Viterbo · Lazio
Data updated to year 2026
Population
8167
inhabitants
Annual change
+6
people
Density
235
inh./km²
Area
34,8
km²
Live births
41
Deaths
94
Natural balance
-53
Migration balance
-12
| Year | Total | Males | Females | Births | Deaths | Nat. bal. | Migr. bal. |
|---|---|---|---|---|---|---|---|
| 2019 | 8179 | 4070 | 4109 | 60 | 83 | -23 | -42 |
| 2020 | 8113 | 4049 | 4064 | 53 | 65 | -12 | +14 |
| 2021 | 8094 | 4023 | 4071 | 44 | 69 | -25 | +35 |
| 2022 | 8133 | 4029 | 4104 |
| 53 |
| 84 |
| -31 |
| +79 |
| 2023 | 8220 | 4079 | 4141 | 48 | 92 | -44 | -1 |
| 2024 | 8217 | 4087 | 4130 | 41 | 94 | -53 | -12 |
| 2025 | 8161 | 4055 | 4106 | N/D | N/D | N/D | N/D |
| 2026 | 8167 | 4079 | 4088 | 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.