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Population & demographics
All demographic data for Mello: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Mello.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Mello.
Mello is a small municipality in the province of Sondrio, Lombardia region. With a population of 950 inhabitants and a density of 83 per km², it covers an area of 11.4 km². The average declared income is 21.506 €.
Mello in numbers: the analysis
The census record tells a story of long decline: in 1951 Mello had 1,300 inhabitants; today (2026) it has 950 — 26.9% fewer.
Among the 77 municipalities of the province of Sondrio, Mello ranks 49 by population.
Compared with the provincial average of Sondrio (about 2,328 residents per municipality), Mello is a markedly smaller centre.
For 2050 the projections point to an essentially unchanged population: about 967 inhabitants.
The generational balance is in line with the norm: the ageing index of Mello is 207 (over-65s per 100 under-14s).
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 945 |
| 2020 | 941 |
| 2021 | 937 |
| 2022 | 928 |
| 2023 | 932 |
| 2024 | 933 |
| 2025 | 953 |
| 2026 | 950 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 482 | 50.7% |
| Women | 468 | 49.3% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 6 |
| 2022 | 8 |
| 2023 | 5 |
| 2024 | 9 |
| 2025 | 5 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1300 |
| 1961 | 1272 |
| 1971 | 1145 |
| 1981 | 970 |
| 1991 | 965 |
| 2001 | 985 |
| 2011 | 1001 |
| 2019 | 945 |
| 2020 | 941 |
| 2021 | 937 |
| 2022 | 928 |
| 2023 | 932 |
| 2024 | 933 |
| 2025 | 953 |
| 2026 | 950 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 802 | 42.1% |
| Married | 924 | 48.5% |
| Divorced | 64 | 3.4% |
| Widowed | 116 | 6.1% |
School-Age Population (2026)
Total 0-18 years: 160
| Valore | |
|---|---|
| Nido (0-2) | 20 |
| Infanzia (3-5) | 22 |
| Primaria (6-10) | 41 |
| Medie (11-13) | 20 |
| Superiori (14-18) | 57 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Mello population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/mello-014041" title="Population pyramid of Mello — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/mello-014041" alt="Population pyramid of Mello — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>