Jefferson County, WI Population Jefferson County, WI Population by Year Jefferson County, WI Population by Gender Jefferson County, WI Population by Age Jefferson County, WI Population by Race & Ethnicity Watertown, WI Population Whitewater, WI Population Fort Atkinson, WI Population Jefferson, WI Population Lake Mills, WI Population Ixonia, Wisconsin Population Koshkonong, Wisconsin Population Waterloo, WI Population Johnson Creek, WI Population Oakland Town, Jefferson County, Wisconsin Population

Aztalan town Cambridge Cold Spring town Concord town Farmington town Fort Atkinson Hebron town Ixonia town Jefferson town Jefferson Johnson Creek Koshkonong town Lac La Belle Lake Mills town Lake Mills Milford town Oakland town Palmyra town Palmyra Sullivan town Sullivan Sumner town Waterloo town Waterloo Watertown town Watertown Whitewater