Harrison County Iowa Genealogy

Township Map - with locations of towns, villages and other historical sites.
Section Map - the Federal Range and Township System.

Allen Township History - contained the old village of Allen, and the Olympus P.O.
Boyer Township History - contains Woodbine, the old Willett train station and part of Twelve Mile Grove and Bigler's Grove.
Calhoun Township History - contained the old town of Calhoun.
Cass Township History - contains Six Mile Grove, and the site of the short-lived Needmore Post-Office.
Cincinnati Township History - contains California Junction, Desoto Bend and the old town of Parrish City.
Clay Township History - was the site of an 1804 camp site of the Lewis and Clark Expedition.
Douglas Township History - contains Picayune Creek and part of Twelve Mile Grove.
Harrison Township History - contains Dunlap, Weimer's Grove, and the defunct hamlet of Olmstead.
Jackson Township History - contains Pisgah and the old sites of Orson, the Soldier Valley P.O. and the Mt. Pisgah Post Office.
Jefferson Township History - contains Logan, Elk Grove and the old sites of Hard Scratch (Reeders Mill), Jeddo City and the old Whitesboro PO.
LaGrange Township History - contains Beebeetown, Harris Grove, and the old town of Orton.
Lincoln Township History - contained the site of the old Olympus Post Office.
Little Sioux Township History - contains Little Sioux, River Sioux, and Smith's Lake. This history has a surname index and a lookup contact for the book, "Bicentennial History of Little Sioux Township." A special thanks to Mark Grassman for this volunteer effort.
Magnolia Township History - contains Magnolia and part of Bigler's Grove and Brown's Grove.
Morgan Township History - contains Mondamin and Round Lake.
Raglan Township History - contained the old Echo Post Office.
St John's Township History - contains Missouri Valley and the old town of St. John's.
Taylor Township History - contains Modale (aka Missouri Dale), and the old plats of Martinsville, and Melrose (swindle town).
Union Township History - contains the old sites of Crisp, and the Unionburgh and Valley View post-offices.
Washington Township History - contains Persia, Yorkshire, Magill, and the site of the old "Nephi" post-office.