[1] Upon establishment, the unit had a strength of three Permanent Air Force personnel tasked with recruiting RAAF reservists.
During its first year 60 reservists joined the squadron and it eventually reached a strength of over 100 permanent and reserve personnel.
[3] During its period as a reserve squadron its personnel worked alongside members of the Permanent Air Force during exercises, operations and day-to-day activities.
27 Squadron's role expanded to include the provision of support services to RAAF Base Townsville when it was merged with No.
27 Squadron has also received the responsibilities of the senior Australian Defence Force officer at RAAF Base Townsvile.