Viterbo · Lazio
Data updated to year 2026
Population
3211
inhabitants
Annual change
+11
people
Density
96
inh./km²
Area
33,5
km²
Live births
20
Deaths
46
Natural balance
-26
Migration balance
-3
| Year | Total | Males | Females | Births | Deaths | Nat. bal. | Migr. bal. |
|---|---|---|---|---|---|---|---|
| 2019 | 3358 | 1614 | 1744 | 19 | 44 | -25 | -12 |
| 2020 | 3326 | 1588 | 1738 | 24 | 48 | -24 | -1 |
| 2021 | 3283 | 1561 | 1722 | 21 | 51 | -30 | -5 |
| 2022 | 3271 | 1562 | 1709 |
| 18 |
| 62 |
| -44 |
| +12 |
| 2023 | 3238 | 1542 | 1696 | 22 | 39 | -17 | -17 |
| 2024 | 3207 | 1527 | 1680 | 20 | 46 | -26 | -3 |
| 2025 | 3200 | 1521 | 1679 | N/D | N/D | N/D | N/D |
| 2026 | 3211 | 1513 | 1698 | 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.