As of May 2026, the population of Isle of Man is 85.2 thousand. The number of inhabitants has increased by 157 in the last year, representing a growth of 0.20%. The median age of the population has increased in recent years, rising from 43.8 years in 2016 to 46 years in 2026. Currently, life expectancy at birth is 81.7 years and population density is 149 inhabitants per square kilometer.
The population growth rate of Isle of Man peaked in 1968, reaching around 2.26% annually, but has since declined to approximately 0.18% in 2026. The annual increase in the number of people has also decreased from a peak of around 1.21 thousand in 1970 to nearly 157 in 2026.
In Isle of Man, life expectancy at birth has been increasing, with the indicator rising from 78.2 years in 2006 to 81.7 years in 2026, representing an increase of almost 4 years over the past 2 decades.
The cities of Isle of Man are small, with the 5 most populated adding up to around 46.1 thousand inhabitants. The most populous city is Douglas, con una diferencia significativa sobre las demás, alcanzando approximately 26.2 thousand inhabitants. It is followed by Ramsey with 7.8 thousand and Peel with 5.4 thousand.
These are the 20 most populous cities in Isle of Man:
| # | City | Population |
|---|---|---|
| 1 | Douglas | 26,218 |
| 2 | Ramsey | 7,845 |
| 3 | Peel | 5,374 |
| 4 | Port Erin | 3,530 |
| 5 | Castletown | 3,100 |
| 6 | Laxey | 1,768 |
| 7 | Ballabeg, Arbory | |
| 8 | Ballaugh | |
| 9 | Patrick | |
| 10 | Andreas |
| # | City | Population |
|---|---|---|
| 11 | Onchan | |
| 12 | Santon | |
| 13 | Port Saint Mary, Port St Mary | |
| 14 | Maughold | |
| 15 | Lezayre | |
| 16 | Kirkmichael, Michael | |
| 17 | Jurby | |
| 18 | Bride | |
| 19 | Kirk Braddan, Braddan | |
| 20 | Ballasalla, Malew |