6.9k
Inhabitants
28.537 €
Average Income
13.79 µg/m³
PM2.5
20,3%
Land Consumption
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Population & demographics
All demographic data for Siziano: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Siziano.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Siziano.
Population Trend
Male/Female Ratio
6921Totale
Men
Women
Demographic Statistics
Men3445
Women3476
Year2026
Demographic Indices
+1.63%
Annual change
change from the previous year
145
Ageing index
65+ / 0-14 × 100
51.5
Dependency ratio
(0-14 + 65+) / 15-64 × 100
131.6
Workforce replacement
60-64 / 15-19 × 100
127
Workforce structure
40-64 / 15-39 × 100
20.5
Child dependency
0-4 / women 15-49 × 100
43.6
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: 1269
Foreign residents
Foreign presence and top citizenships
Foreign residents
550
Foreign-resident share: 8.08%
Main citizenships
Romania155
Egitto85
Albania52
Ucraina34
Sri Lanka28
Municipalities in the same province
Source: ISTAT 2025, MEF 2023, ISPRA 2024, EEA 2022 · Year: 2025