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  1. Home
  2. Lazio
  3. Viterbo
  4. Viterbo

Viterbo is a large municipality in the province of Viterbo, Lazio region. With a population of 66.767 inhabitants and a density of 164 per km², it covers an area of 406.2 km². The average declared income is 24.637 €.

LazioViterbo

Viterbo

ISTAT Code: 056059

42.4174°N, 12.1047°E

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66.8k
Inhabitants
164
Inhabitants/km²
24.637 €
Average Income
13.79 µg/m³
PM2.5
6,3%
Land Consumption
406.2 km²
Area

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Population Trend

Male/Female Ratio

66.767Totale
Men
Women

Demographic Statistics

Men32.702
Women34.065
Year2026

Demographic Indices

+0.56%
Annual change
change from the previous year
226.6
Ageing index
65+ / 0-14 × 100
56.3
Dependency ratio
(0-14 + 65+) / 15-64 × 100
157.2
Workforce replacement
60-64 / 15-19 × 100
144.7
Workforce structure
40-64 / 15-39 × 100
15.4
Child dependency
0-4 / women 15-49 × 100
46.88
Average age
weighted average age

Births (recent years)

Historical Population (1951-present)

Marital Status (2025)

132.668Totale
Single
Married
Divorced
Widowed

School-Age Population (2026)

Total 0-18 years: 9884

Foreign residents

Foreign presence and top citizenships

Main citizenships
Foreign residents
7305
Foreign-resident share: 11%
Main citizenships
Romania1961
Sri Lanka541
Nigeria432
Ucraina393
Bangladesh326

Municipalities in the same province

Acquapendente

Viterbo, Lazio

Arlena di Castro

Viterbo, Lazio

Bagnoregio

Viterbo, Lazio

Barbarano Romano

Viterbo, Lazio

Bassano Romano

Viterbo, Lazio

Municipalities in the same region

Accumoli

Rieti, Lazio

Acquafondata

Frosinone, Lazio

Acquapendente

Viterbo, Lazio

Acuto

Frosinone, Lazio

Affile

Roma, Lazio

Agosta

Roma, Lazio

Municipalities with similar population

Aprilia

74.470 · Latina, Lazio

Pomezia

64.451 · Roma, Lazio

Anzio

59.633 · Roma, Lazio

Tivoli

55.061 · Roma, Lazio

Source: ISTAT 2025, MEF 2023, ISPRA 2024, EEA 2022 · Year: 2025