This is a list of properties and historic districts in Iowa that are listed on the National Register of Historic Places. There are listings in all of Iowa's 99 counties, adding up to over 2,300 total.
The Blood Run Site is an archaeological site on the border of the US states of Iowa and South Dakota. The site was essentially populated for 8,500 years, within which earthworks structures were built by the Oneota Culture and occupied by descendant tribes such as the Ioway, Otoe, Missouri, and shared with Quapaw and later Kansa, Osage, and Omaha people. The site was so named on account of the iron-stained soil.
Indian Village State Preserve, or the Wittrock Indian Village State Preserve, is a state archaeological preserve near Sutherland, Iowa. The 6-acre (2.4 ha) property preserves the Indian Village Site (13OB4), a prehistoric fortified village of the Mill Creek culture. It was declared a National Historic Landmark in 1964, and made a state preserve in 1968. It is located east of Sutherland, south of 455th Street and west of Yellow Avenue. Access to the preserve requires crossing private land.
The Phipps Site (13CK21) is a Late Prehistoric Mill Creek culture archaeological site near Cherokee in Cherokee County, Iowa, United States. Its principal feature, a refuse midden, has yielded important information on the formation of middens in the region. The site was declared a National Historic Landmark in 1964.
The Hagen Site, also designated by the Smithsonian trinomial 24DW1, is an archaeological site near Glendive in Dawson County, Montana. The site, excavated in the 1930s, is theorized to represent a rare instance of a settlement from early in the period in which the Crow and Hidatsa Native American tribes separated from one another. It was declared a National Historic Landmark in 1964.
The Amalik Bay Archeological District is a geographic area with a significant number of archaeological sites in Alaska. It is located on the Pacific coast of Katmai National Park and Preserve, in the mainland portion of Kodiak Island Borough, Alaska.
The Sunken Village Archeological Site, designated by the Smithsonian trinomial 35MU4, is an archaeological site on Sauvie Island in Multnomah County, Oregon, United States. The site consists of a remarkably well-preserved Chinookan village, dating back more than 700 years. It is a major example of a wet archaeological site, in which cultural materials were preserved in an anaerobic freshwater environment. Finds at the site include well-preserved basketry. The site was declared a National Historic Landmark in 1989.
The Brooks River Archaeological District encompasses a large complex of archaeological sites along the banks of the Brooks River in Katmai National Park and Preserve in the U.S. state of Alaska. It includes at least twenty separate settlement sites with documented occupation dates from 2500 BCE to recent (post-contact) history. It was declared a National Historic Landmark in 1993. The site is partly occupied by the Brooks Camp, one of the major visitor areas of the park.
The Dry Creek Archeological Site is located on the northern flanks of the Alaska Range, near Healy, Alaska, in the Nenana River watershed, not far outside Denali National Park and Preserve. It is a multi-component site, whose stratified remains have yielded evidence of human occupation as far back as 11,000 years ago. The site There are four major components to the site, layered in an outwash terrace overlooking Dry Creek, with layers of loess separating them.
The Iyatayet site is an archaeological site and National Historic Landmark located on the northwest shore of Cape Denbigh on Norton Bay in Nome Census Area, Alaska. It shows evidence of several separate cultures, dating back as far as 6000 B.C. It was excavated starting in 1948 by J. Louis Giddings, the pioneering archaeologist of the area. It is significant as the type site of the Norton culture, representative of human occupation c. 500BCE-500CE, first described by Giddings in 1964. It is also significant for the Denbigh Flint complex, which lay underneath the Norton materials, and provides evidence of some of the earliest human activity in the region. The site was declared a National Historic Landmark in 1961.
The Arzberger site, designated by archaeologists with the Smithsonian trinomial 39HU6, is a major archaeological site in Hughes County, near Pierre, South Dakota. It was declared a National Historic Landmark in 1964. It is a large fortified village, that is the type site for the Initial Coalescent, a culture that flourished in the area c. 1200-1350 CE.
The Langdeau Site, designated by the Smithsonian trinomial 39LM209, is an archaeological site in Lyman County, South Dakota, near Lower Brule. It was declared a National Historic Landmark in 1964. The site was one of the first to provide evidence of horticultural activity by Native Americans in the region.
The Plainview Site is a prehistoric Native American archeological site near Plainview, Texas. Plainview point spear tips, commonly found in the Central Plains, were first described here, and date to 7800-5100 BC. The site was designated a National Historic Landmark in 1961.
Wolf Mountains Battlefield/Where Big Crow Walked Back and Forth was the site of the Battle of Wolf Mountain, the last major combat of the Great Sioux War of 1876–77. It was added to the National Register of Historic Places in 2001, and was designated a National Historic Landmark in 2008.
This is a list of the National Register of Historic Places listings in Jones County, Iowa.
This is a list of the National Register of Historic Places listings in Woodbury County, Iowa.
This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Plymouth County, Iowa, United States. Latitude and longitude coordinates are provided for many National Register properties and districts; these locations may be seen together in a map.
Big Sioux Prehistoric Prairie Procurement System Archaeological District is a discontiguous historic district of 30 sites located along 15 miles (24 km) of river terraces and blufftops in Lyon County, Iowa. The sites are both large and small in size and they "contain a representative sample of the best preserved elements of a hunting and gathering system" of the native peoples who inhabited the northwest Iowa plains from 10,000 to 200 years ago. They include late base camps, deeply-buried early Archaic camps, and procurement sites from all time periods in the Pre-Columbian era. The district was listed on the National Register of Historic Places in 1989.
The Rosenstock Village site is a historic site located in Frederick County, Maryland, United States, near the city of Frederick. It contains the remains of a Late Woodland Village situated on a bluff overlooking the Monocacy River. The village was occupied between A.D. 1335 and A.D. 1400, based on artifact analysis and radiocarbon dating. It is similar to the Montgomery Complex, which is a cultural complex made up of Late Woodland sites located on the Potomac River. The site was excavated in 1979 and from 1990 to 1992, and estimates suggest that 93% of the site remains undisturbed. They uncovered a large oval area surrounded by pits, a large sheet midden area, and what are believed to be two sweatlodges. The excavations have yielded a trove of artifacts and animal remains. The site was listed on the National Register of Historic Places in 2018.
