O'Brien County, Iowa
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O'Brian is a county in Iowa. It was formed in 1851 (1860) from the following county/ies: unorganized (Delaware/ Polk)/ *Woodbury. O'Brian began keeping birth records in 1880, marriage records in 1860, and death records in 1880. It began keeping land records in 1857, probate records in 1880?, and court records in 1870. For more information, contact the county at 115 S. Hayes, Primghar 51245. On the attached map, O'Brian is located at B2.
For information about the state of Iowa see Iowa Family History Research.
Counties of Iowa
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