Castelmezzano: 684 inhabitants (2026)
ISTAT Code: 076024
40.5307°N, 16.0481°E
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Population & demographics
All demographic data for Castelmezzano: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Castelmezzano.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Castelmezzano.
Castelmezzano is a small municipality in the province of Potenza, Basilicata region. With a population of 684 inhabitants and a density of 20 per km², it covers an area of 34.1 km². The average declared income is 15.528 €.
Castelmezzano in numbers: the analysis
Among the 100 municipalities of the province of Potenza, Castelmezzano ranks 87 by population.
The census record tells a story of long decline: in 1951 Castelmezzano had 1,885 inhabitants; today (2026) it has 684 — 63.7% fewer.
The ageing index is one of the starkest signals: in Castelmezzano there are 420 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 450 inhabitants for Castelmezzano: an expected decline of 34.2% from today.
Compared with the provincial average of Potenza (about 3,375 residents per municipality), Castelmezzano is a markedly smaller centre.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 773 |
| 2020 | 758 |
| 2021 | 744 |
| 2022 | 727 |
| 2023 | 714 |
| 2024 | 704 |
| 2025 | 696 |
| 2026 | 684 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 333 | 48.7% |
| Women | 351 | 51.3% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 3 |
| 2022 | 7 |
| 2023 | 5 |
| 2024 | 6 |
| 2025 | 5 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1885 |
| 1961 | 1821 |
| 1971 | 1257 |
| 1981 | 1200 |
| 1991 | 1063 |
| 2001 | 970 |
| 2011 | 852 |
| 2019 | 773 |
| 2020 | 758 |
| 2021 | 744 |
| 2022 | 727 |
| 2023 | 714 |
| 2024 | 704 |
| 2025 | 696 |
| 2026 | 684 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 500 | 35.9% |
| Married | 702 | 50.4% |
| Divorced | 28 | 2.0% |
| Widowed | 162 | 11.6% |
School-Age Population (2026)
Total 0-18 years: 75
| Valore | |
|---|---|
| Nido (0-2) | 16 |
| Infanzia (3-5) | 7 |
| Primaria (6-10) | 19 |
| Medie (11-13) | 14 |
| Superiori (14-18) | 19 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Castelmezzano population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/castelmezzano-076024" title="Population pyramid of Castelmezzano — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/castelmezzano-076024" alt="Population pyramid of Castelmezzano — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>