Functional Fitness Centre In Athy

CrossFit Ostmen

Get Fit. Have Fun. Leave Smiling.

At CrossFit Ostmen, we do more than coach great workouts — we create a fitness experience that keeps you coming back. From your first pull-up to your next PR, our expert team, supportive community, and top-tier facility are here to help you succeed. Join Athy’s most fun and effective fitness community — and discover what you're capable of.

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Supportive Community Culture

Train in an environment where everyone cheers you on, and growth is celebrated together.

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Expert Coaching Team

Our certified coaches guide you with care and precision — no matter your fitness level.

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Top-Tier Equipment & Space

Fully equipped CrossFit box with barbells, ergs, rings, bikes, and everything you need to train like an athlete.

More Than A Gym — A Place To Belong

Welcome to CrossFit Ostmen, where strength, community, and well-being come together. Located in Athy’s Woodstock Industrial Estate, we’re more than just a fitness centre — we’re a place where people of all ages and abilities come to train hard, feel supported, and transform their lives.


With world-class coaching, top-tier equipment, and a truly welcoming atmosphere, our mission is simple: help you become stronger, healthier, and more confident — one class at a time.


Our Equipment Includes:

  • Squat Racks, Barbells, Bumper Plates & Free Weights
  • Kettlebells, Sandbags, Plyo Boxes
  • Concept Ergs, Assault Bikes, Gymnastics Rings
  • Wallballs, GHD, and more...


Our Fitness Programs

From high-intensity training to low-impact movement, our programs are designed to help you get stronger, move better, and feel your best — no matter where you're starting from.

What Our Members Say

From first-timers to long-time lifters, our community shares what makes CrossFit Ostmen more than just a gym.

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This gym offers a top-notch CrossFit program with dedicated trainers who are extremely helpful and supportive. The facility is well-maintained with a wide range of equipment. Members rave about the challenging yet rewarding workouts that cater to all fitness levels. Highly recommended!

- Ashish G
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I joined Crossfit Ostmen just after having my second baby. I immediately felt like I was part of this amazing community. It kept me sane (and continues to keep me sane) while managing two small kids at home. Doing these incredibly hard workouts not only strengthens you physically, but gives you such mental resilience as well.

I've made friends for life and feel supported inside and outside the gym.

It's hard to put into words how much this gym means to me. Joining was one of the best decisions I've ever made!



- Carolin Z
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I recommend it to anyone who wants to start their adventure with Crosfit, but also for advanced users. The place and trainers are at the highest level.

- Andrzej L

Have a Question? Let’s Chat.

Whether you're curious about classes, memberships, or how to get started, we’re here to help. Send us a quick message, and we’ll get back to you as soon as possible.

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Join Our Fitness Family Today

Try a free class at CrossFit Ostmen — no pressure, just expert coaching, great people, and real results. Book now and take your first step toward strength, confidence, and community in Athy.