Monaco vs Saint Martin
Monaco has 1.5× the population of Saint Martin: 38,341 vs 24,941, a gap of 13,400. Monaco is shrinking more slowly (−0.75% vs −4.65% a year), adding about -289 people a year against −1,161. At these source-year rates the modelled relative population gap is widening. Monaco is the older society: 36.0% aged 65+ against 19.7% in Saint Martin, while Saint Martin has more children (21.1% under 15 vs 13.8%). Monaco is 34.0× as densely populated (18,692.9 vs 550.3 people per km²). People in Monaco live 6.1 years longer on average (86.5 vs 80.4). GDP per capita is 13.3× higher in Monaco ($288,002 vs $21,668).
Country/territory population bases: World Bank 2025 (Monaco) and 2025 (Saint Martin); growth years 2025 / 2025. Annual source values, not live counts; years may differ. Growth is national, not local.
Monaco vs Saint Martin — side by side
 Monaco |  Saint Martin | |
|---|---|---|
| Population | 38,3412025 | 24,9412025 |
| Growth rate / yr | −0.75%2025 | −4.65%2025 |
| Births per 1,000 | 9.62024 | 15.02024 |
| Deaths per 1,000 | 20.12024 | 9.72024 |
| Children per woman | 2.102024 | 2.672024 |
| Life expectancy | 86.5 yrs2024 | 80.4 yrs2024 |
| Aged 0–14 | 13.8%2025 | 21.1%2025 |
| Aged 65+ | 36.0%2025 | 19.7%2025 |
| Density | 18,692.9 /km²2023 | 550.3 /km²2023 |
| Area | 2 km²2023 | 50 km²2023 |
| Urban population | 100.0%2025 | 100.0%2025 |
| Net migration / yr | +1002025 | -1,1702025 |
| GDP per capita | $288,0022024 | $21,6682021 |
| Country population rank (available records) | #211 | #214 |
| 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). Monaco: 1.8× from 1960 to 2025; Saint Martin: 5.9× 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: Europe & Central Asia · Latin America & Caribbean · rankings
Monaco: Monaco vs Liechtenstein, Monaco vs Gibraltar, Monaco vs British Virgin Islands, Monaco vs Marshall Islands, Monaco vs San Marino, Monaco vs Saint Martin.
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.
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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.