Casteldelci: 349 inhabitants (2026)
ISTAT Code: 099021
43.7914°N, 12.1551°E
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Population & demographics
All demographic data for Casteldelci: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Casteldelci.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Casteldelci.
Casteldelci is a small municipality in the province of Rimini, Emilia-Romagna region. With a population of 349 inhabitants and a density of 7 per km², it covers an area of 49.9 km². The average declared income is 17.512 €.
Casteldelci in numbers: the analysis
Among the 27 municipalities of the province of Rimini, Casteldelci ranks 27 by population.
The census record tells a story of long decline: in 1951 Casteldelci had 1,531 inhabitants; today (2026) it has 349 — 77.2% fewer.
The ageing index is one of the starkest signals: in Casteldelci there are 378 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 254 inhabitants for Casteldelci: an expected decline of 27.2% from today.
Compared with the provincial average of Rimini (about 12,639 residents per municipality), Casteldelci is a markedly smaller centre.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 383 |
| 2020 | 383 |
| 2021 | 376 |
| 2022 | 370 |
| 2023 | 374 |
| 2024 | 364 |
| 2025 | 354 |
| 2026 | 349 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 172 | 49.3% |
| Women | 177 | 50.7% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 0 |
| 2024 | 2 |
| 2025 | 2 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1531 |
| 1961 | 1184 |
| 1971 | 811 |
| 1981 | 676 |
| 1991 | 585 |
| 2001 | 511 |
| 2011 | 445 |
| 2019 | 383 |
| 2020 | 383 |
| 2021 | 376 |
| 2022 | 370 |
| 2023 | 374 |
| 2024 | 364 |
| 2025 | 354 |
| 2026 | 349 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 272 | 38.4% |
| Married | 340 | 48.0% |
| Divorced | 18 | 2.5% |
| Widowed | 78 | 11.0% |
School-Age Population (2026)
Total 0-18 years: 41
| Valore | |
|---|---|
| Nido (0-2) | 7 |
| Infanzia (3-5) | 4 |
| Primaria (6-10) | 12 |
| Medie (11-13) | 7 |
| Superiori (14-18) | 11 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Casteldelci population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/casteldelci-099021" title="Population pyramid of Casteldelci — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/casteldelci-099021" alt="Population pyramid of Casteldelci — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>