Explore related data
Jump from local statistics to linked rankings and territorial pages.
Region page
Open the full profile page for Piemonte.
Province page
Open the full profile page for the province of Biella.
Income overview
Explore the income map and the municipalities with the highest and lowest values.
Regional income ranking
View the municipalities in Piemonte ranked by average income.
Provincial population ranking
View the municipalities in the province of Biella ranked by population.
Compare this municipality
Open the comparison page with this municipality preselected.
Population & demographics
All demographic data for Sandigliano: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Sandigliano.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Sandigliano.
Sandigliano is a small municipality in the province of Biella, Piemonte region. With a population of 2563 inhabitants and a density of 248 per km², it covers an area of 10.3 km². The average declared income is 25.609 €.
Sandigliano in numbers: the analysis
Demographic projections to 2050 estimate about 2,257 inhabitants for Sandigliano: an expected decline of 11.9% from today.
The ageing index is one of the starkest signals: in Sandigliano there are 337 residents over 65 for every 100 under 14, well above the national average.
Sandigliano has grown substantially since 1951: from 1,728 inhabitants then to 2,563 in 2026, an increase of 48.3%.
Among the 74 municipalities of the province of Biella, Sandigliano ranks 14 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 2660 |
| 2020 | 2639 |
| 2021 | 2595 |
| 2022 | 2570 |
| 2023 | 2558 |
| 2024 | 2573 |
| 2025 | 2601 |
| 2026 | 2563 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 1231 | 48.0% |
| Women | 1332 | 52.0% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 17 |
| 2022 | 8 |
| 2023 | 9 |
| 2024 | 10 |
| 2025 | 5 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1728 |
| 1961 | 2063 |
| 1971 | 2403 |
| 1981 | 2700 |
| 1991 | 2662 |
| 2001 | 2733 |
| 2011 | 2762 |
| 2019 | 2660 |
| 2020 | 2639 |
| 2021 | 2595 |
| 2022 | 2570 |
| 2023 | 2558 |
| 2024 | 2573 |
| 2025 | 2601 |
| 2026 | 2563 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 2092 | 40.2% |
| Married | 2418 | 46.5% |
| Divorced | 260 | 5.0% |
| Widowed | 432 | 8.3% |
School-Age Population (2026)
Total 0-18 years: 309
| Valore | |
|---|---|
| Nido (0-2) | 26 |
| Infanzia (3-5) | 45 |
| Primaria (6-10) | 87 |
| Medie (11-13) | 48 |
| Superiori (14-18) | 103 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Sandigliano population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/sandigliano-096059" title="Population pyramid of Sandigliano — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/sandigliano-096059" alt="Population pyramid of Sandigliano — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>