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Population & demographics
All demographic data for Grezzago: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Grezzago.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Grezzago.
Grezzago is a small municipality in the province of Milano, Lombardia region. With a population of 3176 inhabitants and a density of 1126 per km², it covers an area of 2.8 km². The average declared income is 25.249 €.
Grezzago in numbers: the analysis
Among the 133 municipalities of the province of Milano, Grezzago ranks 122 by population.
Compared with the provincial average of Milano (about 24,459 residents per municipality), Grezzago is a markedly smaller centre.
Looking ahead to 2050, projections give Grezzago about 3,888 inhabitants, up 22.4% from today.
The generational balance is in line with the norm: the ageing index of Grezzago is 140 (over-65s per 100 under-14s).
Grezzago has grown substantially since 1951: from 976 inhabitants then to 3,176 in 2026, an increase of 225.4%.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 2994 |
| 2020 | 3045 |
| 2021 | 3067 |
| 2022 | 3071 |
| 2023 | 3134 |
| 2024 | 3171 |
| 2025 | 3207 |
| 2026 | 3176 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 1645 | 51.8% |
| Women | 1531 | 48.2% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 18 |
| 2022 | 25 |
| 2023 | 30 |
| 2024 | 23 |
| 2025 | 23 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 976 |
| 1961 | 1068 |
| 1971 | 1228 |
| 1981 | 1297 |
| 1991 | 1628 |
| 2001 | 2090 |
| 2011 | 2842 |
| 2019 | 2994 |
| 2020 | 3045 |
| 2021 | 3067 |
| 2022 | 3071 |
| 2023 | 3134 |
| 2024 | 3171 |
| 2025 | 3207 |
| 2026 | 3176 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 3048 | 47.5% |
| Married | 2858 | 44.6% |
| Divorced | 220 | 3.4% |
| Widowed | 288 | 4.5% |
School-Age Population (2026)
Total 0-18 years: 565
| Valore | |
|---|---|
| Nido (0-2) | 69 |
| Infanzia (3-5) | 90 |
| Primaria (6-10) | 157 |
| Medie (11-13) | 82 |
| Superiori (14-18) | 167 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Grezzago population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/grezzago-015110" title="Population pyramid of Grezzago — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/grezzago-015110" alt="Population pyramid of Grezzago — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>