the montgomery county courthouse is located at court square in the center of mount ida, the county seat of montgomery county, arkansas. it is a two-story masonry structure, distinctively blending local rustic character with classical revival styling. its walls are fashioned out of randomly laid fieldstone, but features a projecting entry section with a fully pedimented gable that has an oriel window at its center. the courthouse was built in 1923 to a design by clyde a. ferrel.