Start My Family Tree Welcome to Geni, home of the world's largest family tree.
Join Geni to explore your genealogy and family history in the World's Largest Family Tree.

Project Tags

Top Surnames

view all


Please add profiles of those who were born, lived or died in Hancock County, Iowa.

Official Website

The county was founded on January 15, 1851 and named in honor of John Hancock, a leader of the Continental Congress during the American Revolution.

Adjacent Counties


  • Britt
  • Corwith
  • Crystal Lake
  • Forest City (part)
  • Garner (County Seat)
  • Goodell
  • Kanawha
  • Klemme
  • Woden

Other Townships & Communities: Amsterdam, Avery, Bingham, Boone, Concord, Crystal, Duncan, Ell, Ellington, Erin, Garfield, Hayfield, Hutchins, Liberty, Madison, Magor, Miller, Orthel, Stilson and Twin Lake



IA Gen Web

Genealogy Trails

National Register of Historic Places

Hancock County Historical Society