It is part of the Historic District of Annapolis Royal and is one of the oldest courthouses in Canada still in use.

[2] It was built according to the Palladian style, typical of the courthouses of the British Empire at the time.

It was during this addition that the octagonal dome at the top and the stucco coating of the first floor were added.

[2] The Annapolis County Courthouse is a rectangular building with a symmetrical five-opening facade and a central door.

It has a rump roof with an octagonal dome at the top and an imposing portico with columns.