In 1923, District Attorney Dan Moody obtained an assault conviction against four members of the Ku Klux Klan at this courthouse.

A Texas historical marker for the trials stands on the courthouse grounds.

The Texas Historical Commission wrote, "These trials were considered the first prosecutorial success in the United States against the 1920s Klan and quickly weakened the Klan's political influence in Texas.

[3] The building is part of the Williamson County Courthouse Historic District.

This article about a property in Texas on the National Register of Historic Places is a stub.