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Population & demographics
All demographic data for Senago: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Senago.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Senago.
Senago is a medium-sized municipality in the province of Milano, Lombardia region. With a population of 21.754 inhabitants and a density of 2475 per km², it covers an area of 8.8 km². The average declared income is 26.262 €.
Senago in numbers: the analysis
Few municipalities in Lombardia are larger: it ranks no. 62 by population out of 1502.
Among the 133 municipalities of the province of Milano, Senago ranks 26 by population.
Senago has grown substantially since 1951: from 5,485 inhabitants then to 21,754 in 2026, an increase of 296.6%.
The generational balance is in line with the norm: the ageing index of Senago is 199 (over-65s per 100 under-14s).
For 2050 the projections point to an essentially unchanged population: about 22,717 inhabitants.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 21.481 |
| 2020 | 21.678 |
| 2021 | 21.307 |
| 2022 | 21.360 |
| 2023 | 21.417 |
| 2024 | 21.471 |
| 2025 | 21.566 |
| 2026 | 21.754 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 10.715 | 49.3% |
| Women | 11.039 | 50.7% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 142 |
| 2022 | 145 |
| 2023 | 118 |
| 2024 | 131 |
| 2025 | 128 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 5485 |
| 1961 | 11.392 |
| 1971 | 16.844 |
| 1981 | 17.556 |
| 1991 | 18.203 |
| 2001 | 18.899 |
| 2011 | 20.914 |
| 2019 | 21.481 |
| 2020 | 21.678 |
| 2021 | 21.307 |
| 2022 | 21.360 |
| 2023 | 21.417 |
| 2024 | 21.471 |
| 2025 | 21.566 |
| 2026 | 21.754 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 19.020 | 44.1% |
| Married | 19.340 | 44.9% |
| Divorced | 1870 | 4.3% |
| Widowed | 2862 | 6.6% |
School-Age Population (2026)
Total 0-18 years: 3471
| Valore | |
|---|---|
| Nido (0-2) | 398 |
| Infanzia (3-5) | 465 |
| Primaria (6-10) | 917 |
| Medie (11-13) | 570 |
| Superiori (14-18) | 1121 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Senago population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/senago-015206" title="Population pyramid of Senago — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/senago-015206" alt="Population pyramid of Senago — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>