Grottaferrata is a medium-sized municipality in the province of Roma, Lazio region. With a population of 20.345 inhabitants and a density of 0 per km², it covers an area of 0.0 km². The average declared income is 32.150 €.

Population Trend

Male/Female Ratio

20.345Totale
Men
Women

Demographic Statistics

Men9558
Women10.787
Year2026

Demographic Indices

+0.19%
Annual change
change from the previous year
230
Ageing index
65+ / 0-14 × 100
60
Dependency ratio
(0-14 + 65+) / 15-64 × 100
150.5
Workforce replacement
60-64 / 15-19 × 100
152.6
Workforce structure
40-64 / 15-39 × 100
15
Child dependency
0-4 / women 15-49 × 100
47.39
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: 3187

Foreign residents

Foreign presence and top citizenships

Main citizenships
Foreign residents
1536
Foreign-resident share: 7.56%
Main citizenships
Romania372
Ucraina112
Albania95
Perù78
Filippine67
Source: ISTAT 2025, MEF 2023, ISPRA 2024, EEA 2022 · Year: 2025