Whitemarsh Island is a city located in Georgia. Whitemarsh Island has a 2020 population of 6,893. Whitemarsh Island is currently declining at a rate of 0.00% annually and its population has increased by 1.49% since the most recent census, which recorded a population of 6,792 in 2010. Whitemarsh Island reached it's highest population of in .
The average household income in Whitemarsh Island is $113,120 with a poverty rate of 5.78%. The median rental costs in recent years comes to $1,257 per month, and the median house value is $246,400. The median age in Whitemarsh Island is 37.2 years, 36.3 years for males, and 38.1 years for females.