Demographic profile
Cayman Islands is the 205th most populous of the 238 countries and territories tracked on this site, home to about 0.0% of everyone alive. Within Caribbean, it ranks 18 of 22.
Each day brings roughly 2 births and 1 deaths, adding about 365 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.
Among its first-level divisions, the largest by our modelled allocation is Grand Cayman, holding an estimated 51.3% of the national population. The full breakdown of all 3 states and regions is in the table below — regional figures outside Sudan are modelled estimates built on real region names, and are flagged as such.
Literacy stands near 90.0% and adult smoking prevalence around 13.0%, with life expectancy at about 78.9 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 Cayman Islands in 2026? Approximately 67,092 people (live projection; the counter above updates every second).
How fast is Cayman Islands growing? About 0.55% per year — roughly 2 births and 1 deaths every day.
What share of the world lives in Cayman Islands? Around 0.0% — ranked 205 worldwide by population.