Explore related data
Jump from local statistics to linked rankings and territorial pages.
Region page
Open the full profile page for Campania.
Province page
Open the full profile page for the province of Benevento.
Income overview
Explore the income map and the municipalities with the highest and lowest values.
Regional income ranking
View the municipalities in Campania ranked by average income.
Provincial population ranking
View the municipalities in the province of Benevento ranked by population.
Compare this municipality
Open the comparison page with this municipality preselected.
Population & demographics
All demographic data for Arpaia: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Arpaia.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Arpaia.
Arpaia is a small municipality in the province of Benevento, Campania region. With a population of 1983 inhabitants and a density of 414 per km², it covers an area of 4.8 km². The average declared income is 17.207 €.
Arpaia in numbers: the analysis
Compared with the provincial average of Benevento (about 3,307 residents per municipality), Arpaia is a markedly smaller centre.
Among the 78 municipalities of the province of Benevento, Arpaia ranks 40 by population.
Over the long run the population of Arpaia has stayed essentially stable: 1,949 inhabitants in 1951, 1,983 in 2026 (less than 5% change).
The generational balance is in line with the norm: the ageing index of Arpaia is 129 (over-65s per 100 under-14s).
For 2050 the projections point to an essentially unchanged population: about 1,939 inhabitants.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 1996 |
| 2020 | 1994 |
| 2021 | 1994 |
| 2022 | 1981 |
| 2023 | 2001 |
| 2024 | 1992 |
| 2025 | 1977 |
| 2026 | 1983 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 1011 | 51.0% |
| Women | 972 | 49.0% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 17 |
| 2022 | 16 |
| 2023 | 16 |
| 2024 | 17 |
| 2025 | 24 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1949 |
| 1961 | 1863 |
| 1971 | 1658 |
| 1981 | 1517 |
| 1991 | 1754 |
| 2001 | 1880 |
| 2011 | 2016 |
| 2019 | 1996 |
| 2020 | 1994 |
| 2021 | 1994 |
| 2022 | 1981 |
| 2023 | 2001 |
| 2024 | 1992 |
| 2025 | 1977 |
| 2026 | 1983 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 1770 | 44.8% |
| Married | 1826 | 46.2% |
| Divorced | 76 | 1.9% |
| Widowed | 282 | 7.1% |
School-Age Population (2026)
Total 0-18 years: 374
| Valore | |
|---|---|
| Nido (0-2) | 58 |
| Infanzia (3-5) | 61 |
| Primaria (6-10) | 106 |
| Medie (11-13) | 60 |
| Superiori (14-18) | 89 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Arpaia population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/arpaia-062005" title="Population pyramid of Arpaia — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/arpaia-062005" alt="Population pyramid of Arpaia — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>