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Population & demographics
All demographic data for Casazza: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Casazza.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Casazza.
Casazza is a small municipality in the province of Bergamo, Lombardia region. With a population of 3843 inhabitants and a density of 536 per km², it covers an area of 7.2 km². The average declared income is 23.866 €.
Casazza in numbers: the analysis
Casazza has grown substantially since 1951: from 2,302 inhabitants then to 3,843 in 2026, an increase of 66.9%.
The generational balance is in line with the norm: the ageing index of Casazza is 169 (over-65s per 100 under-14s).
Demographic projections to 2050 estimate about 3,333 inhabitants for Casazza: an expected decline of 13.3% from today.
Among the 243 municipalities of the province of Bergamo, Casazza ranks 108 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 4006 |
| 2020 | 3953 |
| 2021 | 3865 |
| 2022 | 3838 |
| 2023 | 3792 |
| 2024 | 3791 |
| 2025 | 3836 |
| 2026 | 3843 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 1905 | 49.6% |
| Women | 1938 | 50.4% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 37 |
| 2022 | 30 |
| 2023 | 39 |
| 2024 | 23 |
| 2025 | 33 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 2302 |
| 1961 | 2402 |
| 1971 | 2729 |
| 1981 | 3162 |
| 1991 | 3266 |
| 2001 | 3478 |
| 2011 | 4021 |
| 2019 | 4006 |
| 2020 | 3953 |
| 2021 | 3865 |
| 2022 | 3838 |
| 2023 | 3792 |
| 2024 | 3791 |
| 2025 | 3836 |
| 2026 | 3843 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 3348 | 43.6% |
| Married | 3516 | 45.8% |
| Divorced | 246 | 3.2% |
| Widowed | 562 | 7.3% |
School-Age Population (2026)
Total 0-18 years: 669
| Valore | |
|---|---|
| Nido (0-2) | 96 |
| Infanzia (3-5) | 84 |
| Primaria (6-10) | 172 |
| Medie (11-13) | 113 |
| Superiori (14-18) | 204 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Casazza population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/casazza-016058" title="Population pyramid of Casazza — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/casazza-016058" alt="Population pyramid of Casazza — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>