# National Register of Historic Places listings in Keokuk County, Iowa

This is a list of the National Register of Historic Places listings in Keokuk County, Iowa.
This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Keokuk County, Iowa. Latitude and longitude coordinates are provided for many National Register properties and districts; these locations may be seen together in a map.
There are 10 properties and districts listed on the National Register in the county.
This National Park Service list is complete through NPS recent listings posted February 28, 2025.
Download coordinates as:
* KML
* GPX (all coordinates)
* GPX (primary coordinates)
* GPX (secondary coordinates)
| | Name on the Register | Image | Date listed | Location | City or town |
| 1 | Bruce Goldfish Fisheries | Bruce Goldfish Fisheries | September 20, 1982 (#82002626) | East of Thornburg off Iowa Highway 22 41°27′16″N 92°18′42″W﻿ / ﻿41.454444°N 92.311667°W﻿ / 41.454444; -92.311667﻿ (Bruce Goldfish Fisheries) | Thornburg |
| 2 | Keokuk County Courthouse | Keokuk County Courthouse More images | July 2, 1981 (#81000251) | Main St. 41°20′00″N 92°12′16″W﻿ / ﻿41.333333°N 92.204444°W﻿ / 41.333333; -92.204444﻿ (Keokuk County Courthouse) | Sigourney |
| 3 | Lancaster School | Lancaster School | October 4, 1984 (#84000010) | Southeast of Sigourney 41°16′31″N 92°10′02″W﻿ / ﻿41.275175°N 92.167284°W﻿ / 41.275175; -92.167284﻿ (Lancaster School) | Sigourney |
| 4 | Masonic Opera House | Masonic Opera House | June 4, 1973 (#73000733) | 201 Barnes St. 41°24′05″N 92°21′17″W﻿ / ﻿41.401389°N 92.354722°W﻿ / 41.401389; -92.354722﻿ (Masonic Opera House) | What Cheer |
| 5 | Public Square Historic District | Public Square Historic District More images | April 29, 1999 (#99000487) | Roughly around the Keokuk County Courthouse 41°20′00″N 92°12′16″W﻿ / ﻿41.333333°N 92.204444°W﻿ / 41.333333; -92.204444﻿ (Public Square Historic District) | Sigourney |
| 6 | Ramsey Building | Ramsey Building | April 24, 2017 (#100000909) | 204 E. Broadway Ave. 41°21′49″N 91°57′12″W﻿ / ﻿41.363589°N 91.953324°W﻿ / 41.363589; -91.953324﻿ (Ramsey Building) | Keota |
| 7 | Saints Peter and Paul Roman Catholic Church Historic District | Saints Peter and Paul Roman Catholic Church Historic District More images | August 6, 1986 (#86002277) | Southeast of Harper 41°18′19″N 92°00′20″W﻿ / ﻿41.305278°N 92.005556°W﻿ / 41.305278; -92.005556﻿ (Saints Peter and Paul Roman Catholic Church Historic District) | Harper |
| 8 | Sigourney Public Library | Sigourney Public Library | May 23, 1983 (#83000381) | 203 N. Jefferson St. 41°20′06″N 92°12′13″W﻿ / ﻿41.334875°N 92.203675°W﻿ / 41.334875; -92.203675﻿ (Sigourney Public Library) | Sigourney |
| 9 | C.F. and Mary Singmaster House | C.F. and Mary Singmaster House | January 16, 1998 (#97001608) | 32263 190th St. 41°22′53″N 91°58′49″W﻿ / ﻿41.381389°N 91.980278°W﻿ / 41.381389; -91.980278﻿ (C.F. and Mary Singmaster House) | Keota |
| 10 | Theodore White House | Upload image | July 14, 1983 (#83000382) | Broadway St. 41°26′59″N 92°05′24″W﻿ / ﻿41.449722°N 92.09°W﻿ / 41.449722; -92.09﻿ (Theodore White House) | South English |

## Former listings

| | Name on the Register | Image | Date listed | Date removed | Location | City or town | Description |
| 1 | Delta Covered Bridge | Delta Covered Bridge | November 8, 1974 (#74000795) | November 3, 2003 | S of Delta off IA 108 across North Skunk River | Delta vicinity | Destroyed by arsonist in 2003 |
| 2 | Hayesville Independent School | Upload image | August 3, 1990 (#90001195) | October 15, 2014 | 231 Washington St. 41°15′52″N 92°14′59″W﻿ / ﻿41.264444°N 92.249722°W﻿ / 41.264444; -92.249722﻿ (Hayesville Independent School) | Hayesville | |
| 3 | What Cheer City Hall | Upload image | August 27, 1981 (#81000252) | March 15, 2004 | Barnes and Washington Sts. | What Cheer | |