The Heart of Fitness in Nettlestead.

Beyond the weights. A community dedicated to being Fit For Life.
3MFitness is built to bridge the gap between high-level performance and everyday longevity. We didn’t want to be another "big box" gym where members are just numbers. We’ve created a specialized strength and conditioning facility serving the Maidstone community, where expert coaching and community support are the standard, not the exception.

Welcome to 3m fitness

Redefining the Local Gym Experience.
Whether you’re a beginner from Wateringbury or an athlete from Paddock Wood, our unique 6-week training cycles are engineered to deliver results.

We focus on the 3M Method: Movement, Method, and Mindset, ensuring every session in our Nettlestead facilitie makes you stronger for the world outside it.

  • Inclusive Environment

    No egos. Just effort. We cater to all abilities—from those picking up a barbell for the first time to advanced athletes.

  • Expertly Led

    No egos. Just effort. We cater to all abilities—from those picking up a barbell for the first time to advanced athletes.
    • Every class is coach-led. We don’t just "watch" you; we teach you the mechanics of Strength, Gymnastics, and Weightlifting.

  • Community First

    We’re a village gym with a global standard. Expect a high-five, a coffee from our loyalty club, and a team that knows your name.
  • Programming-Delivery-at-3M-Fitness

    • Visit 3M Fitness

    Maidstone’s Home for Functional Strength & Conditioning
    Finding a gym that fits your life shouldn't be a chore. Located at Diamond Works, our space is designed to be a high-performance sanctuary for the local community. Whether you’re commuting through Maidstone or live right here in Nettlestead, we’ve made sure the logistics are as seamless as our coaching.

    Location & Contact

    • Location
      Unit 2, Diamond Works, Maidstone Rd,

      Nettlestead, Maidstone ME18 5HP
    • Phone
      07833 207819
    • Email
      info@3mfitness.co.uk
    • Hours
      6am - 8pm

    Helpful Information

    • Parking
      Stress-free arrival. We have dedicated, free on-site parking directly outside the front door.
    • Storage
      Focus on your lift, not your gear.
      We have storage for all your belongings.
    • Facilities
      Train hard, leave fresh. We have an on-site shower facilities to use after your session.
    • Accessibility
      Inclusive by design. Our entire training floor and primary facilities are located on the ground level with full step-free access.

    5 Star Rated gym in Nettlestead

    A community that
    welcomes all
    from the moment you step inside
    Jennie
    Google Reviews
    Jennie - 3M Fitness Review
    Absolutely, without doubt
    the best gym I have ever been to
    Becky
    Google
    3MFitness Yoga and Mobility
    All the coaches are so knowledgeable and approachable and whether it’s 121 or a class
    you’ll be made to feel welcome and part of the gym community.
    Georgia
    Google Reviews
    Our 6-week programming cycles are engineered for results, but it’s our members who bring the energy that makes 3M Fitness special. From beginners finding their feet to athletes hitting new benchmarks, these are the real experiences of the people who make our community what it is. We don't just train together; we progress together.
    3MFitness Classes
    CEO – Owner – Coach – PT

    Lindsay

    • Favourite Exercise
      Deadlift
    • Superpower
      Structured Progression & Technical Precision.
    Lindsay
    Co-Owner - Programmer

    Jacob

    • Favourite Exercise
      Devil press
    • Superpower
      Structured Progression & Technical Precision.
    Jacob
    Coach – PT

    Sasha

    • Favourite Exercise
    • Superpower
    Sasha
    Coach – PT

    Olly

    • Favourite Exercise
      Pull up
    • Superpower
      Positive mindset and resilience
    Olly
    Coach – PT

    Steve

    • Favourite Exercise
      Hip thrust
    • Superpower
      Grey tracksuit bottoms
    Steve
    Coach – PT

    ELLEN

    • Favourite Exercise
      Deadlift
    • Superpower
      Structured Progression & Technical Precision.
    ELLEN
    Nicola- 3M Fitness Coach3MFitness - Endurance and Stamina
    CFL1 Trainer

    Nicola

    • Favourite Exercise
      Power cleans
    • Superpower
      Consistency
    Nicola
    Charlie- 3M Fitness Coach
    Yoga Coach

    Charlie

    • Favourite Exercise
      Toes to bar
    • Superpower
      Helping strong people stay strong for longer
    Charlie
    COACH - PT

    JAMES

    • Favourite Exercise
      GHD - Sit-up
    • Superpower
      To display empathy, whilst having zero sympathy!
    JAMES

    highly qualified and dedicated team

    We live it.
    We lead it.
    We love it.
    At 3M Fitness, our coaches aren’t just clocking in—they are the architects of your progress. Every member of our team is a highly qualified specialist, deeply obsessed with the science of human movement and the art of coaching.

    We don’t just shout instructions; we lead from the front, bringing a wealth of competitive and clinical experience to every session.

    We believe that world-class results require world-class guidance, which is why we are dedicated to constant professional growth, ensuring that the coaching you receive in our Nettlestead facility is as sharp, intentional, and effective as it gets.
    View our coaches

    THE 3M EXPERIENCE

    Mindset. Method. Movement.
    Whether you want the energy of a group, the freedom of the floor, or the precision of 1-to-1 coaching—we have the environment to get you there.

      Frequently Asked Questions

      Just wear comfortable workout clothes, bring a water bottle, and show up with a great attitude! We’ll take care of the rest—including explaining everything you need to know before the workout starts.

      For beginners, we recommend 3–4 classes per week to build consistency without overdoing it. As your fitness improves, you can increase frequency based on your goals and recovery.

      Each class usually includes a warm-up, skill or strength work, and a WOD (Workout of the Day). Sessions are coach-led, and you’ll be guided every step of the way—from learning proper form to pushing through your workout.

      Not at all! Our Classes are designed for all fitness levels. Every workout can be scaled or modified to match your current abilities. Whether you’re brand new to fitness or an experienced athlete, our coaches will guide you at your pace.

    Membership and pricing

    Everything you need to know to get started.

    We’re upfront because we value your time as much as your training. No hidden joining fees, no restrictive contracts—just the essential info you need to build a routine that actually sticks.

    • Monthly Membership

      • 8 Monthly Sessions
        £79
      • 12 Monthly Sessions
        £99
      • Unlimited Sessions
        £129
      Membership Details

    • Flexible & Specialty

      • Block of 5 Classes
        £60
      • Open Gym Only
        £60
      • Yoga Sessions
        from £40
      learn about options

    • Teens

      • 1 Class per week
        £39
      • 2 classes per week
        £69
      • 3 classes per week
        £85
      explore details

    Schedule & Availability

    Whether you're a 6AM grinder or post-work warrior, our flexible schedule will help you win.
    Consistency is easy when the schedule fits your life.

    We are open from 6am to 8pm, offering a mix of fixed coach-led classes, dedicated Open Gym time, and specialist sessions like Yoga, Teens, and Barbell.

    Whether you want a structured program or the freedom to train at your own pace, there is a slot on the board for you.
    Check the board

    get started

    First month is on us.
    No strings attached.
    Experience the floor, meet the coaches, and see the method in action.

    We can't wait to meet you: Get started with a free trial and explore our fantastic fitness centre in Nettlestead.
    Start free trial today learn more