Newhaven Gym

At Underground Gym Newhaven we pride ourselves on having top facilities at affordable prices. We are a strength, functional and combat gym that caters for all levels of fitness and ability.

Whether you want to improve an already existing skill set, try something completely new or just get fit, lose weight and tone up, we are the gym for you!

We have a wide range of fitness classes, an extensive functional & combat space and all the latest gym kit to rival anyone in the South. If you want to reach your goals, this is the place. Take a virtual tour around our Newhaven gym.



Join a fitness community that is passionate, determined, and supportive. Your answer lies here.


Gym Membership

£39.95 pm

Gym & Fitness Membership

£49.95 pm

Unlimited Membership

£59.95 pm

Pay As You Go Classes

£8 — 1 Sessions
£35 — 5 Sessions
£60 — 10 Sessions
£100 — 20 Sessions



  • Huge, state of the art strength floor

  • Large cardio area

  • Fully equipped combat area including boxing ring, heavy bags, MMA matted area with caged walls, and more

  • Functional Space with functional rig, prowler/sprint track, strong man area, and a full array of functional equipment from kettle bells to medicine balls to bands and much much more

  • Olympic Lifting and Power Lifting Zone. 3 Platforms, bumper weights, Elieko competition plates, power lifting bench and much more

  • Large studio for spin, yoga, pilates, posing and other UG classes

  • Fully stocked nutrition bar serving shakes, coffees, protein bars, protein meals, and merchandise

  • Free on site parking

  • Changing and shower facilities with communal sauna and ice cold-shower



Find Us

Underground Gym
15 Avis Way
United Kingdom

T: 01273 977 540

Opening Times

Mon - Fri: 05:00 - 22:00
Sat: 06:00 - 20:00
Sun: 08:00 - 17:00

Always check here for updated gym opening hours.

Gym General + portraits low res -8.jpg

We have a great team at Underground Gym who not only have great fitness knowledge but are also passionate, friendly people! They are always happy to help you with any general or technique questions you may have. Our class instructors will work you hard but keep it fun as well, you will come out sweating and exhausted but with a smile on your face, buzzing for the next class.

Nuria Alves

Nuria Alves

Jodie Nulty

Jodie Nulty

Luke Smith-Robbie

Luke Smith-Robbie

Sonny Parkinson

Sonny Parkinson

Leah Beardmore

Leah Beardmore


Virtual Tour