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Population & demographics
All demographic data for San Marzano di San Giuseppe: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for San Marzano di San Giuseppe.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for San Marzano di San Giuseppe.
San Marzano di San Giuseppe is a medium-sized municipality in the province of Taranto, Puglia region. With a population of 8796 inhabitants and a density of 464 per km², it covers an area of 18.9 km². The average declared income is 17.560 €.
San Marzano di San Giuseppe in numbers: the analysis
Among the 29 municipalities of the province of Taranto, San Marzano di San Giuseppe ranks 17 by population.
San Marzano di San Giuseppe has grown substantially since 1951: from 5,371 inhabitants then to 8,796 in 2026, an increase of 63.8%.
The generational balance is in line with the norm: the ageing index of San Marzano di San Giuseppe is 178 (over-65s per 100 under-14s).
Demographic projections to 2050 estimate about 7,939 inhabitants for San Marzano di San Giuseppe: an expected decline of 9.7% from today.
Compared with the provincial average of Taranto (about 18,894 residents per municipality), San Marzano di San Giuseppe is a markedly smaller centre.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 9063 |
| 2020 | 9015 |
| 2021 | 8950 |
| 2022 | 8963 |
| 2023 | 8888 |
| 2024 | 8874 |
| 2025 | 8826 |
| 2026 | 8796 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 4383 | 49.8% |
| Women | 4413 | 50.2% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 63 |
| 2022 | 58 |
| 2023 | 56 |
| 2024 | 58 |
| 2025 | 60 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 5371 |
| 1961 | 6131 |
| 1971 | 6560 |
| 1981 | 8033 |
| 1991 | 8703 |
| 2001 | 8830 |
| 2011 | 9269 |
| 2019 | 9063 |
| 2020 | 9015 |
| 2021 | 8950 |
| 2022 | 8963 |
| 2023 | 8888 |
| 2024 | 8874 |
| 2025 | 8826 |
| 2026 | 8796 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 7866 | 44.6% |
| Married | 8374 | 47.4% |
| Divorced | 352 | 2.0% |
| Widowed | 1060 | 6.0% |
School-Age Population (2026)
Total 0-18 years: 1494
| Valore | |
|---|---|
| Nido (0-2) | 177 |
| Infanzia (3-5) | 190 |
| Primaria (6-10) | 358 |
| Medie (11-13) | 265 |
| Superiori (14-18) | 504 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the San Marzano di San Giuseppe population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/san-marzano-di-san-giuseppe-073025" title="Population pyramid of San Marzano di San Giuseppe — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/san-marzano-di-san-giuseppe-073025" alt="Population pyramid of San Marzano di San Giuseppe — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>