Jefferson County may refer to one of several counties or parishes in the United States: Jefferson County, Alabama Jefferson County, Arkansas Jefferson County, Colorado Jefferson County, Jefferson Territory Jefferson County, Florida Jefferson County, Georgia Jefferson County, Idaho Jefferson County, Illinois Jefferson County, Indiana Jefferson County, Iowa Jefferson County, Kansas Jefferson County, Kentucky Jefferson Parish, Louisiana Jefferson County, Mississippi Jefferson County, Missouri Jefferson County, Montana Jefferson County, Nebraska Jefferson County, New York Jefferson County, Ohio Jefferson County, Oklahoma Jefferson County, Oregon Jefferson County, Pennsylvania Jefferson County, Tennessee Jefferson County, Texas Jefferson County, Virginia, has existed twice; the two counties continue in existence as Jefferson County, Kentucky and Jefferson County, West Virginia Jefferson County, Washington Jefferson County, West Virginia Jefferson County, Wisconsin See also Jefferson County (The Waltons), a fictional county in Virginia Jefferson Davis Parish, Louisiana Jefferson Davis County, Miss
Jefferson County puede referirse a uno de varios condados o parroquias en los Estados Unidos: Jefferson County, Alabama Jefferson County, Arkansas Jefferson County, Colorado Jefferson County, Jefferson Territory Jefferson County, Florida Jefferson County, Georgia Jefferson County, Idaho Jefferson County, Illinois Jefferson County, Indiana Jefferson County, Iowa Jefferson County, Kansas Jefferson County, Kentucky Jefferson Parish, Louisiana Jefferson County, Missouri Jefferson County, Missouri Jefferson County, Montana Jefferson County, Nebraska Jefferson County, Nueva York Jefferson County, Ohio Jefferson County, Oklahoma Jefferson County, Oregon Jefferson County, Pennsylvania Jefferson County, Tennessee Jefferson County, Texas Jefferson County, Virginia ha existido dos veces; los dos condados continúan en existencia como Jefferson County, Kentucky y Jefferson County, Virginia West Jefferson County, Washington Jefferson County, Virginia West Jefferson County, Virginia Wisconsin Véase también (El condado Jefferson, Louisiana, un condado de Jefferson Davis en Virginia Jefferson County)