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Population & demographics
All demographic data for Petruro Irpino: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Petruro Irpino.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Petruro Irpino.
Petruro Irpino is a small municipality in the province of Avellino, Campania region. With a population of 297 inhabitants and a density of 95 per km², it covers an area of 3.1 km². The average declared income is 15.800 €.
Petruro Irpino in numbers: the analysis
Demographic projections to 2050 estimate about 268 inhabitants for Petruro Irpino: an expected decline of 9.8% from today.
Compared with the provincial average of Avellino (about 3,331 residents per municipality), Petruro Irpino is a markedly smaller centre.
Among the 118 municipalities of the province of Avellino, Petruro Irpino ranks 117 by population.
The census record tells a story of long decline: in 1951 Petruro Irpino had 756 inhabitants; today (2026) it has 297 — 60.7% fewer.
The generational balance is in line with the norm: the ageing index of Petruro Irpino is 240 (over-65s per 100 under-14s).
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 306 |
| 2020 | 285 |
| 2021 | 288 |
| 2022 | 298 |
| 2023 | 303 |
| 2024 | 295 |
| 2025 | 304 |
| 2026 | 297 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 152 | 51.2% |
| Women | 145 | 48.8% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 0 |
| 2025 | 2 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 756 |
| 1961 | 700 |
| 1971 | 631 |
| 1981 | 554 |
| 1991 | 491 |
| 2001 | 400 |
| 2011 | 341 |
| 2019 | 306 |
| 2020 | 285 |
| 2021 | 288 |
| 2022 | 298 |
| 2023 | 303 |
| 2024 | 295 |
| 2025 | 304 |
| 2026 | 297 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 288 | 47.4% |
| Married | 230 | 37.8% |
| Divorced | 26 | 4.3% |
| Widowed | 64 | 10.5% |
School-Age Population (2026)
Total 0-18 years: 42
| Valore | |
|---|---|
| Nido (0-2) | 5 |
| Infanzia (3-5) | 9 |
| Primaria (6-10) | 16 |
| Medie (11-13) | 4 |
| Superiori (14-18) | 8 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Petruro Irpino population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/petruro-irpino-064071" title="Population pyramid of Petruro Irpino — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/petruro-irpino-064071" alt="Population pyramid of Petruro Irpino — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>