As of May 2026, the population of Saint Helena is 5.1 thousand. The number of inhabitants has decreased by 67 in the last year, representing a decline of 1.21%. The median age of the population has increased in recent years, rising from 46.3 years in 2016 to 53.4 years in 2026. Currently, life expectancy at birth is 77.9 years and population density is 13.2 inhabitants per square kilometer.
The population growth rate of Saint Helena peaked in 1970, reaching around 1.6% annually, but has since declined to approximately -1.3% in 2026. The annual increase in the number of people has also decreased from a peak of around 92 in 1970 to nearly -67 in 2026.
In Saint Helena, life expectancy at birth has been increasing, with the indicator rising from 76.8 years in 2006 to 77.9 year in 2026, representing an increase of more than 1 year over the past 2 decades.
These are the 6 most populous cities in Saint Helena:
| # | City | Population |
|---|---|---|
| 1 | Georgetown, Ascension | 5,012 |
| 2 | Edinburgh of the Seven Seas, Tristan da Cunha | 2,860 |
| 3 | Half Tree Hollow, Saint Helena | 1,034 |
| # | City | Population |
|---|---|---|
| 4 | St. Paul's, Saint Helena | 928 |
| 5 | Longwood, Saint Helena | 765 |
| 6 | Jamestown, Saint Helena | 637 |