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Population & demographics
All demographic data for San Nazzaro Sesia: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for San Nazzaro Sesia.
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Air quality (PM2.5, PM10, NO2) and land consumption data for San Nazzaro Sesia.
San Nazzaro Sesia is a small municipality in the province of Novara, Piemonte region. With a population of 701 inhabitants and a density of 62 per km², it covers an area of 11.4 km². The average declared income is 23.618 €.
San Nazzaro Sesia in numbers: the analysis
The census record tells a story of long decline: in 1951 San Nazzaro Sesia had 1,028 inhabitants; today (2026) it has 701 — 31.8% fewer.
The ageing index is one of the starkest signals: in San Nazzaro Sesia there are 296 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 596 inhabitants for San Nazzaro Sesia: an expected decline of 15% from today.
Compared with the provincial average of Novara (about 4,206 residents per municipality), San Nazzaro Sesia is a markedly smaller centre.
Among the 87 municipalities of the province of Novara, San Nazzaro Sesia ranks 79 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 735 |
| 2020 | 736 |
| 2021 | 745 |
| 2022 | 731 |
| 2023 | 712 |
| 2024 | 702 |
| 2025 | 694 |
| 2026 | 701 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 366 | 52.2% |
| Women | 335 | 47.8% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 3 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1028 |
| 1961 | 903 |
| 1971 | 801 |
| 1981 | 804 |
| 1991 | 701 |
| 2001 | 726 |
| 2011 | 690 |
| 2019 | 735 |
| 2020 | 736 |
| 2021 | 745 |
| 2022 | 731 |
| 2023 | 712 |
| 2024 | 702 |
| 2025 | 694 |
| 2026 | 701 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 568 | 40.9% |
| Married | 654 | 47.1% |
| Divorced | 46 | 3.3% |
| Widowed | 120 | 8.6% |
School-Age Population (2026)
Total 0-18 years: 94
| Valore | |
|---|---|
| Nido (0-2) | 8 |
| Infanzia (3-5) | 8 |
| Primaria (6-10) | 24 |
| Medie (11-13) | 21 |
| Superiori (14-18) | 33 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the San Nazzaro Sesia population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/san-nazzaro-sesia-003134" title="Population pyramid of San Nazzaro Sesia — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/san-nazzaro-sesia-003134" alt="Population pyramid of San Nazzaro Sesia — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>