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Population & demographics
All demographic data for Trecastelli: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Trecastelli.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Trecastelli.
Trecastelli is a medium-sized municipality in the province of Ancona, Marche region. With a population of 7597 inhabitants and a density of 194 per km², it covers an area of 39.1 km². The average declared income is 21.102 €.
Trecastelli in numbers: the analysis
The generational balance is in line with the norm: the ageing index of Trecastelli is 190 (over-65s per 100 under-14s).
For 2050 the projections point to an essentially unchanged population: about 7,542 inhabitants.
Among the 47 municipalities of the province of Ancona, Trecastelli ranks 12 by population.
Over the long run the population of Trecastelli has stayed essentially stable: 7,613 inhabitants in 2019, 7,597 in 2026 (less than 5% change).
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 7613 |
| 2020 | 7565 |
| 2021 | 7467 |
| 2022 | 7442 |
| 2023 | 7517 |
| 2024 | 7586 |
| 2025 | 7586 |
| 2026 | 7597 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 3795 | 50.0% |
| Women | 3802 | 50.0% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 57 |
| 2022 | 48 |
| 2023 | 48 |
| 2024 | 34 |
| 2025 | 45 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 2019 | 7613 |
| 2020 | 7565 |
| 2021 | 7467 |
| 2022 | 7442 |
| 2023 | 7517 |
| 2024 | 7586 |
| 2025 | 7586 |
| 2026 | 7597 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 6736 | 44.4% |
| Married | 6738 | 44.4% |
| Divorced | 672 | 4.4% |
| Widowed | 1026 | 6.8% |
School-Age Population (2026)
Total 0-18 years: 1262
| Valore | |
|---|---|
| Nido (0-2) | 141 |
| Infanzia (3-5) | 164 |
| Primaria (6-10) | 313 |
| Medie (11-13) | 237 |
| Superiori (14-18) | 407 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Trecastelli population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/trecastelli-042050" title="Population pyramid of Trecastelli — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/trecastelli-042050" alt="Population pyramid of Trecastelli — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>