Viterbo · Lazio
Data updated to year 2026
Population
8439
inhabitants
Annual change
+49
people
Density
161
inh./km²
Area
52,5
km²
Live births
40
Deaths
101
Natural balance
-61
Migration balance
+7
| Year | Total | Males | Females | Births | Deaths | Nat. bal. | Migr. bal. |
|---|---|---|---|---|---|---|---|
| 2019 | 8364 | 4146 | 4218 | 47 | 128 | -81 | +24 |
| 2020 | 8331 | 4124 | 4207 | 36 | 102 | -66 | +44 |
| 2021 | 8343 | 4132 | 4211 | 42 | 124 | -82 | +45 |
| 2022 | 8417 | 4200 |
| 4217 |
| 44 |
| 106 |
| -62 |
| +9 |
| 2023 | 8456 | 4199 | 4257 | 36 | 111 | -75 | +8 |
| 2024 | 8429 | 4206 | 4223 | 40 | 101 | -61 | +7 |
| 2025 | 8390 | 4196 | 4194 | N/D | N/D | N/D | N/D |
| 2026 | 8439 | 4208 | 4231 | 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.