Marlengo: 2910 inhabitants (2026)
ISTAT Code: 021048
46.6548°N, 11.1404°E
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Population & demographics
All demographic data for Marlengo: population, births, deaths, balances and historical trends.
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Average income, median income, income brackets and historical trends for Marlengo.
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Marlengo is a small municipality in the province of Bolzano/Bozen, Trentino-Alto Adige/Südtirol region. With a population of 2910 inhabitants and a density of 226 per km², it covers an area of 12,9 km². The average declared income is 27.771 €.
Marlengo in numbers: the analysis
Among the 116 municipalities of the province of Bolzano/Bozen, Marlengo ranks 55 by population.
Marlengo has grown substantially since 1951: from 1,690 inhabitants then to 2,910 in 2026, an increase of 72.2%.
The generational balance is in line with the norm: the ageing index of Marlengo is 140 (over-65s per 100 under-14s).
Looking ahead to 2050, projections give Marlengo about 3,450 inhabitants, up 18.6% from today.
Compared with the provincial average of Bolzano/Bozen (about 4,674 residents per municipality), Marlengo is a markedly smaller centre.
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: 540
Foreign residents
Foreign presence and top citizenships
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Use the Marlengo population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/marlengo-021048" title="Population pyramid of Marlengo — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/marlengo-021048" alt="Population pyramid of Marlengo — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>Municipalities in the same province
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