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Population & demographics
All demographic data for Diano Marina: population, births, deaths, balances and historical trends.
Income & tax data
Average income, median income, income brackets and historical trends for Diano Marina.
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Air quality (PM2.5, PM10, NO2) and land consumption data for Diano Marina.
Diano Marina is a medium-sized municipality in the province of Imperia, Liguria region. With a population of 5475 inhabitants and a density of 828 per km², it covers an area of 6.6 km². The average declared income is 24.088 €.
Diano Marina in numbers: the analysis
Among the 66 municipalities of the province of Imperia, Diano Marina ranks 8 by population.
Diano Marina has grown substantially since 1951: from 3,669 inhabitants then to 5,475 in 2026, an increase of 49.2%.
The ageing index is one of the starkest signals: in Diano Marina there are 360 residents over 65 for every 100 under 14, well above the national average.
Demographic projections to 2050 estimate about 4,472 inhabitants for Diano Marina: an expected decline of 18.3% from today.
The average municipality in the province of Imperia has about 3,180 residents: Diano Marina has 1.7 times as many.
Population Trend
| Anno | Popolazione |
|---|---|
| 2019 | 5808 |
| 2020 | 5779 |
| 2021 | 5681 |
| 2022 | 5628 |
| 2023 | 5552 |
| 2024 | 5552 |
| 2025 | 5542 |
| 2026 | 5475 |
Male/Female Ratio
| Valore | % | |
|---|---|---|
| Men | 2565 | 46.8% |
| Women | 2910 | 53.2% |
Demographic Statistics
Demographic Indices
Births (recent years)
| Valore | |
|---|---|
| 2021 | 40 |
| 2022 | 29 |
| 2023 | 22 |
| 2024 | 28 |
| 2025 | 20 |
Historical Population (1951-present)
| Anno | Population |
|---|---|
| 1951 | 3669 |
| 1961 | 4556 |
| 1971 | 6395 |
| 1981 | 7007 |
| 1991 | 6067 |
| 2001 | 6159 |
| 2011 | 6004 |
| 2019 | 5808 |
| 2020 | 5779 |
| 2021 | 5681 |
| 2022 | 5628 |
| 2023 | 5552 |
| 2024 | 5552 |
| 2025 | 5542 |
| 2026 | 5475 |
Marital Status (2025)
| Valore | % | |
|---|---|---|
| Single | 4262 | 38.5% |
| Married | 4830 | 43.6% |
| Divorced | 800 | 7.2% |
| Widowed | 1192 | 10.8% |
School-Age Population (2026)
Total 0-18 years: 705
| Valore | |
|---|---|
| Nido (0-2) | 69 |
| Infanzia (3-5) | 101 |
| Primaria (6-10) | 176 |
| Medie (11-13) | 141 |
| Superiori (14-18) | 218 |
Foreign residents
Foreign presence and top citizenships
Embed this chart
Use the Diano Marina population pyramid on your site or article — the DatiItalia source link is already included.
<a href="https://datitalia.eu/comune/diano-marina-008027" title="Population pyramid of Diano Marina — DatiItalia"><img src="https://datitalia.eu/render/chart/piramide/diano-marina-008027" alt="Population pyramid of Diano Marina — DatiItalia" width="600" style="max-width:100%;height:auto;border:0" loading="lazy" /></a>