Simpsonville is located in Greenville County, SC. The population is 18,331, making Simpsonville the 6th largest city in Greenville County.
There are 15 public schools in Simpsonville with an average Homefacts rating of A-. The total crime rate for Simpsonville is low, and there are 54 registered sex offenders residing in the city. Unemployment in Simpsonville is moderate and the median home sales price is $189,000.