Algester is a southern suburb in the City of Brisbane, Queensland, Australia. In the 2021 census, Algester had a population of 9,020 people. Algester is 18 kilometres south-west of the central business district. The suburbs of Algester, Calamvale and now Parkinson, sit on the southern border or boundary of the City of Brisbane local government area wit…Algester is a southern suburb in the City of Brisbane, Queensland, Australia. In the 2021 census, Algester had a population of 9,020 people. Algester is 18 kilometres south-west of the central business district. The suburbs of Algester, Calamvale and now Parkinson, sit on the southern border or boundary of the City of Brisbane local government area with suburbs of Logan City such as Browns Plains and Regents Park.