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  1. Home
  2. Lazio
  3. Roma
  4. Grottaferrata

Grottaferrata is a medium-sized municipality in the province of Roma, Lazio region. With a population of 20.345 inhabitants and a density of 1106 per km², it covers an area of 18.4 km². The average declared income is 32.150 €.

LazioRoma

Grottaferrata

ISTAT Code: 058046

41.7885°N, 12.6677°E

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20.3k
Inhabitants
1106
Inhabitants/km²
32.150 €
Average Income
13.79 µg/m³
PM2.5
20,5%
Land Consumption
18.4 km²
Area

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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 (2025)

40.578Totale
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

Municipalities in the same province

Affile

Roma, Lazio

Agosta

Roma, Lazio

Albano Laziale

Roma, Lazio

Allumiere

Roma, Lazio

Anguillara Sabazia

Roma, 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

Sezze

23.753 · Latina, Lazio

Frascati

22.805 · Roma, Lazio

Genzano di Roma

22.674 · Roma, Lazio

Mentana

22.605 · Roma, Lazio

Ceccano

22.207 · Frosinone, Lazio

Palestrina

22.138 · Roma, Lazio

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