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Population & demographics
All demographic data for Trentinara: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Trentinara.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Trentinara.
Trentinara is a small municipality in the province of Salerno, Campania region. With a population of 1573 inhabitants and a density of 68 per km², it covers an area of 23.3 km². The average declared income is 15.075 €.
Trentinara in numbers: the analysis
The generational balance is in line with the norm: the ageing index of Trentinara is 214 (over-65s per 100 under-14s).
Demographic projections to 2050 estimate about 1,431 inhabitants for Trentinara: an expected decline of 9% from today.
Compared with the provincial average of Salerno (about 6,666 residents per municipality), Trentinara is a markedly smaller centre.
Among the 158 municipalities of the province of Salerno, Trentinara ranks 98 by population.
The census record tells a story of long decline: in 1951 Trentinara had 1,817 inhabitants; today (2026) it has 1,573 — 13.4% fewer.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 1617 |
| 2020 | 1587 |
| 2021 | 1548 |
| 2022 | 1572 |
| 2023 | 1582 |
| 2024 | 1558 |
| 2025 | 1563 |
| 2026 | 1573 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 779 | 49.5% |
| Women | 794 | 50.5% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 13 |
| 2022 | 16 |
| 2023 | 12 |
| 2024 | 12 |
| 2025 | 18 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1817 |
| 1961 | 1779 |
| 1971 | 1656 |
| 1981 | 1544 |
| 1991 | 1781 |
| 2001 | 1769 |
| 2011 | 1683 |
| 2019 | 1617 |
| 2020 | 1587 |
| 2021 | 1548 |
| 2022 | 1572 |
| 2023 | 1582 |
| 2024 | 1558 |
| 2025 | 1563 |
| 2026 | 1573 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 1346 | 43.1% |
| Married | 1416 | 45.3% |
| Divorced | 82 | 2.6% |
| Widowed | 282 | 9.0% |
School-Age Population (2026)
Total 0-18 years: 259
| Valore | |
|---|---|
| Nido (0-2) | 43 |
| Infanzia (3-5) | 41 |
| Primaria (6-10) | 66 |
| Medie (11-13) | 37 |
| Superiori (14-18) | 72 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Trentinara population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/trentinara-065152" title="Population pyramid of Trentinara — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/trentinara-065152" alt="Population pyramid of Trentinara — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>