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The Largest Gym in Western Sydney

ONE55 health, fitness & aquatic the biggest gym facilities in Blacktown to Penrith area, and provides activities and services for all things health & fitness. At ONE55 health, fitness & aquatic we have a variety of memberships to suit you and your lifestyle whether you attend the gym in the mornings or the evenings. Our memberships are from $10 a week but this cost varies depending on when you want to work out and how long you would like to sign up with us for. Read More

ONE55 Promotions

At ONE55 health, fitness & aquatic we pride ourselves on providing a broad range of servic

8 Week Group PT Program

Our Group PT Programs are innovative and are designed to increase core strength and stabil

Keep up to date and lose kilos!

Record everything you eat and drink over the course of seven days (be honest don't leave a

SGAC - Sydney Gymnastic and Aquatic Centre

Group PT Boxing

Training in a gym can sometimes be intimidating and just motivating yourself to exercise c

ONE55 Online Fitness is here!

Our new and improved ONE55 website not only has a new look, it also has a brand new online

Connect With Facebook

Join us on Facebook now. Connect with people who want to workout and can help you get better results.