Siena · Toscana
Data updated to year 2026
Population
12.093
inhabitants
Annual change
+9
people
Density
154
inh./km²
Area
78,7
km²
Live births
82
Deaths
142
Natural balance
-60
Migration balance
+43
| Year | Total | Males | Females | Births | Deaths | Nat. bal. | Migr. bal. |
|---|---|---|---|---|---|---|---|
| 2019 | 12.532 | 6076 | 6456 | 77 | 155 | -78 | -67 |
| 2020 | 12.435 | 6037 | 6398 | 75 | 171 | -96 | +12 |
| 2021 | 12.195 | 5927 | 6268 | 84 | 164 | -80 | -8 |
| 2022 | 12.128 | 5921 | 6207 |
| 83 |
| 175 |
| -92 |
| +9 |
| 2023 | 12.110 | 5884 | 6226 | 74 | 157 | -83 | -31 |
| 2024 | 12.029 | 5849 | 6180 | 82 | 142 | -60 | +43 |
| 2025 | 12.084 | 5891 | 6193 | N/D | N/D | N/D | N/D |
| 2026 | 12.093 | 5923 | 6170 | 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.