30 Main Street, Isle Of Whithorn

28 Main Street in Isle of Whithorn is an early 19th-century building consisting of two pairs of two-bay, two-storey houses. The exterior features painted rubble walling with painted raised margins and angles. Each pair has doorways located at the center, and all windows are single light, sash and case with a 10-pane lying-pane glazing pattern. On the first floor, the windows are located in the outer bays.

The building has coped end stacks topped with octagonal cans. The houses numbered 24 and 26 include a pair of modern box dormers, while 28 and 30 have skylights. Most of the roofs are covered with slate, except for number 26, which has modern tiles.