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Population & demographics
All demographic data for Ercolano: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Ercolano.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Ercolano.
Ercolano is a medium-sized municipality in the province of Napoli, Campania region. With a population of 49.179 inhabitants and a density of 2545 per km², it covers an area of 19.3 km². The average declared income is 20.071 €.
Ercolano in numbers: the analysis
Among the 92 municipalities of the province of Napoli, Ercolano ranks 11 by population.
Ercolano has grown substantially since 1951: from 39,758 inhabitants then to 49,179 in 2026, an increase of 23.7%.
The generational balance is in line with the norm: the ageing index of Ercolano is 170 (over-65s per 100 under-14s).
Demographic projections to 2050 estimate about 40,810 inhabitants for Ercolano: an expected decline of 17% from today.
The average municipality in the province of Napoli has about 32,118 residents: Ercolano has 1.5 times as many.
Ercolano is among Italy's major centres: the country's no. 144 municipality by population out of 7896.
Few municipalities in Campania are larger: it ranks no. 17 by population out of 550.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 51.929 |
| 2020 | 51.588 |
| 2021 | 50.617 |
| 2022 | 50.580 |
| 2023 | 50.258 |
| 2024 | 49.790 |
| 2025 | 49.505 |
| 2026 | 49.179 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 23.798 | 48.4% |
| Women | 25.381 | 51.6% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 454 |
| 2022 | 460 |
| 2023 | 408 |
| 2024 | 373 |
| 2025 | 366 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 39.758 |
| 1961 | 45.148 |
| 1971 | 52.368 |
| 1981 | 58.310 |
| 1991 | 61.233 |
| 2001 | 56.738 |
| 2011 | 53.677 |
| 2019 | 51.929 |
| 2020 | 51.588 |
| 2021 | 50.617 |
| 2022 | 50.580 |
| 2023 | 50.258 |
| 2024 | 49.790 |
| 2025 | 49.505 |
| 2026 | 49.179 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 43.122 | 43.6% |
| Married | 47.386 | 47.9% |
| Divorced | 1648 | 1.7% |
| Widowed | 6840 | 6.9% |
School-Age Population (2026)
Total 0-18 years: 8995
| Valore | |
|---|---|
| Nido (0-2) | 1130 |
| Infanzia (3-5) | 1279 |
| Primaria (6-10) | 2246 |
| Medie (11-13) | 1470 |
| Superiori (14-18) | 2870 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Ercolano population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/ercolano-063064" title="Population pyramid of Ercolano — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/ercolano-063064" alt="Population pyramid of Ercolano — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>