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Population & demographics
All demographic data for Aci Sant'Antonio: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Aci Sant'Antonio.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Aci Sant'Antonio.
Aci Sant'Antonio is a medium-sized municipality in the province of Catania, Sicilia region. With a population of 18.091 inhabitants and a density of 1240 per km², it covers an area of 14.6 km². The average declared income is 20.490 €.
Aci Sant'Antonio in numbers: the analysis
Aci Sant'Antonio has grown substantially since 1951: from 4,685 inhabitants then to 18,091 in 2026, an increase of 286.1%.
The generational balance is in line with the norm: the ageing index of Aci Sant'Antonio is 139 (over-65s per 100 under-14s).
Looking ahead to 2050, projections give Aci Sant'Antonio about 19,089 inhabitants, up 5.5% from today.
Among the 58 municipalities of the province of Catania, Aci Sant'Antonio ranks 16 by population.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 17.810 |
| 2020 | 17.828 |
| 2021 | 17.867 |
| 2022 | 18.058 |
| 2023 | 18.048 |
| 2024 | 18.079 |
| 2025 | 18.076 |
| 2026 | 18.091 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 8953 | 49.5% |
| Women | 9138 | 50.5% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 143 |
| 2022 | 145 |
| 2023 | 156 |
| 2024 | 143 |
| 2025 | 136 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 4685 |
| 1961 | 4953 |
| 1971 | 5318 |
| 1981 | 6270 |
| 1991 | 12.459 |
| 2001 | 15.389 |
| 2011 | 17.270 |
| 2019 | 17.810 |
| 2020 | 17.828 |
| 2021 | 17.867 |
| 2022 | 18.058 |
| 2023 | 18.048 |
| 2024 | 18.079 |
| 2025 | 18.076 |
| 2026 | 18.091 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 15.554 | 43.0% |
| Married | 17.862 | 49.4% |
| Divorced | 984 | 2.7% |
| Widowed | 1752 | 4.8% |
School-Age Population (2026)
Total 0-18 years: 3372
| Valore | |
|---|---|
| Nido (0-2) | 430 |
| Infanzia (3-5) | 476 |
| Primaria (6-10) | 922 |
| Medie (11-13) | 589 |
| Superiori (14-18) | 955 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Aci Sant'Antonio population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/aci-sant-antonio-087005" title="Population pyramid of Aci Sant'Antonio — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/aci-sant-antonio-087005" alt="Population pyramid of Aci Sant'Antonio — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>