The Denton County Courthouse-on-the-Square is the former courthouse of Denton County located in at the county seat Denton, Texas. The Denton County Courthouse-on-the-Square was constructed in 1896. In addition to county offices, the "Courthouse-on-the-Square Museum" also calls it home. The courthouse is listed on the National Register of Historic Places.The Courthouse is also the final resting place of John B. Denton, the county's and city's namesake.Courthouse-on-the-Square MuseumThe Courthouse-on-the-Square Museum is located at the Denton County Courthouse-on-the-Square. The museum is one of three Denton County museums, which also include the Bayless-Selby House Museum, and the Denton County African American Museum.The Courthouse-on-the-Square Museum focuses on the history and culture of Denton County. Exhibits include African American and Hispanic heritage, farming, weapons, dolls, Southwest American Indian and Denton County pottery, furniture, and special collections of American pressed blue glass, thimbles, Pecan folk art and quilts.