Demographic profile
Saint Lucia is the 191st most populous of the 238 countries and territories tracked on this site, home to about 0.0% of everyone alive. Within Caribbean, it ranks 12 of 22.
Each day brings roughly 7 births and 4 deaths, adding about 1,095 people over a year. At the current natural-increase rate of 0.55% annually, the population would double in roughly 127 years if the rate held. Real trajectories bend as fertility, mortality and migration shift, which is why the chart below shows both history and projection.
Literacy stands near 90.0% and adult smoking prevalence around 13.0%, with life expectancy at about 72.3 years. Baselines come from UN World Population Prospects, the World Bank, WHO surveys, WorldPop and HDX; the counters project them forward in real time — the method, and every caveat, is documented on our data sources page.
Quick answers
What is the population of Saint Lucia in 2026? Approximately 190,150 people (live projection; the counter above updates every second).
How fast is Saint Lucia growing? About 0.55% per year — roughly 7 births and 4 deaths every day.
What share of the world lives in Saint Lucia? Around 0.0% — ranked 191 worldwide by population.