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Population & demographics
All demographic data for Castellazzo Novarese: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Castellazzo Novarese.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Castellazzo Novarese.
Castellazzo Novarese is a small municipality in the province of Novara, Piemonte region. With a population of 331 inhabitants and a density of 29 per km², it covers an area of 11.3 km². The average declared income is 22.060 €.
Castellazzo Novarese in numbers: the analysis
Looking ahead to 2050, projections give Castellazzo Novarese about 376 inhabitants, up 13.6% from today.
The generational balance is in line with the norm: the ageing index of Castellazzo Novarese is 122 (over-65s per 100 under-14s).
The census record tells a story of long decline: in 1951 Castellazzo Novarese had 655 inhabitants; today (2026) it has 331 — 49.5% fewer.
Among the 87 municipalities of the province of Novara, Castellazzo Novarese ranks 86 by population.
Compared with the provincial average of Novara (about 4,206 residents per municipality), Castellazzo Novarese is a markedly smaller centre.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 319 |
| 2020 | 318 |
| 2021 | 318 |
| 2022 | 316 |
| 2023 | 320 |
| 2024 | 335 |
| 2025 | 344 |
| 2026 | 331 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 165 | 49.8% |
| Women | 166 | 50.2% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 6 |
| 2024 | 1 |
| 2025 | 1 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 655 |
| 1961 | 551 |
| 1971 | 428 |
| 1981 | 313 |
| 1991 | 272 |
| 2001 | 260 |
| 2011 | 323 |
| 2019 | 319 |
| 2020 | 318 |
| 2021 | 318 |
| 2022 | 316 |
| 2023 | 320 |
| 2024 | 335 |
| 2025 | 344 |
| 2026 | 331 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 328 | 47.7% |
| Married | 270 | 39.2% |
| Divorced | 46 | 6.7% |
| Widowed | 44 | 6.4% |
School-Age Population (2026)
Total 0-18 years: 66
| Valore | |
|---|---|
| Nido (0-2) | 7 |
| Infanzia (3-5) | 4 |
| Primaria (6-10) | 19 |
| Medie (11-13) | 18 |
| Superiori (14-18) | 18 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Castellazzo Novarese population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/castellazzo-novarese-003042" title="Population pyramid of Castellazzo Novarese — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/castellazzo-novarese-003042" alt="Population pyramid of Castellazzo Novarese — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>