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Population & demographics
All demographic data for San Giovanni Gemini: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for San Giovanni Gemini.
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Air quality (PM2.5, PM10, NO2) and land consumption data for San Giovanni Gemini.
San Giovanni Gemini is a medium-sized municipality in the province of Agrigento, Sicilia region. With a population of 7383 inhabitants and a density of 280 per km², it covers an area of 26.4 km². The average declared income is 17.673 €.
San Giovanni Gemini in numbers: the analysis
Among the 43 municipalities of the province of Agrigento, San Giovanni Gemini ranks 15 by population.
San Giovanni Gemini has grown substantially since 1951: from 6,377 inhabitants then to 7,383 in 2026, an increase of 15.8%.
The generational balance is in line with the norm: the ageing index of San Giovanni Gemini is 231 (over-65s per 100 under-14s).
Demographic projections to 2050 estimate about 5,949 inhabitants for San Giovanni Gemini: an expected decline of 19.4% from today.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 7863 |
| 2020 | 7790 |
| 2021 | 7590 |
| 2022 | 7604 |
| 2023 | 7538 |
| 2024 | 7480 |
| 2025 | 7434 |
| 2026 | 7383 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 3684 | 49.9% |
| Women | 3699 | 50.1% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 47 |
| 2022 | 56 |
| 2023 | 49 |
| 2024 | 39 |
| 2025 | 44 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 6377 |
| 1961 | 7752 |
| 1971 | 7777 |
| 1981 | 8197 |
| 1991 | 8420 |
| 2001 | 8169 |
| 2011 | 8127 |
| 2019 | 7863 |
| 2020 | 7790 |
| 2021 | 7590 |
| 2022 | 7604 |
| 2023 | 7538 |
| 2024 | 7480 |
| 2025 | 7434 |
| 2026 | 7383 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 6244 | 42.0% |
| Married | 7224 | 48.6% |
| Divorced | 282 | 1.9% |
| Widowed | 1118 | 7.5% |
School-Age Population (2026)
Total 0-18 years: 1151
| Valore | |
|---|---|
| Nido (0-2) | 129 |
| Infanzia (3-5) | 162 |
| Primaria (6-10) | 297 |
| Medie (11-13) | 194 |
| Superiori (14-18) | 369 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the San Giovanni Gemini population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/san-giovanni-gemini-084036" title="Population pyramid of San Giovanni Gemini — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/san-giovanni-gemini-084036" alt="Population pyramid of San Giovanni Gemini — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>