Join now and get 50% off your first month's fee as a member
50% off this black friday
19th - 29th Nov
Join now and get 50% off your first month's fee as a member
Join now and get 50% off your first month's fee as a member
Join now and get 50% off your first month's fee as a member
WHERE RESULTS
MEET REVOLUTION
Dive into the heart of fitness with Underground Gym, thriving in Brighton, Newhaven, and Tunbridge Wells. From state-of-the-art equipment to adrenaline-pumping classes, we've crafted the ultimate fitness arena.
Ready to shake things up?
Stronger Together
Our classes are about more than just breaking a sweat—they’re about building a community. Whether you're pushing your limits in HYROX or having fun in Spin, you’ll find support, laughter, and maybe a little friendly competition.
With flexible class times that fit your schedule, it’s easy to stay motivated and inspired.
.webp)
.png)
.webp)
.webp)
JOIN THE UNDERGROUND
WHERE RESULTS AREN’T JUST PROMISED—THEY’RE INEVITABLE
Step into the top-rated realm of Underground Gym, where we’re all about real gains, real guidance, and real grit. Our lineup spans from strength building to a vibrant fitness community. Become a member and start seeing the results that only the Underground can deliver.
Ready to transform?
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
Flexible Membership
No Hidden Fees
.png)