San Pietro in Cerro is a small municipality in the province of Piacenza, Emilia-Romagna region. With a population of 739 inhabitants and a density of 0 per km², it covers an area of 0.0 km². The average declared income is 22.948 €.

Population Trend

Male/Female Ratio

739Totale
Men
Women

Demographic Statistics

Men381
Women358
Year2026

Demographic Indices

-4.4%
Annual change
change from the previous year
307.9
Ageing index
65+ / 0-14 × 100
53.3
Dependency ratio
(0-14 + 65+) / 15-64 × 100
286.7
Workforce replacement
60-64 / 15-19 × 100
181.9
Workforce structure
40-64 / 15-39 × 100
14.6
Child dependency
0-4 / women 15-49 × 100
49.44
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: 84

Foreign residents

Foreign presence and top citizenships

Main citizenships
Foreign residents
62
Foreign-resident share: 8.02%
Main citizenships
India18
Romania8
Marocco6
Algeria4
Egitto4
Source: ISTAT 2025, MEF 2023, ISPRA 2024, EEA 2022 · Year: 2025