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Population & demographics
All demographic data for Melilli: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Melilli.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Melilli.
Melilli is a medium-sized municipality in the province of Siracusa, Sicilia region. With a population of 13.127 inhabitants and a density of 97 per km², it covers an area of 135.7 km². The average declared income is 20.641 €.
Melilli in numbers: the analysis
Melilli has grown substantially since 1951: from 7,588 inhabitants then to 13,127 in 2026, an increase of 73%.
The generational balance is in line with the norm: the ageing index of Melilli is 173 (over-65s per 100 under-14s).
Demographic projections to 2050 estimate about 12,093 inhabitants for Melilli: an expected decline of 7.9% from today.
Among the 21 municipalities of the province of Siracusa, Melilli ranks 10 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 13.445 |
| 2020 | 13.353 |
| 2021 | 13.257 |
| 2022 | 13.227 |
| 2023 | 13.226 |
| 2024 | 13.183 |
| 2025 | 13.198 |
| 2026 | 13.127 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 6648 | 50.6% |
| Women | 6479 | 49.4% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 117 |
| 2022 | 103 |
| 2023 | 107 |
| 2024 | 80 |
| 2025 | 74 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 7588 |
| 1961 | 8756 |
| 1971 | 8899 |
| 1981 | 9723 |
| 1991 | 11.656 |
| 2001 | 12.216 |
| 2011 | 13.076 |
| 2019 | 13.445 |
| 2020 | 13.353 |
| 2021 | 13.257 |
| 2022 | 13.227 |
| 2023 | 13.226 |
| 2024 | 13.183 |
| 2025 | 13.198 |
| 2026 | 13.127 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 11.254 | 42.6% |
| Married | 12.840 | 48.6% |
| Divorced | 660 | 2.5% |
| Widowed | 1642 | 6.2% |
School-Age Population (2026)
Total 0-18 years: 2221
| Valore | |
|---|---|
| Nido (0-2) | 260 |
| Infanzia (3-5) | 356 |
| Primaria (6-10) | 598 |
| Medie (11-13) | 373 |
| Superiori (14-18) | 634 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Melilli population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/melilli-089012" title="Population pyramid of Melilli — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/melilli-089012" alt="Population pyramid of Melilli — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>