Six Mile is a city located in South Carolina. With a 2020 population of 664, it is the 179th largest city in South Carolina and the 12129th largest city in the United States. Six Mile is currently declining at a rate of -0.60% annually and its population has decreased by -1.63% since the most recent census, which recorded a population of 675 in 2010. Six Mile reached it's highest population of 672 in 2016. Spanning over 2 miles, Six Mile has a population density of 326 people per square mile.
The average household income in Six Mile is $78,847 with a poverty rate of 5.66%. The median rental costs in recent years comes to $594 per month, and the median house value is $214,300. The median age in Six Mile is 39.9 years, 42.7 years for males, and 39.2 years for females. For every 100 females there are 90.4 males.