Sioux County IA Genealogy

USA (1,379,301) > Iowa (43,815) > Sioux County (362)


Sioux County Records by City/Town

Alton Genealogy (58)
Boyden Genealogy (48)
Granville Genealogy (42)
Hawarden Genealogy (61)
Hospers Genealogy (47)
Hull Genealogy (67)


Ireton Genealogy (52)
Maurice Genealogy (48)
Orange City Genealogy (70)
Rock Valley Genealogy (57)
Sioux Center Genealogy (64)

Overview of Sioux County Records

  • Sioux County was created in 1851 from unorganized territory.
  • Birth, marriage, and death records for 1880 and later can be obtained from the Iowa Department of Public Health.
  • The Sioux County Clerk District Court has birth and death records starting in 1880, marriage records starting in 1870, probate records starting in 1870, clerk records starting in 1870, and divorce records starting in 1908.
  • Online indexes and images for many of the above records can be found by using the links on this site.