E. H. Harrison House

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E. H. Harrison House
E.H. Harrison House.jpg
Front and southwestern side
E. H. Harrison House is located in Iowa
E. H. Harrison House
E. H. Harrison House is located in the US
E. H. Harrison House
Location 220 N. 4th St.
Keokuk, Iowa
Coordinates 40°23′48″N 91°22′52″W / 40.39667°N 91.38111°W / 40.39667; -91.38111Coordinates: 40°23′48″N 91°22′52″W / 40.39667°N 91.38111°W / 40.39667; -91.38111
Built 1857
Architect Frederick H. Moore
Architectural style Federal
Second Empire
NRHP Reference # 84001270[1]
Added to NRHP January 12, 1984

The E. H. Harrison House in Keokuk, Iowa, United States was built in 1857. The combination Federal and Second Empire style house was listed on the National Register of Historic Places in 1984.[1] It is believed that this is the first house in Iowa to have a Mansard roof.[2] Its interior staircase is said to be one of seven in existence in the United States.[2] The house was built by Enos H. Harrison, who was a successful business man originally from Elizabeth, New Jersey. In Iowa he helped establish the Iowa State Bank and served as its first president. He also helped to establish the waterworks in Keokuk, an insurance company and was involved with the Unitarian Church.


  1. ^ a b National Park Service (2009-03-13). "National Register Information System". National Register of Historic Places. National Park Service. 
  2. ^ a b "Keokuk’s National Register of Historic Places". City of Keokuk. Retrieved 2011-05-19.