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Population & demographics
All demographic data for Postalesio: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Postalesio.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Postalesio.
Postalesio is a small municipality in the province of Sondrio, Lombardia region. With a population of 647 inhabitants and a density of 62 per km², it covers an area of 10.4 km². The average declared income is 23.773 €.
Postalesio in numbers: the analysis
The generational balance is in line with the norm: the ageing index of Postalesio is 222 (over-65s per 100 under-14s).
Demographic projections to 2050 estimate about 580 inhabitants for Postalesio: an expected decline of 10.4% from today.
Compared with the provincial average of Sondrio (about 2,328 residents per municipality), Postalesio is a markedly smaller centre.
Among the 77 municipalities of the province of Sondrio, Postalesio ranks 56 by population.
Postalesio has grown substantially since 1951: from 585 inhabitants then to 647 in 2026, an increase of 10.6%.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 668 |
| 2020 | 656 |
| 2021 | 644 |
| 2022 | 659 |
| 2023 | 666 |
| 2024 | 666 |
| 2025 | 653 |
| 2026 | 647 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 328 | 50.7% |
| Women | 319 | 49.3% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 5 |
| 2024 | 1 |
| 2025 | 5 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 585 |
| 1961 | 550 |
| 1971 | 571 |
| 1981 | 579 |
| 1991 | 576 |
| 2001 | 609 |
| 2011 | 659 |
| 2019 | 668 |
| 2020 | 656 |
| 2021 | 644 |
| 2022 | 659 |
| 2023 | 666 |
| 2024 | 666 |
| 2025 | 653 |
| 2026 | 647 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 554 | 42.4% |
| Married | 610 | 46.7% |
| Divorced | 68 | 5.2% |
| Widowed | 74 | 5.7% |
School-Age Population (2026)
Total 0-18 years: 94
| Valore | |
|---|---|
| Nido (0-2) | 13 |
| Infanzia (3-5) | 10 |
| Primaria (6-10) | 31 |
| Medie (11-13) | 8 |
| Superiori (14-18) | 32 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Postalesio population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/postalesio-014053" title="Population pyramid of Postalesio — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/postalesio-014053" alt="Population pyramid of Postalesio — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>