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Population & demographics
All demographic data for Massa di Somma: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Massa di Somma.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Massa di Somma.
Massa di Somma is a small municipality in the province of Napoli, Campania region. With a population of 4933 inhabitants and a density of 1737 per km², it covers an area of 2.8 km². The average declared income is 18.412 €.
Massa di Somma in numbers: the analysis
Demographic projections to 2050 estimate about 4,248 inhabitants for Massa di Somma: an expected decline of 13.9% from today.
Compared with the provincial average of Napoli (about 32,118 residents per municipality), Massa di Somma is a markedly smaller centre.
Among the 92 municipalities of the province of Napoli, Massa di Somma ranks 82 by population.
Massa di Somma has grown substantially since 1951: from 1,595 inhabitants then to 4,933 in 2026, an increase of 209.3%.
The generational balance is in line with the norm: the ageing index of Massa di Somma is 174 (over-65s per 100 under-14s).
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 5153 |
| 2020 | 5123 |
| 2021 | 5019 |
| 2022 | 5056 |
| 2023 | 5006 |
| 2024 | 4985 |
| 2025 | 4965 |
| 2026 | 4933 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 2405 | 48.8% |
| Women | 2528 | 51.2% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 47 |
| 2022 | 35 |
| 2023 | 42 |
| 2024 | 42 |
| 2025 | 32 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 1595 |
| 1961 | 2651 |
| 1971 | 3648 |
| 1981 | 4726 |
| 1991 | 5492 |
| 2001 | 5908 |
| 2011 | 5587 |
| 2019 | 5153 |
| 2020 | 5123 |
| 2021 | 5019 |
| 2022 | 5056 |
| 2023 | 5006 |
| 2024 | 4985 |
| 2025 | 4965 |
| 2026 | 4933 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 4240 | 42.7% |
| Married | 4834 | 48.7% |
| Divorced | 188 | 1.9% |
| Widowed | 668 | 6.7% |
School-Age Population (2026)
Total 0-18 years: 819
| Valore | |
|---|---|
| Nido (0-2) | 111 |
| Infanzia (3-5) | 123 |
| Primaria (6-10) | 209 |
| Medie (11-13) | 140 |
| Superiori (14-18) | 236 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Massa di Somma population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/massa-di-somma-063092" title="Population pyramid of Massa di Somma — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/massa-di-somma-063092" alt="Population pyramid of Massa di Somma — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>