Algoa Bay House, Low Causeway, Culross

Algoa Bay House is a two-storey, five-bay T-plan house built in 1831. It features ashlar margins and a harled exterior, with an eaves course leading to the porch.

The south elevation, which is the principal façade, has an advanced gabled two-storey porch near the center. This porch has ashlar margins and a corbelled gable topped with a ball finial. It includes mid-level bipartite stained glass windows, a cill course, a moulded detail below the window, and a cornice raised above the window. A corniced plaque above the porch is inscribed with 'Algoa Bay House'. To the left of the porch, there is a ground floor window, and to the right, a door with a three-pane fanlight and an arched doorway. The house has two ground floor windows and two first floor windows set back to the left of the porch. To the right of the porch, there is a door on the far left with a two-pane fanlight above and a first floor window above that. A gabled section to the right has a central ground and first floor window, with a door on the far right. The wall of the adjoining house, Bandar Abbas, extends from the right.

The west elevation features a plain gable wall with a chamfered left quoin at ground floor level. The north elevation has two ground floor windows and two first floor windows. The east elevation is attached to Bandar Abbas.

The windows are four-pane timber sash and case with horns, and the principal elevation has moulded window and door architraves. The doors are timber panelled, with a replacement timber and glazed door on the far right. The roof is pitched and covered with slate, featuring coped gable apex stacks on the west and south sides, as well as a ridge stack with circular cans.

The interior, which is partially visible, includes Minton tiles and a dogleg stair in the porch with timber balusters. The stair roof is corniced, and cornicing is also present in other rooms.

A tall, tooled sandstone wall with ashlar coping stones extends southwards from the southwest gable. This wall sweeps down to the south and angles to the east, with a break in the wall at the front. The wall continues westwards to meet the adjacent house, Bandar Abbas.