797 |
| 2024 | 17.794 |
| 2025 | 17.879 |
| 2026 | 17.931 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 15.698 | 43.9% |
| Married | 15.494 | 43.3% |
| Divorced | 1820 | 5.1% |
| Widowed | 2746 | 7.7% |
School-Age Population (2026)
Total 0-18 years: 2878
| Valore | |
|---|---|
| Nido (0-2) | 340 |
| Infanzia (3-5) | 400 |
| Primaria (6-10) | 769 |
| Medie (11-13) | 538 |
| Superiori (14-18) | 831 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Somma Lombardo population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/somma-lombardo-012123" title="Population pyramid of Somma Lombardo — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/somma-lombardo-012123" alt="Population pyramid of Somma Lombardo — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>