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Population & demographics
All demographic data for Arese: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Arese.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Arese.
Arese is a medium-sized municipality in the province of Milano, Lombardia region. With a population of 19.545 inhabitants and a density of 3059 per km², it covers an area of 6.4 km². The average declared income is 39.862 €.
Arese in numbers: the analysis
Few municipalities in Lombardia are larger: it ranks no. 78 by population out of 1502.
Among the 133 municipalities of the province of Milano, Arese ranks 33 by population.
Arese has grown substantially since 1951: from 2,470 inhabitants then to 19,545 in 2026, an increase of 691.3%.
The generational balance is in line with the norm: the ageing index of Arese is 249 (over-65s per 100 under-14s).
Looking ahead to 2050, projections give Arese about 20,813 inhabitants, up 6.5% from today.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 19.190 |
| 2020 | 19.295 |
| 2021 | 19.463 |
| 2022 | 19.551 |
| 2023 | 19.556 |
| 2024 | 19.515 |
| 2025 | 19.505 |
| 2026 | 19.545 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 9407 | 48.1% |
| Women | 10.138 | 51.9% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 112 |
| 2022 | 119 |
| 2023 | 87 |
| 2024 | 107 |
| 2025 | 105 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 2470 |
| 1961 | 3037 |
| 1971 | 5052 |
| 1981 | 15.294 |
| 1991 | 18.612 |
| 2001 | 18.771 |
| 2011 | 19.138 |
| 2019 | 19.190 |
| 2020 | 19.295 |
| 2021 | 19.463 |
| 2022 | 19.551 |
| 2023 | 19.556 |
| 2024 | 19.515 |
| 2025 | 19.505 |
| 2026 | 19.545 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 16.350 | 41.9% |
| Married | 17.934 | 46.0% |
| Divorced | 1856 | 4.8% |
| Widowed | 2870 | 7.4% |
School-Age Population (2026)
Total 0-18 years: 3163
| Valore | |
|---|---|
| Nido (0-2) | 316 |
| Infanzia (3-5) | 389 |
| Primaria (6-10) | 800 |
| Medie (11-13) | 553 |
| Superiori (14-18) | 1105 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Arese population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/arese-015009" title="Population pyramid of Arese — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/arese-015009" alt="Population pyramid of Arese — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>