Piglio is a small municipality in the province of Frosinone, Lazio region. With a population of 4248 inhabitants and a density of 0 per km², it covers an area of 0.0 km². The average declared income is 21.197 €.

Population Trend

Male/Female Ratio

4248Totale
Men
Women

Demographic Statistics

Men2100
Women2148
Year2026

Demographic Indices

-1.21%
Annual change
change from the previous year
291
Ageing index
65+ / 0-14 × 100
61.3
Dependency ratio
(0-14 + 65+) / 15-64 × 100
199
Workforce replacement
60-64 / 15-19 × 100
158.9
Workforce structure
40-64 / 15-39 × 100
15.9
Child dependency
0-4 / women 15-49 × 100
48.84
Average age
weighted average age

Births (recent years)

Historical Population (1951-present)

Marital Status (2026)

0Totale
Single
Married
Divorced
Widowed

School-Age Population (2026)

Total 0-18 years: 564

Foreign residents

Foreign presence and top citizenships

Main citizenships
Foreign residents
179
Foreign-resident share: 4.16%
Main citizenships
Romania106
Perù9
Bulgaria7
Ucraina6
Bangladesh5
Source: ISTAT 2025, MEF 2023, ISPRA 2024, EEA 2022 · Year: 2025