Fleming Island is a city located in Florida. Fleming Island has a 2020 population of 28,531. Fleming Island is currently declining at a rate of 0.00% annually and its population has increased by 5.18% since the most recent census, which recorded a population of 27,126 in 2010. Fleming Island reached it's highest population of 30,350 in 2015.
The average household income in Fleming Island is $110,991 with a poverty rate of 3.80%. The median rental costs in recent years comes to $1,500 per month, and the median house value is $255,800. The median age in Fleming Island is 43.8 years, 40.2 years for males, and 45.6 years for females. For every 100 females there are 96.1 males.