Washington County, Illinois
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Washington is a county in Illinois. It was formed in 1818 from the following county/ies: St. Clair. Washington began keeping birth records in 1877, marriage records in 1831, and death records in 1877. It began keeping land records in 1815, probate records in 1818, and court records in 1818. For more information, contact the county at 101 E. St. Louis St., Nashville 62263. On the attached map, Washington is located at H4.
For information about the state of Illinois see Illinois Family History Research.