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Population & demographics
All demographic data for Sermoneta: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Sermoneta.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Sermoneta.
Sermoneta is a medium-sized municipality in the province of Latina, Lazio region. With a population of 9951 inhabitants and a density of 220 per km², it covers an area of 45.2 km². The average declared income is 22.681 €.
Sermoneta in numbers: the analysis
For 2050 the projections point to an essentially unchanged population: about 9,924 inhabitants.
Compared with the provincial average of Latina (about 17,186 residents per municipality), Sermoneta is a markedly smaller centre.
Among the 33 municipalities of the province of Latina, Sermoneta ranks 16 by population.
Sermoneta has grown substantially since 1951: from 4,374 inhabitants then to 9,951 in 2026, an increase of 127.5%.
The generational balance is in line with the norm: the ageing index of Sermoneta is 132 (over-65s per 100 under-14s).
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 9959 |
| 2020 | 9969 |
| 2021 | 9977 |
| 2022 | 10.044 |
| 2023 | 10.045 |
| 2024 | 9994 |
| 2025 | 9937 |
| 2026 | 9951 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 5025 | 50.5% |
| Women | 4926 | 49.5% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 91 |
| 2022 | 99 |
| 2023 | 61 |
| 2024 | 75 |
| 2025 | 63 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 4374 |
| 1961 | 4585 |
| 1971 | 5146 |
| 1981 | 6413 |
| 1991 | 6587 |
| 2001 | 6620 |
| 2011 | 9129 |
| 2019 | 9959 |
| 2020 | 9969 |
| 2021 | 9977 |
| 2022 | 10.044 |
| 2023 | 10.045 |
| 2024 | 9994 |
| 2025 | 9937 |
| 2026 | 9951 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 8904 | 44.8% |
| Married | 9210 | 46.3% |
| Divorced | 634 | 3.2% |
| Widowed | 1126 | 5.7% |
School-Age Population (2026)
Total 0-18 years: 1917
| Valore | |
|---|---|
| Nido (0-2) | 204 |
| Infanzia (3-5) | 280 |
| Primaria (6-10) | 513 |
| Medie (11-13) | 343 |
| Superiori (14-18) | 577 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Sermoneta population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/sermoneta-059027" title="Population pyramid of Sermoneta — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/sermoneta-059027" alt="Population pyramid of Sermoneta — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>