Washington County

Illinois · Population: 13,536 · Official website

Washington County, Illinois

Congressional representation for Washington County, Illinois.

Congressional Districts

DistrictRepresentativeParty
Photo of Mike BostIL-12Mike BostRepublican

ZIP Codes

ZIP CodeCongressional District
62214IL-12
62237IL-12
62255IL-12
62257IL-12
62263IL-12
62268IL-12
62271IL-12
62801IL-12
62803IL-12
62808IL-12
62831IL-12
62848IL-12
62876IL-12
62877IL-12