North America · CastriesSt. Lucia· by the numbers
St. Lucia's population is 180,149 (2025) — the 183rd-largest in the world and the 18th-largest in North America, growing by about 405 people a year.
St. Lucia Facts at a Glance
Six numbers that summarise the country — population trend, rank, density, wealth, prices, share of humanity.
St. Lucia in World Rankings
Every world ranking we publish, this country’s place in each, and its overall percentile shape.
St. Lucia's Population Growth
Yes — St. Lucia's population rose by 405 people (+0.23%) between 2024 and 2025. The fertility rate is 1.4 births per woman — below the ~2.1 replacement level. Net migration was negative in the latest year on record.
Population, 1960 to 2025
66 years of estimates from the same source.
St. Lucia Demographics
Every indicator has its own source and dataset year — shown honestly rather than smoothed into one.
Age & sex structure
17 five-year bands, male and female, 2025.
Largest cities
By population, GeoNames city-proper figures (not metro area).
Where is St. Lucia Located?
- Capital
- Castries
- Currency
- Dollar (XCD)
- Language(s)
- English
- Region
- Latin America & Caribbean
- Continent
- 23 countries in North America →
- Land area
- 610 km²
- Area (GeoNames)
- 616 km²
- Borders
- none (island nation)
No land borders.
You, in St. Lucia
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Compare St. Lucia with:Frequently asked
What is the population of St. Lucia?
St. Lucia's population is 180,149 as of 2025 (World Bank estimate), ranking #183 of 217 countries and territories by population.
How many people live in St. Lucia?
180,149 people, as of the 2025 World Bank estimate — the most recent figure this page tracks.
What is St. Lucia's population density?
295.3 people per km², based on a land area of 610 km².
What is St. Lucia ranked in population worldwide?
#183 of 217 countries and territories by population — see the full ranking table for every country's position.
What is the life expectancy in St. Lucia?
72.8 years on average (2024) — 69.5 for men, 76.5 for women.
What is St. Lucia's GDP?
$2.7B, ranking #163 of 186 economies we track — $14,746 per capita.
Cite this page
CC BY 4.0Our compilation on this page — the figures as arranged, ranked and dated here — is published under CC BY 4.0. Reuse it anywhere, including commercially, with a link back. The underlying data belongs to the organizations credited below.
Us, by Numbers. "Us, by Numbers." https://usbynumbers.com
Sources
- World Bank Open Data · data.worldbank.orgCC BY 4.0 · population, GDP, life expectancy, homicide, PM2.5, vitals
- NCD-RisC / The Lancet · ncdrisc.orgCC BY 4.0 · pooled measured-height and life-expectancy studies
- GeoNames · geonames.orgCC BY 4.0 · cities, geographic passport