Charles Mix County Courthouse

{{Use mdy dates|date=August 2023}}

{{Infobox NRHP

| name = Charles Mix County Courthouse

| nrhp_type =

| image = Charles Mix County courthouse from NW 3.jpg

| caption =

| location= Main St. between Fourth and Fifth Sts., Lake Andes, South Dakota

| coordinates={{coord|43|09|20|N|98|32|16|W|display=inline,title,source:NRIS2010a}}

| locmapin = South Dakota#USA

| built = {{Start year|1918}}

| architect=William L. Steele

|builder =A.M. Wold Construction

| architecture = Prairie School

| added = February 10, 1993

| area = less than one acre

| mpsub = [http://pdfhost.focus.nps.gov/docs/NRHP/Text/64500577.pdf County Courthouses of South Dakota MPS]

| refnum = 92001856{{NRISref|version=2010a}}

}}

Charles Mix County Courthouse, located on Main St. between Fourth and Fifth Sts. in Lake Andes, South Dakota, was built in 1918. It was listed on the National Register of Historic Places in 1993.

It is a three-story building, the only Prairie School-style courthouse in the state. It was designed by architect William L. Steele who also was involved in the design of the well-known Woodbury County Courthouse in Iowa.{{cite web|url={{NRHP url|id=92001856}}|title=National Register of Historic Places Registration: Charles Mix County Courthouse |publisher=National Park Service|author=Mark Hufstetler |author2=Lon Johnson |date=September 1, 1992 |accessdate=January 16, 2018}} With {{NRHP url|id=92001856|photos=y|title=14 photos}}.