Biella · Piemonte
Population of Sostegno
Data updated to year 2026
Population
732
inhabitants
Annual change
+3
people
Density
N/D
inh./km²
Area
N/D
km²
Natural and migratory movement (2025)
Live births
2
Deaths
10
Natural balance
-8
Migration balance
+8
Historical population trend
| Year | Total | Males | Females | Births | Deaths | Nat. bal. | Migr. bal. |
|---|---|---|---|---|---|---|---|
| 2019 | 769 | 365 | 404 | 1 | 9 | -8 | +3 |
| 2020 | 765 | 367 | 398 | 5 | 10 | -5 | -8 |
| 2021 | 750 | 356 | 394 | 3 | 11 | -8 | -1 |
| 2022 | 740 | 355 | 385 | 2 | 13 | -11 | +6 |
| 2023 | 731 | 355 | 376 | 3 | 8 | -5 | 0 |
| 2024 | 733 | 360 | 373 | 3 | 13 | -10 | +9 |
| 2025 | 729 | 354 | 375 | 2 | 10 | -8 | +8 |
| 2026 | 732 | 353 | 379 | N/D | N/D | N/D | N/D |
Note: population data and demographic movements (births, deaths, balances) come from separate ISTAT sources. Annual totals may not exactly match the sum of balances.