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Population & demographics
All demographic data for Santi Cosma e Damiano: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Santi Cosma e Damiano.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Santi Cosma e Damiano.
Santi Cosma e Damiano is a medium-sized municipality in the province of Latina, Lazio region. With a population of 6878 inhabitants and a density of 215 per km², it covers an area of 32.0 km². The average declared income is 19.261 €.
Santi Cosma e Damiano in numbers: the analysis
Compared with the provincial average of Latina (about 17,186 residents per municipality), Santi Cosma e Damiano is a markedly smaller centre.
Among the 33 municipalities of the province of Latina, Santi Cosma e Damiano ranks 18 by population.
Santi Cosma e Damiano has grown substantially since 1951: from 4,069 inhabitants then to 6,878 in 2026, an increase of 69%.
The generational balance is in line with the norm: the ageing index of Santi Cosma e Damiano is 192 (over-65s per 100 under-14s).
For 2050 the projections point to an essentially unchanged population: about 7,038 inhabitants.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 6832 |
| 2020 | 6781 |
| 2021 | 6813 |
| 2022 | 6854 |
| 2023 | 6893 |
| 2024 | 6843 |
| 2025 | 6883 |
| 2026 | 6878 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 3390 | 49.3% |
| Women | 3488 | 50.7% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 58 |
| 2022 | 59 |
| 2023 | 56 |
| 2024 | 52 |
| 2025 | 51 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 4069 |
| 1961 | 3920 |
| 1971 | 4308 |
| 1981 | 4980 |
| 1991 | 6298 |
| 2001 | 6532 |
| 2011 | 6882 |
| 2019 | 6832 |
| 2020 | 6781 |
| 2021 | 6813 |
| 2022 | 6854 |
| 2023 | 6893 |
| 2024 | 6843 |
| 2025 | 6883 |
| 2026 | 6878 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 5676 | 41.2% |
| Married | 6700 | 48.7% |
| Divorced | 368 | 2.7% |
| Widowed | 1022 | 7.4% |
School-Age Population (2026)
Total 0-18 years: 1148
| Valore | |
|---|---|
| Nido (0-2) | 157 |
| Infanzia (3-5) | 181 |
| Primaria (6-10) | 267 |
| Medie (11-13) | 194 |
| Superiori (14-18) | 349 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Santi Cosma e Damiano population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/santi-cosma-e-damiano-059026" title="Population pyramid of Santi Cosma e Damiano — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/santi-cosma-e-damiano-059026" alt="Population pyramid of Santi Cosma e Damiano — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>