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Population & demographics
All demographic data for Gerenzano: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Gerenzano.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Gerenzano.
Gerenzano is a medium-sized municipality in the province of Varese, Lombardia region. With a population of 11.065 inhabitants and a density of 1130 per km², it covers an area of 9,8 km². The average declared income is 27.703 €.
Gerenzano in numbers: the analysis
Looking ahead to 2050, projections give Gerenzano about 12,101 inhabitants, up 9.4% from today.
The average municipality in the province of Varese has about 6,506 residents: Gerenzano has 1.7 times as many.
Among the 136 municipalities of the province of Varese, Gerenzano ranks 18 by population.
Gerenzano has grown substantially since 1951: from 4,810 inhabitants then to 11,065 in 2026, an increase of 130%.
The generational balance is in line with the norm: the ageing index of Gerenzano is 167 (over-65s per 100 under-14s).
Population Trend
Male/Female Ratio
Demographic Statistics
Demographic Indices
Births (recent years)
Historical Population (1951-present)
Marital Status (2025)
School-Age Population (2026)
Total 0-18 years: 1965
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Foreign presence and top citizenships
Embed this chart
Use the Gerenzano population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/gerenzano-012075" title="Population pyramid of Gerenzano — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/gerenzano-012075" alt="Population pyramid of Gerenzano — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>