Oak Island is a city located in North Carolina. With a 2020 population of 8,488, it is the 100th largest city in North Carolina and the 3456th largest city in the United States. Oak Island is currently growing at a rate of 2.51% annually and its population has increased by 25.14% since the most recent census, which recorded a population of 6,783 in 2010. Spanning over 20 miles, Oak Island has a population density of 455 people per square mile.
The average household income in Oak Island is $85,126 with a poverty rate of 7.66%. The median rental costs in recent years comes to $1,076 per month, and the median house value is $258,300. The median age in Oak Island is 59 years, 58.9 years for males, and 59 years for females. For every 100 females there are 95.0 males.