Clarke County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 9,748. The county seat is Osceola. The county was formed in January 1846, one of twelve counties established by legislative action in a comprehensive act. It was named for James Clarke, a Governor of the Iowa Territory.
The Appanoose County Courthouse is located in the county seat of Centerville, Iowa, United States. The courthouse was placed on the National Register of Historic Places in 1981. In 1997 it was included as a contributing property in the Courthouse Square Historic District.
Buchanan County Court House in Independence, Iowa, United States was built in 1940. It was listed on the National Register of Historic Places in 2003 as a part of the PWA-Era County Courthouses of IA Multiple Properties Submission. The current structure is the third courthouse to house court functions and county administration.
The Humboldt County Courthouse is located in Dakota City, Iowa, United States, and dates from 1939. It was listed on the National Register of Historic Places in 2003 as a part of the PWA-Era County Courthouses of IA Multiple Properties Submission. The courthouse is the second building the county has used for court functions and county administration.
The Marshall County Courthouse is located in Marshalltown, Iowa, United States. The current building was completed in 1886 to replace an earlier building. The courthouse is a dominant landmark in downtown Marshalltown. It was individually listed on the National Register of Historic Places in 1972. In 2002 it was listed as a contributing property in the Marshalltown Downtown Historic District. It is the third building the county has used for a courthouse and county business.
The Madison County Courthouse is located in Winterset, Iowa, United States. It was listed on the National Register of Historic Places in 1981 as a part of the County Courthouses in Iowa Thematic Resource. It was included as a contributing property in the Winterset Courthouse Square Commercial Historic District in 2015. The courthouse is the third building the county has used for court functions and county administration.
The Warren County Courthouse is located in Indianola, Iowa, United States. The courthouse that was built in 1939 was listed on the National Register of Historic Places (NRHP) in 2003 as a part of the PWA-Era County Courthouses of IA Multiple Properties Submission. It was the third building the county has used for court functions and county administration. The building was demolished in the summer of 2019 and removed from the NRHP in September of the same year. A new courthouse and justice center is expected to be completed in 2022.
The Bremer County Court House in Waverly, Iowa, United States, was built in 1937. It was listed on the National Register of Historic Places in 2003 as a part of the PWA-Era County Courthouses of IA Multiple Properties Submission. The courthouse is the fourth building the county has used for court functions and county administration.
The Scott County Courthouse in Davenport, Iowa, United States was built from 1955 to 1956 and extensively renovated over a ten-year period between 1998 and 2009. It is the third building the county has used for court functions and county administration. It is part of a larger county complex that includes the county jail, administration building and juvenile detention facility. In 2020 the courthouse was included as a contributing property in the Davenport Downtown Commercial Historic District on the National Register of Historic Places.
The Floyd County Court House in Charles City, Iowa, United States was built in 1940. It was listed on the National Register of Historic Places in 2003 as a part of the PWA-Era County Courthouses of IA Multiple Properties Submission. It is the only property in this group, however, that was built without funding from the Public Works Administration (PWA). The courthouse is the third structure to house court functions and county administration.
The Cass County Courthouse in Atlantic, Iowa, United States, was built in 1934 as the first courthouse in the state built with funding from the Public Works Administration (PWA). It was listed on the National Register of Historic Places in 2003 as a part of the PWA-Era County Courthouses of Iowa Multiple Properties Submission. The courthouse is the third structure to house court functions and county administration.
The Muscatine County Courthouse in Muscatine, Iowa, United States, was built in 1909. It was listed on the National Register of Historic Places in 1981 as a part of the County Courthouses in Iowa Thematic Resource. The courthouse is the third building the county has used for court functions and county administration.
The Poweshiek County Courthouse in Montezuma, Iowa, United States, was built in 1859. It was individually listed on the National Register of Historic Places in 1981 as a part of the County Courthouses in Iowa Thematic Resource. In 2012 it was listed as a contributing property in the Montezuma Downtown Historic District. The courthouse is the second building the county has used for court functions and county administration.
The Marion County Courthouse in Knoxville, Iowa, United States was built in 1896. It was listed on the National Register of Historic Places in 1981 as a part of the County Courthouses in Iowa Thematic Resource. The courthouse is the third building the county has used for court functions and county administration.
The Osceola County Courthouse in Sibley, Iowa, United States, was built in 1902. It was listed on the National Register of Historic Places in 1981 as a part of the County Courthouses in Iowa Thematic Resource. The courthouse is the second building the county has used for court functions and county administration.
The Fayette County Courthouse in West Union, Iowa, United States was built in 1923. It was listed on the National Register of Historic Places in 1981 as a part of the County Courthouses in Iowa Thematic Resource. In 2015 it was included as a contributing property in the West Union Commercial Historic District. The current courthouse is the third facility to house court functions and county administration.
The Franklin County Courthouse in Hampton, Iowa, United States was built in 1891. It was individually listed on the National Register of Historic Places in 1976 as a part of the County Courthouses in Iowa Thematic Resource. In 2003 it was included as a contributing property in the Hampton Double Square Historic District. The courthouse is the third facility to house court functions and county administration.
The Adair County Courthouse, located in Greenfield, Iowa, United States, was built from 1891 to 1892. It was individually listed on the National Register of Historic Places in 1981 as a part of the County Courthouses in Iowa Thematic Resource. In 2014 it was included as a contributing property in the Greenfield Public Square Historic District. The courthouse is the third structure to house county courts and administration offices.
The Shelby County Courthouse in Harlan, Iowa, United States, was built in 1892. It was individually listed on the National Register of Historic Places in 1978 as a part of the County Courthouses in Iowa Thematic Resource. In 1994 it was included as a contributing property in the Harlan Courthouse Square Commercial District. The courthouse is the third building the county has used for court functions and county administration.
The Osceola Commercial Historic District is a nationally recognized historic district located in Osceola, Iowa, United States. It was listed on the National Register of Historic Places in 2018. At the time of its nomination, the district was composed of 42 contributing buildings. Beginning in 1874 the central business district had a series of devastating fires that led to the development of the area. Practices such as gaps between the buildings, ornate cornices that are smaller in scale, and brick and metal construction of new buildings were the result. Many of the buildings were recognized for their architecture, which includes Italianate, Queen Anne, Neoclassical, Art Deco, and Mid-century modern styles. Significant buildings include the Arlington-Howe-Garner Hotel (1882), the United States Post Office (1935), the original city hall/fire station building, the Clarke County Courthouse (1956), and the water tower (1957). The Masonic Building (1872) is individually listed on the National Register.
