Warren County, Illinois
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Warren is a county in Illinois. It was formed in 1825 (1831) from the following county/ies: unorganized (Pike)/*Schulyer/*Peoria. Warren began keeping birth records in 1877, marriage records in 1831, and death records in 1875. It began keeping land records in 1800, probate records in 1830, and court records in 1832. For more information, contact the county at 100 W. Broadway, Monmouth 61462. On the attached map, Warren is located at D3.
For information about the state of Illinois see Illinois Family History Research.