Jefferson is located in Union County, SD. The population is 624, making Jefferson the 4th largest city in Union County.
There are 0 public schools in Jefferson with an average Homefacts rating of NA. The total crime rate for Jefferson is very low , and there are 5 registered sex offenders residing in the city. Unemployment in Jefferson is low and the median home sales price is $0. Detailed and up-to-date Jefferson property reports are available for any property address.
Cities near Jefferson include Jefferson Township, Civil Bend Township and Hancock Township.