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Population & demographics
All demographic data for Colazza: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Colazza.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Colazza.
Colazza is a small municipality in the province of Novara, Piemonte region. With a population of 553 inhabitants and a density of 192 per km², it covers an area of 2.9 km². The average declared income is 26.419 €.
Colazza in numbers: the analysis
Colazza has grown substantially since 1951: from 388 inhabitants then to 553 in 2026, an increase of 42.5%.
Among the 87 municipalities of the province of Novara, Colazza ranks 82 by population.
Compared with the provincial average of Novara (about 4,206 residents per municipality), Colazza is a markedly smaller centre.
Looking ahead to 2050, projections give Colazza about 1,079 inhabitants, up 95.1% from today.
The ageing index is one of the starkest signals: in Colazza there are 256 residents over 65 for every 100 under 14, well above the national average.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 455 |
| 2020 | 466 |
| 2021 | 514 |
| 2022 | 530 |
| 2023 | 549 |
| 2024 | 541 |
| 2025 | 546 |
| 2026 | 553 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 283 | 51.2% |
| Women | 270 | 48.8% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 3 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 1 |
| 2025 | 3 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 388 |
| 1961 | 381 |
| 1971 | 364 |
| 1981 | 406 |
| 1991 | 417 |
| 2001 | 416 |
| 2011 | 463 |
| 2019 | 455 |
| 2020 | 466 |
| 2021 | 514 |
| 2022 | 530 |
| 2023 | 549 |
| 2024 | 541 |
| 2025 | 546 |
| 2026 | 553 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 478 | 43.8% |
| Married | 456 | 41.8% |
| Divorced | 78 | 7.1% |
| Widowed | 80 | 7.3% |
School-Age Population (2026)
Total 0-18 years: 82
| Valore | |
|---|---|
| Nido (0-2) | 9 |
| Infanzia (3-5) | 10 |
| Primaria (6-10) | 21 |
| Medie (11-13) | 13 |
| Superiori (14-18) | 29 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Colazza population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/colazza-003051" title="Population pyramid of Colazza — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/colazza-003051" alt="Population pyramid of Colazza — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>