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Population & demographics
All demographic data for Salza Irpina: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Salza Irpina.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Salza Irpina.
Salza Irpina is a small municipality in the province of Avellino, Campania region. With a population of 727 inhabitants and a density of 153 per km², it covers an area of 4.8 km². The average declared income is 19.672 €.
Salza Irpina in numbers: the analysis
Among the 118 municipalities of the province of Avellino, Salza Irpina ranks 106 by population.
The census record tells a story of long decline: in 1951 Salza Irpina had 1,190 inhabitants; today (2026) it has 727 — 38.9% fewer.
The ageing index is one of the starkest signals: in Salza Irpina there are 300 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 687 inhabitants for Salza Irpina: an expected decline of 5.5% from today.
Compared with the provincial average of Avellino (about 3,331 residents per municipality), Salza Irpina is a markedly smaller centre.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 739 |
| 2020 | 736 |
| 2021 | 728 |
| 2022 | 723 |
| 2023 | 719 |
| 2024 | 731 |
| 2025 | 724 |
| 2026 | 727 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 365 | 50.2% |
| Women | 362 | 49.8% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 6 |
| 2022 | 5 |
| 2023 | 7 |
| 2024 | 3 |
| 2025 | 8 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1190 |
| 1961 | 1087 |
| 1971 | 1005 |
| 1981 | 965 |
| 1991 | 852 |
| 2001 | 797 |
| 2011 | 767 |
| 2019 | 739 |
| 2020 | 736 |
| 2021 | 728 |
| 2022 | 723 |
| 2023 | 719 |
| 2024 | 731 |
| 2025 | 724 |
| 2026 | 727 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 584 | 40.3% |
| Married | 702 | 48.5% |
| Divorced | 60 | 4.1% |
| Widowed | 102 | 7.0% |
School-Age Population (2026)
Total 0-18 years: 89
| Valore | |
|---|---|
| Nido (0-2) | 18 |
| Infanzia (3-5) | 10 |
| Primaria (6-10) | 21 |
| Medie (11-13) | 16 |
| Superiori (14-18) | 24 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Salza Irpina population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/salza-irpina-064081" title="Population pyramid of Salza Irpina — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/salza-irpina-064081" alt="Population pyramid of Salza Irpina — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>