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Population & demographics
All demographic data for Cassago Brianza: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Cassago Brianza.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Cassago Brianza.
Cassago Brianza is a small municipality in the province of Lecco, Lombardia region. With a population of 4395 inhabitants and a density of 1274 per km², it covers an area of 3.5 km². The average declared income is 26.363 €.
Cassago Brianza in numbers: the analysis
Cassago Brianza has grown substantially since 1951: from 2,066 inhabitants then to 4,395 in 2026, an increase of 112.7%.
The generational balance is in line with the norm: the ageing index of Cassago Brianza is 189 (over-65s per 100 under-14s).
For 2050 the projections point to an essentially unchanged population: about 4,589 inhabitants.
Among the 84 municipalities of the province of Lecco, Cassago Brianza ranks 21 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 4340 |
| 2020 | 4335 |
| 2021 | 4388 |
| 2022 | 4370 |
| 2023 | 4399 |
| 2024 | 4425 |
| 2025 | 4403 |
| 2026 | 4395 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 2228 | 50.7% |
| Women | 2167 | 49.3% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 30 |
| 2022 | 35 |
| 2023 | 34 |
| 2024 | 19 |
| 2025 | 24 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 2066 |
| 1961 | 2474 |
| 1971 | 3027 |
| 1981 | 3596 |
| 1991 | 3870 |
| 2001 | 4068 |
| 2011 | 4406 |
| 2019 | 4340 |
| 2020 | 4335 |
| 2021 | 4388 |
| 2022 | 4370 |
| 2023 | 4399 |
| 2024 | 4425 |
| 2025 | 4403 |
| 2026 | 4395 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 3896 | 44.2% |
| Married | 4122 | 46.8% |
| Divorced | 228 | 2.6% |
| Widowed | 560 | 6.4% |
School-Age Population (2026)
Total 0-18 years: 752
| Valore | |
|---|---|
| Nido (0-2) | 77 |
| Infanzia (3-5) | 89 |
| Primaria (6-10) | 211 |
| Medie (11-13) | 137 |
| Superiori (14-18) | 238 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Cassago Brianza population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/cassago-brianza-097017" title="Population pyramid of Cassago Brianza — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/cassago-brianza-097017" alt="Population pyramid of Cassago Brianza — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>