Quick facts
Saint Martin (French part) population overview
Saint Martin is the 37th most populous of 41 countries and territories in North America. The United Nations put the population at 25,207 on 1 January 2026; with an annual growth rate of -4.2% the live estimate on this page falls by roughly 3 people per day.
Over a full year that means about 302 births (12 per 1,000 people) and 262 deaths (10.4 per 1,000), and net emigration of roughly 1,091 people. The infant mortality rate is 7.5 per 1,000 live births.
World Bank data show the population grew from 4,250 in 1960 to 24,941 in 2025 — a change of +486.8%, or +2.8% per year on average. It peaked at 37,450 in 2014 and has declined 34.9% since.
Demographically, the median age is 43.9 years; life expectancy at birth is 80.8 years; women have on average 2.7 children (2024, above the 2.1 replacement level); 21.1% of residents are under 15 and 19.7% are 65 or older (2025); 100% of people live in urban areas (2025).
The capital is Marigot. Saint Martin covers 50 km², giving a population density of about 487 people per km². GDP was $649.21M in 2021 — about $21,668 per person (World Bank classification: high income).
Saint Martin (French part) population statistics (2026)
| Population (live, October 2026) | 24,370 |
|---|---|
| UN estimate, 1 Jan 2026 | 25,207 |
| World rank | #224 of 238 |
| Rank in North America | #37 of 41 |
| Share of world population | less than 0.001% |
| Annual growth rate | -4.2% |
| Births per year est. | 302 |
| Deaths per year est. | 262 |
| Net migration per year est. | -1,091 |
| Birth rate | 12 per 1,000 |
| Death rate | 10.4 per 1,000 |
| Infant mortality | 7.5 per 1,000 births |
| Sex ratio | 85.5 males per 100 females |
| Median age | 43.9 years |
| Life expectancy | 80.8 years |
| Fertility rate 2024 | 2.7 births per woman |
| Urban population 2025 | 100% |
| Surface area 2023 | 50 km² |
| Population density | 487 per km² |
| Capital | Marigot |
| GDP (current US$) 2021 | $649.21M |
| GDP per capita 2021 | $21,668 |
| Income group World Bank | High income |
Saint Martin (French part) population by year
| Year | Population | Change | Annual growth |
|---|---|---|---|
| October 2026 (live, UN-based) | 24,370 | – | – |
| 2025 | 24,941 | -1,188 | -4.5% |
| 2024 | 26,129 | -1,386 | -5% |
| 2023 | 27,515 | -1,355 | -4.7% |
| 2022 | 28,870 | -1,091 | -3.6% |
| 2021 | 29,961 | -1,825 | -5.7% |
| 2020 | 31,786 | -5,583 | -3.2% |
| 2015 | 37,369 | +513 | +0.3% |
| 2010 | 36,856 | +2,928 | +1.7% |
| 2005 | 33,928 | +3,932 | +2.5% |
| 2000 | 29,996 | +526 | +0.4% |
| 1995 | 29,470 | +1,246 | +0.9% |
| 1990 | 28,224 | +12,129 | +11.9% |
| 1985 | 16,095 | +7,807 | +14.2% |
| 1980 | 8,288 | +1,250 | +3.3% |
| 1975 | 7,038 | +991 | +3.1% |
| 1970 | 6,047 | +1,051 | +3.9% |
| 1965 | 4,996 | +746 | +3.3% |
| 1960 | 4,250 | – | – |
Change and annual growth are measured against the previous row; growth is annualized where rows are five years apart. The live row extrapolates the UN estimate and is not directly comparable with the World Bank series.
About Saint Martin
Population over time
- From 4,250 in 1960 to 24,370 today — up 473.4%.
- Population peaked at 37,450 in 2014 and is down 34.9% since.
- Average change over the last 10 years of data: -4% per year.
Life expectancy & fertility
- Life expectancy at birth: 80.4 years (2024), up 12.8 years since 1960.
- Fertility: 2.7 births per woman (2024) — above the ~2.1 replacement level.
Birth & death rates
- Latest: 15 births vs 9.7 deaths per 1,000 people (2024).
- Natural increase of 5.4 per 1,000 a year, before migration.
Age structure
- 21.1% of the population is under 15 and 19.7% is 65 or older (2025).
- The 65+ share has grown from 4% in 1960 — the population is aging.
Forest area (% of land)
- Forest covers 24.8% of land area (2023).
- Cover has been essentially stable since 2011 (+0 points).
Urban population (% of total)
- 100% of people live in urban areas (2025), vs 100% in 1960 (+0 points).
- Majority-urban for the whole period covered.
Economy
- GDP: $649.21M in 2021.
- Nominal GDP is down 16.3% since 2011.
- That works out to $21,668 per person.
Saint Martin in the news
Frequently asked questions
What is the population of Saint Martin in 2026?
As of October 2026, Saint Martin has an estimated population of 24,370. The United Nations estimated 25,207 residents on 1 January 2026; the live figure on this page extrapolates that estimate using the -4.2% annual growth rate.
Is the population of Saint Martin growing or shrinking?
It is shrinking at -4.2% per year — roughly 3 fewer people every day. Each year there are about 302 births and 262 deaths, with net migration of -1,091.
What is the population density of Saint Martin?
About 487 people per square kilometre: 24,370 people living on 50 km² of surface area (World Bank, 2023).
What is the median age in Saint Martin?
The median age is 43.9 years, and life expectancy at birth is 80.8 years. 21.1% of the population is under 15 and 19.7% is 65 or older (2025).
How does Saint Martin rank by population?
Saint Martin is the 224th most populous of 238 countries and territories worldwide and the 37th in North America, with less than 0.001% of the global population.
How has the population of Saint Martin changed over time?
In 1960 the population was 4,250; by 2025 it had grown to 24,941 (+486.8%). The year-by-year table above lists the full World Bank series.
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AnguillaSources & method: the live population is a linear extrapolation of the UN World Population Prospects estimate for 1 January 2026 using the annual growth rate (-4.2%); births, deaths and migration counters apply the UN crude rates to the live figure. Historical series, area, GDP and other indicators are from World Bank Open Data; the encyclopedic summary is from Wikipedia. Figures are statistical estimates, not census counts. Page generated 2026-10-19. More about our data.