[1] The building was designed by Thomas Henry Wyatt in the Greek Revival style, built in Bath stone and was completed in 1835.

The central section of three bays featured a tetrastyle portico formed by four Ionic order columns supporting an entablature and a pediment with a coat of arms in the tympanum.

[7] The first meeting of the provisional Wiltshire County Council took place under the chairmanship of John Thynne, 4th Marquess of Bath in Devizes Assize Court on 31 January 1889.

[10] In 2018, a newly established body, the Devizes Assize Court Trust, acquired the building with the aim of converting it into a new home for the Wiltshire Museum.

[11] The Devizes Assize Court Trust announced plans to create exhibition galleries and spaces for community events.