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Population & demographics
All demographic data for Serre: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Serre.
Environment & air quality
Air quality (PM2.5, PM10, NO2) and land consumption data for Serre.
Serre is a small municipality in the province of Salerno, Campania region. With a population of 3671 inhabitants and a density of 56 per km², it covers an area of 66.1 km². The average declared income is 16.066 €.
Serre in numbers: the analysis
The generational balance is in line with the norm: the ageing index of Serre is 190 (over-65s per 100 under-14s).
Demographic projections to 2050 estimate about 3,004 inhabitants for Serre: an expected decline of 18.2% from today.
Compared with the provincial average of Salerno (about 6,666 residents per municipality), Serre is a markedly smaller centre.
Among the 158 municipalities of the province of Salerno, Serre ranks 56 by population.
The census record tells a story of long decline: in 1951 Serre had 4,373 inhabitants; today (2026) it has 3,671 — 16.1% fewer.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 3892 |
| 2020 | 3857 |
| 2021 | 3749 |
| 2022 | 3701 |
| 2023 | 3683 |
| 2024 | 3690 |
| 2025 | 3651 |
| 2026 | 3671 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 1869 | 50.9% |
| Women | 1802 | 49.1% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 18 |
| 2022 | 34 |
| 2023 | 29 |
| 2024 | 24 |
| 2025 | 21 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 4373 |
| 1961 | 4025 |
| 1971 | 3991 |
| 1981 | 3712 |
| 1991 | 3833 |
| 2001 | 3818 |
| 2011 | 3956 |
| 2019 | 3892 |
| 2020 | 3857 |
| 2021 | 3749 |
| 2022 | 3701 |
| 2023 | 3683 |
| 2024 | 3690 |
| 2025 | 3651 |
| 2026 | 3671 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 2966 | 40.6% |
| Married | 3610 | 49.4% |
| Divorced | 146 | 2.0% |
| Widowed | 580 | 7.9% |
School-Age Population (2026)
Total 0-18 years: 578
| Valore | |
|---|---|
| Nido (0-2) | 76 |
| Infanzia (3-5) | 76 |
| Primaria (6-10) | 172 |
| Medie (11-13) | 98 |
| Superiori (14-18) | 156 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Serre population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/serre-065140" title="Population pyramid of Serre — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/serre-065140" alt="Population pyramid of Serre — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>