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Population & demographics
All demographic data for San Nazzaro: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for San Nazzaro.
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Air quality (PM2.5, PM10, NO2) and land consumption data for San Nazzaro.
San Nazzaro is a small municipality in the province of Benevento, Campania region. With a population of 819 inhabitants and a density of 458 per km², it covers an area of 1.8 km². The average declared income is 21.074 €.
San Nazzaro in numbers: the analysis
Among the 78 municipalities of the province of Benevento, San Nazzaro ranks 71 by population.
The census record tells a story of long decline: in 1951 San Nazzaro had 963 inhabitants; today (2026) it has 819 — 15% fewer.
The generational balance is in line with the norm: the ageing index of San Nazzaro is 210 (over-65s per 100 under-14s).
Demographic projections to 2050 estimate about 653 inhabitants for San Nazzaro: an expected decline of 20.3% from today.
Compared with the provincial average of Benevento (about 3,307 residents per municipality), San Nazzaro is a markedly smaller centre.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 875 |
| 2020 | 865 |
| 2021 | 867 |
| 2022 | 862 |
| 2023 | 841 |
| 2024 | 825 |
| 2025 | 828 |
| 2026 | 819 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 404 | 49.3% |
| Women | 415 | 50.7% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 10 |
| 2025 | 7 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 963 |
| 1961 | 819 |
| 1971 | 660 |
| 1981 | 662 |
| 1991 | 798 |
| 2001 | 805 |
| 2011 | 914 |
| 2019 | 875 |
| 2020 | 865 |
| 2021 | 867 |
| 2022 | 862 |
| 2023 | 841 |
| 2024 | 825 |
| 2025 | 828 |
| 2026 | 819 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 738 | 44.6% |
| Married | 730 | 44.1% |
| Divorced | 42 | 2.5% |
| Widowed | 146 | 8.8% |
School-Age Population (2026)
Total 0-18 years: 121
| Valore | |
|---|---|
| Nido (0-2) | 20 |
| Infanzia (3-5) | 7 |
| Primaria (6-10) | 36 |
| Medie (11-13) | 14 |
| Superiori (14-18) | 44 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the San Nazzaro population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/san-nazzaro-062066" title="Population pyramid of San Nazzaro — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/san-nazzaro-062066" alt="Population pyramid of San Nazzaro — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>