Washington County

Illinois · Population: 13,536 · Official website

Washington County, Illinois

Congressional representation for Washington County, Illinois.

Congressional Districts

District Representative Party
Photo of Mike Bost IL-12 Mike Bost Republican

ZIP Codes

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