Viterbo · Lazio
Data updated to year 2026
Population
1951
inhabitants
Annual change
-22
people
Density
112
inh./km²
Area
17,4
km²
Live births
5
Deaths
24
Natural balance
-19
Migration balance
+20
| Year | Total | Males | Females | Births | Deaths | Nat. bal. | Migr. bal. |
|---|---|---|---|---|---|---|---|
| 2019 | 1940 | 928 | 1012 | 18 | 26 | -8 | -4 |
| 2020 | 1912 | 916 | 996 | 19 | 23 | -4 | +11 |
| 2021 | 1932 | 925 | 1007 | 14 | 28 | -14 | +5 |
| 2022 | 1934 | 928 | 1006 |
| 13 |
| 24 |
| -11 |
| +14 |
| 2023 | 1943 | 929 | 1014 | 10 | 23 | -13 | +11 |
| 2024 | 1947 | 937 | 1010 | 5 | 24 | -19 | +20 |
| 2025 | 1973 | 960 | 1013 | N/D | N/D | N/D | N/D |
| 2026 | 1951 | 953 | 998 | 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.