St Kilda Key suburbs Prime territory includes - St Kilda, St Kilda West & Elwood, plus additional surrounding agile territory. Number of dwellings in this territory 24,663 Median household income (weekly) $1,594 Population in St Kilda 53,237 Median age 34 years old St Kilda Dominated by single professionals of English, Australian and Irish origin. Popular with investors due to high rental demand. Send Andrew an enquiry Recruitment Manager Yellow Brick Road Call Speak with a Recruitment Manager today! Schedule an appointment, call us at: 0411 722 294 Call Email