Worthing's Premium Gymnasium


Who we are, what we do

About Us

We are a friendly independent gym and fitness centre in Worthing, West Sussex. Established in 2003, later rebranded as On1 Fitness.

Over the last ten years we have helped thousands of men and women from Worthing, Lancing, and Broadwater enjoy a healthier, fitter lifestyle.

Our mission is simple – to provide the best fitness instruction in Worthing:

  • Our instructors are friendly, highly qualified and supportive

  • We welcome men and women of all ages, shapes, sizes and fitness levels

  • We aim to change lives for the better!

Being a friendly local business, means we are able to focus on YOU. all of our instructors love working with each and every member to assist achieving any goals set. we pride our self on being part of the Worthing community and often assist with local charity events, at On1 Fitness you can expect a massive warm welcome and an encouraging and supportive atmosphere, both from our superb fitness instructors and from our fantastic members.

Located close to East Worthing railway station, On1 Fitness gym in Dominion Road Worthing is a fully equipped fitness centre with everything you need for a top quality effective workout. We have a wide range of easy to use equipment, including cross-trainers, treadmills, free weights and resistance machines. Our friendly and expert fitness instructors are always on hand for support and motivation, to make sure you get the best from your workout.