Whiteside County, Illinois
Whiteside is a county in Illinois. It was formed in 1836 (1840) from the following county/ies: Jo Daviess/*Ogle. Whiteside began keeping birth records in 1877, marriage records in 1857, and death records in 1877. It began keeping land records in 1838, probate records in 1839, and court records in 1838. For more information, contact the county at 200 E. Knox St., Morrison 61270. On the attached map, Whiteside is located at B4.
For information about the state of Illinois see Illinois Family History Research.