[ 1] Landmark name
Image
Date designated[ 2]
Location
County
Description
1
Amana Colonies Amana Colonies June 23, 1965 (#66000336 ) Middle Amana 41°47′59″N 91°55′15″W / 41.799722°N 91.920833°W / 41.799722; -91.920833 (Amana Colonies ) Iowa
Amana Villages community, historic and modern.
2
Blood Run Site Blood Run Site May 22, 1970 (#70000246 ) Granite, IA and Shindler, SD 43°28′N 96°35′W / 43.47°N 96.58°W / 43.47; -96.58 (Blood Run Site ) Lyon, IA and Lincoln, SD
An archaeological site , overlapping into South Dakota.
3
Davis Oriole Earthlodge Site Davis Oriole Earthlodge Site October 16, 2012 (#12001018 ) Glenwood 41°04′16″N 95°47′12″W / 41.071111°N 95.786667°W / 41.071111; -95.786667 (Davis Oriole Earthlodge Site ) Mills
A well-preserved Plains Indian lodge archaeological site ; located in Pony Creek Park
4
Grenville M. Dodge House Grenville M. Dodge House November 5, 1961 (#66000338 ) Council Bluffs 41°15′18″N 95°50′53″W / 41.25513°N 95.84813°W / 41.25513; -95.84813 (Grenville M. Dodge House ) Pottawattamie
Home of Civil War General and Union Pacific Chief Engineer Grenville Dodge .
5
Dubuque County Jail Dubuque County Jail May 28, 1987 (#72000473 ) Dubuque 42°30′06″N 90°39′53″W / 42.50154°N 90.66470°W / 42.50154; -90.66470 (Dubuque County Jail ) Dubuque
Example of the uncommon Egyptian Revival architectural style.
6
The Farm House The Farm House July 19, 1964 (#66000339 ) Ames 42°01′41″N 93°38′32″W / 42.02807°N 93.64222°W / 42.02807; -93.64222 (The Farm House ) Story
Home of agriculturist and teacher Seagram A. Knapp and of U.S. Secretary of Agriculture James Wilson , now on Iowa State University campus.
7
Fort Des Moines Provisional Army Officer Training School Fort Des Moines Provisional Army Officer Training School May 30, 1974 (#74000805 ) Des Moines 41°31′36″N 93°36′55″W / 41.526606°N 93.615233°W / 41.526606; -93.615233 (Fort Des Moines Provisional Army Officer Training School ) 41°31′36″N 93°36′55″W / 41.526606°N 93.615233°W / 41.526606; -93.615233 (Fort Des Moines Provisional Army Officer Training School ) Polk
Training site for black officers in World War I.
8
George M. Verity (towboat)George M. Verity (towboat)December 20, 1989 (#89002459 ) Keokuk 40°23′29″N 91°22′21″W / 40.39129°N 91.37250°W / 40.39129; -91.37250 (George M. Verity (towboat) Lee
One of three surviving steam-powered towboats in the United States, this ship pioneered on upper Mississippi in a certain way, leading to large private industry.
9
William P. Hepburn House William P. Hepburn House December 8, 1976 (#73000736 ) Clarinda 40°44′30″N 95°02′31″W / 40.741667°N 95.041806°W / 40.741667; -95.041806 (William P. Hepburn House ) Page
Home of eleven-term Congressman William B. Hepburn .
10
Reverend George B. Hitchcock House Reverend George B. Hitchcock House February 17, 2006 (#77000500 ) Lewis 41°18′12″N 95°06′12″W / 41.30325°N 95.103472°W / 41.30325; -95.103472 (Reverend George B. Hitchcock House ) Cass
Used as a "station" on the Underground Railway .
11
Herbert Hoover Birthplace Herbert Hoover Birthplace June 23, 1965 (#66000110 ) West Branch 41°40′07″N 91°20′53″W / 41.668611°N 91.348056°W / 41.668611; -91.348056 (Herbert Hoover Birthplace ) Cedar
Two-room cottage birthplace of Herbert Hoover , 31st U.S. President.
12
Indian Village Site (Witrock Area) Indian Village Site (Witrock Area) July 19, 1964 (#66000888 ) Sutherland 42°58′50″N 95°25′22″W / 42.98055556°N 95.42277778°W / 42.98055556; -95.42277778 (Indian Village Site (Witrock Area) ) O'Brien
An archaeological site .
13
Kimball Village Site Kimball Village Site December 23, 2016 (#100000835 ) Westfield Plymouth
Late Prehistoric Plains Village site.
14
Lone Star (towboat)Lone Star (towboat)December 20, 1989 (#89002461 ) LeClaire 41°35′54″N 90°20′33″W / 41.598303°N 90.342553°W / 41.598303; -90.342553 (Lone Star (towboat) Scott
Oldest of the three surviving steam-powered towboats in the United States.
15
Merchants' National Bank Merchants' National Bank January 7, 1976 (#76000804 ) Grinnell 41°44′32″N 92°43′33″W / 41.74229°N 92.72580°W / 41.74229; -92.72580 (Merchants' National Bank ) Poweshiek
Louis Sullivan -designed bank building on a corner in Grinnell.
16
Julien Dubuque's Mines Julien Dubuque's Mines November 4, 1993 (#88002662 ) Dubuque 42°28′07″N 90°38′47″W / 42.468739°N 90.646311°W / 42.468739; -90.646311 (Julien Dubuque's Mines ) Dubuque
Historic district including Julien Dubuque Monument and archaeological sites relating to early lead mining in area.
17
Old Capitol Old Capitol January 7, 1976 (#72000475 ) Iowa City 41°39′34″N 91°32′08″W / 41.65943°N 91.53565°W / 41.65943; -91.53565 (Old Capitol ) Johnson
It is one of the five-building Pentacrest , another NRHP.
18
Phipps Site Upload image July 19, 1964 (#66000335 ) Cherokee Cherokee
An archaeological site .
28
Pottawattamie County Jail and Sheriff’s Residence Pottawattamie County Jail and Sheriff’s Residence December 11, 2023 (#100009825 ) Council Bluffs 41°16′35″N 95°50′39″W / 41.276389°N 95.844167°W / 41.276389; -95.844167 (Pottawattamie County Jail and Sheriff’s Residence ) Pottawattamie
One of very few surviving rotary jails .
19
Sergeant Floyd (towboat)Sergeant Floyd (towboat)May 5, 1989 (#89001079 ) Sioux City 42°29′28″N 96°25′07″W / 42.491175°N 96.418581°W / 42.491175; -96.418581 (Sergeant Floyd (towboat) Woodbury
Another of just 3 steam-powered towboats surviving.
20
Sergeant Floyd Monument Sergeant Floyd Monument June 30, 1960 (#66000340 ) Sioux City 42°27′38″N 96°22′39″W / 42.46068°N 96.37753°W / 42.46068; -96.37753 (Sergeant Floyd Monument ) Woodbury
Monument to the only member of the 1805 Lewis and Clark Expedition who died during the trip. This is the first National Historic Landmark in the United States.
21
Surf Ballroom Surf Ballroom January 13, 2021 (#100006243 ) Clear Lake 43°08′24″N 93°23′23″W / 43.139916°N 93.389633°W / 43.139916; -93.389633 (Surf Ballroom ) Cerro Gordo
A Historic Rock and Roll Landmark where Buddy Holly , Ritchie Valens , and J. P. "The Big Bopper" Richardson gave their last performances on February 2, 1959, as part of the "Winter Dance Party Tour." They died the following day in a plane crash known colloquially as "The Day the Music Died ."
22
Terrace Hill Terrace Hill July 31, 2003 (#03001036 ) Des Moines 41°35′00″N 93°38′56″W / 41.583333°N 93.648889°W / 41.583333; -93.648889 (Terrace Hill ) Polk
Governor's mansion on hilltop in what is now downtown Des Moines.
23
Toolesboro Mound Group Toolesboro Mound Group May 23, 1966 (#66000337 ) Toolesboro 41°09′N 91°03′W / 41.15°N 91.05°W / 41.15; -91.05 (Toolesboro Mound Group ) Louisa
Mound site.
24
Van Allen and Company Department Store Van Allen and Company Department Store January 7, 1976 (#76000753 ) Clinton 41°50′28″N 90°11′18″W / 41.84121°N 90.18822°W / 41.84121; -90.18822 (Van Allen and Company Department Store ) Clinton
A Louis Sullivan -designed 4 story building, now apartments over commercial space.
25
James B. Weaver House James B. Weaver House May 15, 1975 (#75000680 ) Bloomfield 40°45′19″N 92°24′45″W / 40.755333°N 92.412611°W / 40.755333; -92.412611 (James B. Weaver House ) Davis
Home of Congressman and presidential candidate James Weaver .
26
William M. Black (dredge)William M. Black (dredge)April 27, 1992 (#82002618 ) Dubuque 42°29′43″N 90°39′44″W / 42.495410°N 90.662156°W / 42.495410; -90.662156 (William M. Black (dredge) Dubuque
Sidewheel dredge operated by U.S. Corps of Engineers.
27
Woodbury County Courthouse Woodbury County Courthouse June 19, 1996 (#73000744 ) Sioux City 42°29′50″N 96°24′20″W / 42.497158°N 96.405525°W / 42.497158; -96.405525 (Woodbury County Courthouse ) Woodbury
One of finest Prairie School buildings in the United States.
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