O'Brien County, Iowa Genealogy

United States &gt; Iowa &gt; O'Brien County

Parent County
1851--O'Brien County was created 15 January 1851 from unorganized territory. It was attached to Woodbury County prior to organization 7 April 1860. County seat: Primghar

Neighboring Counties
Buena Vista | Cherokee | Clay | Dickinson | Lyon | Osceola | Plymouth | Sioux

Web Sites
Family History Library Catalog