unnamed (9).jpg

Performance. Health. Community.

We're happy to announce we're open and COVID safe!

It’s time to finally get the results you want. 

Most people feel frustrated when it comes to their health & fitness. CrossFit Decennia has developed a fitness program to get you in the best shape of your life.

- Workouts For All Levels

- Expert Coaches To Guide You To Success

- A Community To Keep You Motivated

- Small Group Training



Lose body fat. Gain lean muscle. Reduce blood pressure & resting heart rate.


Belong to a fun and motivating community. Start to enjoy working out.


Improve all aspects of fitness. Become fitter, stronger, faster. Part weightlifter, part gymnast, part endurance athlete.

free intro

Book a Free Intro today to find out more!

Follow our social media

British Weightlifting.jpg

© 2019 Decennia Ltd

Unit 3, Carlton Terrace, Boundary Road, Portslade, BN41-1XF



Class Times

Mon/Wed/Fri: 6am, 8am, 9.30am, 4.30pm (not Fri), 5.30pm, 6.30pm

Tue: 6am, 9.30am, 5.30pm, 6.30pm, 7.30pm

Thur: 6am, 9.30am, 5.30pm, 6.15pm, 7pm

Sat: 8am, 9am, 10am