Coolbellup is a residential suburb located in the southern corridor of Perth, Western Australia, approximately 15 kilometers south of the Perth central business district. It falls within the City of Cockburn local government area and is bounded by Winterfold Road to the north, Stock Road to the west, North Lake Road to the east, and Forrest Road to the south. Its position offers residents convenient access to nearby Fremantle, Murdoch University, and major highways connecting to both the city and other southern suburbs.

The suburb was primarily developed during the 1950s and 1960s and is characterized by a mix of older, established homes alongside newer residential developments and renovated properties. The housing stock predominantly comprises detached single-family dwellings on relatively spacious blocks, though recent years have seen the construction of grouped dwellings and units aimed at diversifying housing options. Efforts to revitalize and upgrade local amenities and infrastructure have contributed to a gradual rise in population and a growing interest from younger families and first-home buyers.

Coolbellup is primarily a residential area, with its commercial activity centered around the small Coolbellup Shopping Centre precinct, which features essential retail outlets, cafes, and community services. The suburb also boasts several parks and recreational facilities, including Len Packham Park and Tempest Park, which serve as focal points for local community sports and gatherings. Demographically, Coolbellup is a diverse community with a mix of longstanding residents and newcomers, reflecting a range of ages and backgrounds. The ongoing redevelopment and investment in local amenities continue to enhance its appeal as a comfortable and accessible suburb within the greater Perth metropolitan area.