Greenslopes is a southern suburb in the City of Brisbane, Queensland, Australia. It is 6.0 kilometres (3.7 mi) by road south of the Brisbane CBD. In the 2021 census, Greenslopes had a population of 7,941 people.

In the 2011 census, Greenslopes had a population of 8,565 residents, of whom 50.8% were female and 49.2% were male. The median age of the population was 32; five years younger than the Australian median. 64.1% of people living in Greenslopes were born in Australia, compared to the national average of 69.8%. The other most common countries of birth were India (4.3%), England (3.2%), New Zealand (3.1%), the Philippines (1.1%), and China (0.8%). 74% of people only spoke English at home, while the next most commonly spoken languages were Punjabi (1.2%), Hindi (1.1%), Mandarin (1.1%), Cantonese (0.9%), and Greek (0.9%). The most common religious affiliation was Catholic (25.7%), followed by ‘No Religion’ (25%), Anglican (12%), Uniting Church (3.8%), and Buddhist (3%). The suburb’s population density was 2,913/km, whereas Brisbane’s was 140/km². Most occupied dwellings were apartments (48.7%), followed by separate houses (42.6%).