Question: Clayton is located in this county in the state where the Glick-Sower House is located.

full_context: Document 1: Indian Shaker Church and Gulick Homestead: The Indian Shaker Church and Gulick Homestead are an ensemble of historic buildings in The Dalles, Oregon, United States. Built by Henry Gulick directly on the Columbia riverbank in the 1890s, it is the only remaining 19th century fishing homestead in Oregon. Gulick, an employee of the locally-important Seufert salmon canning concern, included a church building in the complex in "ca." 1896 for his wife, Harriet, a member of the Wasco people. The church was the smallest of five Indian Shaker Church congregations in the state.
Document 2: Everly, Iowa: Everly is a city in Clay County, Iowa, United States. The population was 603 in the 2010 census, a decline from 647 in the 2000 census. The Ocheyedan River flows to the south and west of the city.
Document 3: Dow City, Iowa: Dow City is a city in Crawford County, Iowa, United States, along the Boyer River. The population was 510 at the 2010 census.
Document 4: Adolphus W. Brower House: The Adolphus W. Brower House, in Sycamore, Illinois, has been listed on the National Register of Historic Places since February 14, 1979. The home is located on Illinois Route 64 as it passes through the DeKalb County seat of Sycamore as DeKalb Avenue. The Italianate structure, constructed of stone and asphalt, was erected in 1876 by Sycamore merchant Adolphus W. Brower. It is also known as the George F. Beasley House.
Document 5: George H. Gallup House: The George H. Gallup House built in 1901 is an historic octagonal house located at 703 South Chestnut Street in Jefferson, Iowa, United States. It was the birthplace and boyhood home of Dr. George Horace Gallup, the pioneer of public opinion polling. On July 18, 1985, it was listed on the National Register of Historic Places.
Document 6: Clayton Township, Adams County, Illinois: Clayton Township is one of twenty-two townships in Adams County, Illinois, United States. As of the 2010 census, its population was 1,027 and it contained 465 housing units.
Document 7: Clayton, Missouri: Clayton is a city in and the county seat of St. Louis County, Missouri, United States, and borders the city of St. Louis. The population was 15,939 at the 2010 census. The city was organized in 1877 and is named after Ralph Clayton, who donated the land for the courthouse. The city is known for its multiple skyscrapers in its business district.
Document 8: Clay City Township, Clay County, Illinois: Clay City Township is one of twelve townships in Clay County, Illinois, USA. As of the 2010 census, its population was 1,287 and it contained 649 housing units.
Document 9: Glick–Sower House: The Glick–Sower House, also known as the Susie Sower House, is located in Marshalltown, Iowa. The house was built in 1859 for Dr. George Glick and has been listed on the National Register of Historic Places since 1993. It is operated as a historic house museum by the Historical Society of Marshall County.
Document 10: William T. Goodrich House: The William T. Goodrich House is located on the east side of Davenport, Iowa, United States. It has been listed on the National Register of Historic Places since 1983. William T. Goodrich was a harness maker and a foreman at the Rock Island Arsenal. The 2½-story frame structure features the asymmetry and irregular plan that are typical of the Queen Anne style. The corner tower and the broad wrap-around porch are prominent features. It is located on a raised corner lot that gives the house an added sense of prominence.
Document 11: Summit Township, Clay County, Iowa: Summit Township is a township in Clay County, Iowa, USA. As of the 2000 census, its population was 452. Spencer Municipal Airport is located in the township.
Document 12: Wickfield Round Barn: The Wickfield Round Barn is a historic building located near Cantril in rural Van Buren County, Iowa, United States. Originally called Silvers Sale Pavilion, it was built in 1919 by Alva Hunt for $20,000. The true round barn measures in diameter. Frank Silvers, a successful hog breeder and businessman, operated the largest Hampshire hog farm in the world. The first floor had seating for 700 people. Silvers' business offices were also located on the first floor. The structure is constructed of clay tile and features an aerator. The two-pitch roof features eight dormers on the lower part and four dormers on the upper part of the roof. It has been listed on the National Register of Historic Places since 1986. There are no round barns in Iowa used as sale barns any longer, and this one is used for storage.
Document 13: Gerhardt Octagonal Pig House: The Gerhardt Octagonal Pig House near Gladstone, North Dakota, United States, was built in 1930. It was listed on the National Register of Historic Places in 1986.
Document 14: Isaac Glaspell House: The Isaac Glaspell House is a historic building located on the east side of Davenport, Iowa, United States. Isaac Glaspell was a local grocer in the 1870s and 1880s and had this Greek Revival house built during that time. It is a two-story structure that features a front gable, three bay façade, with a single bay side wing. The exterior is composed of brick with stone and wood trims. The house is a vernacular form of the Greek Revival style found in Davenport. The notable details on this house are the bracketed eaves and the flat arch window heads that are topped by keystone brick hoods. The house had at least one wrap-around porch porch that was believed to have been added around the turn of the 20th-century. It may have replaced an earlier porch, but it is no longer extant. The house sits on a raised lot. It has been listed on the National Register of Historic Places since 1983.
Document 15: Clayton, Iowa: Clayton is a city in Clayton County, Iowa, United States. The population was 43 at the 2010 census, down from 55 at the 2000 census. Clayton is located directly on the Mississippi River and is only accessible by a very steep road. Many people have summer homes in Clayton due to its proximity to the Mississippi River.
ground_truth: Clayton County
sub_queries: Which state is Glick-Sower House located? Answer: Iowa
Clayton, Iowa >> located in the administrative territorial entity Answer: Clayton County