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Population & demographics
All demographic data for San Biagio Platani: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for San Biagio Platani.
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Air quality (PM2.5, PM10, NO2) and land consumption data for San Biagio Platani.
San Biagio Platani is a small municipality in the province of Agrigento, Sicilia region. With a population of 2744 inhabitants and a density of 64 per km², it covers an area of 43.0 km². The average declared income is 15.381 €.
San Biagio Platani in numbers: the analysis
Compared with the provincial average of Agrigento (about 9,466 residents per municipality), San Biagio Platani is a markedly smaller centre.
Among the 43 municipalities of the province of Agrigento, San Biagio Platani ranks 30 by population.
The census record tells a story of long decline: in 1951 San Biagio Platani had 5,036 inhabitants; today (2026) it has 2,744 — 45.5% fewer.
The ageing index is one of the starkest signals: in San Biagio Platani there are 342 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 1,802 inhabitants for San Biagio Platani: an expected decline of 34.3% from today.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 3102 |
| 2020 | 3052 |
| 2021 | 2946 |
| 2022 | 2919 |
| 2023 | 2862 |
| 2024 | 2836 |
| 2025 | 2778 |
| 2026 | 2744 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 1300 | 47.4% |
| Women | 1444 | 52.6% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 8 |
| 2022 | 18 |
| 2023 | 17 |
| 2024 | 14 |
| 2025 | 14 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 5036 |
| 1961 | 5072 |
| 1971 | 5266 |
| 1981 | 5513 |
| 1991 | 4128 |
| 2001 | 3785 |
| 2011 | 3501 |
| 2019 | 3102 |
| 2020 | 3052 |
| 2021 | 2946 |
| 2022 | 2919 |
| 2023 | 2862 |
| 2024 | 2836 |
| 2025 | 2778 |
| 2026 | 2744 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 2122 | 38.2% |
| Married | 2684 | 48.3% |
| Divorced | 126 | 2.3% |
| Widowed | 624 | 11.2% |
School-Age Population (2026)
Total 0-18 years: 334
| Valore | |
|---|---|
| Nido (0-2) | 41 |
| Infanzia (3-5) | 43 |
| Primaria (6-10) | 102 |
| Medie (11-13) | 54 |
| Superiori (14-18) | 94 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the San Biagio Platani population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/san-biagio-platani-084035" title="Population pyramid of San Biagio Platani — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/san-biagio-platani-084035" alt="Population pyramid of San Biagio Platani — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>