Isle of Man Rate of Natural Increase

The rate of natural increase (RNI), which measures the difference between birth rates and death rates, is a key indicator of population growth. On the Isle of Man, the RNI has been relatively low or even negative in recent years, reflecting an aging population and low fertility rates. This trend is similar to neighboring countries such as the United Kingdom and Ireland, both of which have also experienced declining RNIs due to falling birth rates and increasing life expectancy. However, while the UK and Ireland have somewhat mitigated their low RNIs through net immigration, the Isle of Man’s smaller size and more limited immigration have made its population growth more reliant on natural increase, leading to slower overall growth or even population decline. Thus, while the demographic challenges are shared across the region, the Isle of Man faces a particularly acute situation due to its demographic structure and migration patterns.

Data from US Census International Database