Saint Martin vs San Marino
San Marino has 1.4× the population of Saint Martin: 34,109 vs 24,941, a gap of 9,168. San Marino is growing faster (+0.39% vs −4.65% a year), adding about 132 people a year against −1,161. At these source-year rates the modelled relative population gap is widening. San Marino is the older society: 23.1% aged 65+ against 19.7% in Saint Martin, while Saint Martin has more children (21.1% under 15 vs 11.9%). People in San Marino live 5.4 years longer on average (85.8 vs 80.4). GDP per capita is 2.8× higher in San Marino ($59,871 vs $21,668).
Country/territory population bases: World Bank 2025 (Saint Martin) and 2025 (San Marino); growth years 2025 / 2025. Annual source values, not live counts; years may differ. Growth is national, not local.
Saint Martin vs San Marino — side by side
 Saint Martin |  San Marino | |
|---|---|---|
| Population | 24,9412025 | 34,1092025 |
| Growth rate / yr | −4.65%2025 | +0.39%2025 |
| Births per 1,000 | 15.02024 | 4.22024 |
| Deaths per 1,000 | 9.72024 | 7.52024 |
| Children per woman | 2.672024 | 1.162024 |
| Life expectancy | 80.4 yrs2024 | 85.8 yrs2024 |
| Aged 0–14 | 21.1%2025 | 11.9%2025 |
| Aged 65+ | 19.7%2025 | 23.1%2025 |
| Density | 550.3 /km²2023 | 564.3 /km²2023 |
| Area | 50 km²2023 | 60 km²2023 |
| Urban population | 100.0%2025 | 97.2%2025 |
| Net migration / yr | -1,1702025 | +1222025 |
| GDP per capita | $21,6682021 | $59,8712023 |
| Country population rank (available records) | #214 | #213 |
| Base / world population (World Bank 2025) | 0.00% | 0.00% |
Highlighted cell = the higher value (not "better"). Small print under each value is its own data year. Source: World Bank; country/territory population bases may have different years. These are not live counts.
Population since 1960
World Bank population history (not the separate UN WPP timeline). Saint Martin: 5.9× from 1960 to 2025; San Marino: 2.2× from 1960 to 2025. Left: absolute population. Right: each series indexed to its own first available year = 100; baseline years may differ.
More comparisons
Regions: Latin America & Caribbean · Europe & Central Asia · rankings
Saint Martin: Saint Martin vs Monaco, Saint Martin vs Marshall Islands, Saint Martin vs San Marino, Saint Martin vs Palau, Saint Martin vs Nauru, Saint Martin vs Tuvalu.
San Marino: San Marino vs British Virgin Islands, San Marino vs Monaco, San Marino vs Marshall Islands, San Marino vs Saint Martin, San Marino vs Palau, San Marino vs Nauru.
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This page is a structured reference entry. Its sources, geographic definition and reference dates determine what the figures mean; it is not independent reporting about the causes of change. Read the accompanying explanation before comparing different places or vintages.