Castello dell'Acqua is a small municipality in the province of Sondrio, Lombardia region. With a population of 607 inhabitants and a density of 0 per km², it covers an area of 0.0 km². The average declared income is 21.300 €.

Population Trend

Male/Female Ratio

607Totale
Men
Women

Demographic Statistics

Men304
Women303
Year2026

Demographic Indices

+0.83%
Annual change
change from the previous year
365.3
Ageing index
65+ / 0-14 × 100
60.2
Dependency ratio
(0-14 + 65+) / 15-64 × 100
226.9
Workforce replacement
60-64 / 15-19 × 100
187.1
Workforce structure
40-64 / 15-39 × 100
17.6
Child dependency
0-4 / women 15-49 × 100
50.45
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: 71

Foreign residents

Foreign presence and top citizenships

Main citizenships
Foreign residents
27
Foreign-resident share: 4.49%
Main citizenships
Romania10
Egitto5
Ucraina3
Cuba2
Libano2
Source: ISTAT 2025, MEF 2023, ISPRA 2024, EEA 2022 · Year: 2025