Viterbo · Lazio
Data updated to year 2026
Population
1444
inhabitants
Annual change
-9
people
Density
44
inh./km²
Area
33
km²
Live births
1
Deaths
21
Natural balance
-20
Migration balance
+9
| Year | Total | Males | Females | Births | Deaths | Nat. bal. | Migr. bal. |
|---|---|---|---|---|---|---|---|
| 2019 | 1557 | 756 | 801 | 13 | 32 | -19 | -2 |
| 2020 | 1540 | 758 | 782 | 10 | 30 | -20 | -20 |
| 2021 | 1500 | 745 | 755 | 8 | 30 | -22 | +17 |
| 2022 | 1493 | 741 | 752 |
| 5 |
| 40 |
| -35 |
| -20 |
| 2023 | 1443 | 727 | 716 | 11 | 30 | -19 | +16 |
| 2024 | 1450 | 728 | 722 | 1 | 21 | -20 | +9 |
| 2025 | 1453 | 725 | 728 | N/D | N/D | N/D | N/D |
| 2026 | 1444 | 723 | 721 | 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.