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Population & demographics
All demographic data for Serravalle Sesia: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Serravalle Sesia.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Serravalle Sesia.
Serravalle Sesia is a small municipality in the province of Vercelli, Piemonte region. With a population of 4636 inhabitants and a density of 223 per km², it covers an area of 20.8 km². The average declared income is 23.453 €.
Serravalle Sesia in numbers: the analysis
By population, Serravalle Sesia ranks no. 8 among the 82 municipalities of the province of Vercelli.
Over the long run the population of Serravalle Sesia has stayed essentially stable: 4,546 inhabitants in 1951, 4,636 in 2026 (less than 5% change).
The ageing index is one of the starkest signals: in Serravalle Sesia there are 263 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 3,897 inhabitants for Serravalle Sesia: an expected decline of 15.9% from today.
The average municipality in the province of Vercelli has about 2,026 residents: Serravalle Sesia has 2.3 times as many.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 4877 |
| 2020 | 4835 |
| 2021 | 4717 |
| 2022 | 4751 |
| 2023 | 4738 |
| 2024 | 4718 |
| 2025 | 4702 |
| 2026 | 4636 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 2265 | 48.9% |
| Women | 2371 | 51.1% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 33 |
| 2022 | 30 |
| 2023 | 23 |
| 2024 | 21 |
| 2025 | 29 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 4546 |
| 1961 | 5284 |
| 1971 | 5329 |
| 1981 | 5264 |
| 1991 | 5040 |
| 2001 | 5008 |
| 2011 | 5141 |
| 2019 | 4877 |
| 2020 | 4835 |
| 2021 | 4717 |
| 2022 | 4751 |
| 2023 | 4738 |
| 2024 | 4718 |
| 2025 | 4702 |
| 2026 | 4636 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 3992 | 42.5% |
| Married | 4072 | 43.3% |
| Divorced | 506 | 5.4% |
| Widowed | 834 | 8.9% |
School-Age Population (2026)
Total 0-18 years: 654
| Valore | |
|---|---|
| Nido (0-2) | 75 |
| Infanzia (3-5) | 87 |
| Primaria (6-10) | 170 |
| Medie (11-13) | 117 |
| Superiori (14-18) | 205 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Serravalle Sesia population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/serravalle-sesia-002137" title="Population pyramid of Serravalle Sesia — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/serravalle-sesia-002137" alt="Population pyramid of Serravalle Sesia — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>