The house at 2341-2421 Western Highway, Rockbank, is significant as a moderately intact example of an unassuming Late Victorian style.
The house at 2341-2421 Western Highway, is architecturally significant at a LOCAL level (AHC D.2). Although altered, the house demonstrates some original design qualities of an unassuming Late Victorian style. These qualities include the hipped roof form clad in galvanised corrugated steel, together with the face brick chimney and narrow eaves. Other intact or appropriate qualities include the symmetrical composition, single storey height, horizontal timber weatherboard wall cladding, front verandah supported by turned timber posts, central timber framed doorway and the timber framed double hung windows.
The house at 2341-2421 Western Highway, is historically significant at a LOCAL level (AHC A4, B2) as one of few early houses remaining in Rockbank, and is prominently situated on the Western Highway. It is also one of relatively few allotments in the Shire released under the Selection Acts. It also has significance for its association with the Pitson family, an early family in the district.
Overall, the house at 2341-2421 Western Highway is of LOCAL significance.