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Population & demographics
All demographic data for San Giuliano Terme: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for San Giuliano Terme.
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Air quality (PM2.5, PM10, NO2) and land consumption data for San Giuliano Terme.
San Giuliano Terme is a medium-sized municipality in the province of Pisa, Toscana region. With a population of 30.867 inhabitants and a density of 337 per km², it covers an area of 91.7 km². The average declared income is 28.027 €.
San Giuliano Terme in numbers: the analysis
San Giuliano Terme has grown substantially since 1951: from 23,566 inhabitants then to 30,867 in 2026, an increase of 31%.
By population, San Giuliano Terme ranks no. 3 among the 37 municipalities of the province of Pisa.
Few municipalities in Toscana are larger: it ranks no. 21 by population out of 273.
The average municipality in the province of Pisa has about 11,340 residents: San Giuliano Terme has 2.7 times as many.
For 2050 the projections point to an essentially unchanged population: about 30,939 inhabitants.
The ageing index is one of the starkest signals: in San Giuliano Terme there are 270 residents over 65 for every 100 under 14, well above the national average.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 30.846 |
| 2020 | 30.847 |
| 2021 | 30.915 |
| 2022 | 30.836 |
| 2023 | 30.701 |
| 2024 | 30.749 |
| 2025 | 30.832 |
| 2026 | 30.867 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 15.161 | 49.1% |
| Women | 15.706 | 50.9% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 181 |
| 2022 | 147 |
| 2023 | 166 |
| 2024 | 159 |
| 2025 | 154 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 23.566 |
| 1961 | 22.179 |
| 1971 | 24.643 |
| 1981 | 26.687 |
| 1991 | 28.188 |
| 2001 | 30.392 |
| 2011 | 31.103 |
| 2019 | 30.846 |
| 2020 | 30.847 |
| 2021 | 30.915 |
| 2022 | 30.836 |
| 2023 | 30.701 |
| 2024 | 30.749 |
| 2025 | 30.832 |
| 2026 | 30.867 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 25.956 | 42.1% |
| Married | 28.154 | 45.7% |
| Divorced | 2736 | 4.4% |
| Widowed | 4746 | 7.7% |
School-Age Population (2026)
Total 0-18 years: 4349
| Valore | |
|---|---|
| Nido (0-2) | 494 |
| Infanzia (3-5) | 530 |
| Primaria (6-10) | 1089 |
| Medie (11-13) | 775 |
| Superiori (14-18) | 1461 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the San Giuliano Terme population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/san-giuliano-terme-050031" title="Population pyramid of San Giuliano Terme — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/san-giuliano-terme-050031" alt="Population pyramid of San Giuliano Terme — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>