From a total population of 131,331, Richland County has a median age of 28.3. The average age of males, in Richland County, is 27.6 while the average age of females is 29.3. When you compare this to median age of South Carolina, Richland County is 10.0 years younger.
The median income of individuals, in Richland County, is $24,723 while the average household income is $41,454. When comparing the median income of people living in Richland County to the rest of South Carolina, the average income in Richland County is $501 more.