this six-house long approach fronts the east side of hertford house (or its small public front lawn with steps, benches and paths). the first five buildings of spanish place are those listed, in the mainstream, initial category of grade ii. they were built c.1780-90, associated with the duke of manchester's development of the square, on portman land. their materials are brown brick, recessed slate roofs above five varying-prominence storeys with 3-window wide fronts. they have semicircular arched doorways to right; panelled doors with sidelights and fanlights; one a stuccoed doric porch. their windows are recessed sashes, in stuccoed reveals, under flat gauged arches. reaching out below the first floor is a stucco plat band, painted stone or stucco cornice over the next, then a stucco cornice and blocking course marking the attic storey. original, cast iron, geometric patterned balconies adorn the first floor. cast iron area railings with urn finials enclose the front. №3 has a blue plaque as the home of captain marryat and george grossmith.