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Population & demographics
All demographic data for Calci: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Calci.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Calci.
Calci is a medium-sized municipality in the province of Pisa, Toscana region. With a population of 6263 inhabitants and a density of 245 per km², it covers an area of 25.6 km². The average declared income is 27.781 €.
Calci in numbers: the analysis
Among the 37 municipalities of the province of Pisa, Calci ranks 18 by population.
Compared with the provincial average of Pisa (about 11,340 residents per municipality), Calci is a markedly smaller centre.
For 2050 the projections point to an essentially unchanged population: about 6,055 inhabitants.
The generational balance is in line with the norm: the ageing index of Calci is 249 (over-65s per 100 under-14s).
Calci has grown substantially since 1951: from 5,645 inhabitants then to 6,263 in 2026, an increase of 10.9%.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 6325 |
| 2020 | 6281 |
| 2021 | 6372 |
| 2022 | 6293 |
| 2023 | 6308 |
| 2024 | 6312 |
| 2025 | 6294 |
| 2026 | 6263 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 3036 | 48.5% |
| Women | 3227 | 51.5% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 35 |
| 2022 | 45 |
| 2023 | 33 |
| 2024 | 35 |
| 2025 | 31 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 5645 |
| 1961 | 5285 |
| 1971 | 4773 |
| 1981 | 5053 |
| 1991 | 5504 |
| 2001 | 5838 |
| 2011 | 6409 |
| 2019 | 6325 |
| 2020 | 6281 |
| 2021 | 6372 |
| 2022 | 6293 |
| 2023 | 6308 |
| 2024 | 6312 |
| 2025 | 6294 |
| 2026 | 6263 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 5430 | 43.1% |
| Married | 5510 | 43.8% |
| Divorced | 664 | 5.3% |
| Widowed | 984 | 7.8% |
School-Age Population (2026)
Total 0-18 years: 966
| Valore | |
|---|---|
| Nido (0-2) | 105 |
| Infanzia (3-5) | 136 |
| Primaria (6-10) | 239 |
| Medie (11-13) | 170 |
| Superiori (14-18) | 316 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Calci population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/calci-050003" title="Population pyramid of Calci — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/calci-050003" alt="Population pyramid of Calci — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>