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Population & demographics
All demographic data for Oltressenda Alta: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Oltressenda Alta.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Oltressenda Alta.
Oltressenda Alta is a small municipality in the province of Bergamo, Lombardia region. With a population of 135 inhabitants and a density of 8 per km², it covers an area of 17,3 km². The average declared income is 21.043 €.
Oltressenda Alta in numbers: the analysis
Demographic projections to 2050 estimate about 103 inhabitants for Oltressenda Alta: an expected decline of 23.7% from today.
Compared with the provincial average of Bergamo (about 4,606 residents per municipality), Oltressenda Alta is a markedly smaller centre.
Among the 243 municipalities of the province of Bergamo, Oltressenda Alta ranks 237 by population.
The census record tells a story of long decline: in 1951 Oltressenda Alta had 388 inhabitants; today (2026) it has 135 — 65.2% fewer.
The ageing index is one of the starkest signals: in Oltressenda Alta there are 771 residents over 65 for every 100 under 14, well above the national average.
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: 10
Foreign residents
Foreign presence and top citizenships
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Use the Oltressenda Alta population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/oltressenda-alta-016147" title="Population pyramid of Oltressenda Alta — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/oltressenda-alta-016147" alt="Population pyramid of Oltressenda Alta — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>