Jefferson is located in Greene County, IA. The population is 4,329, making Jefferson the largest city in Greene County.
There are 3 public schools in Jefferson with an average Homefacts rating of B. The total crime rate for Jefferson is very low , and there are 8 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 Grant Township, Jackson Township and Hardin Township.