KJ Strength and Performance

Fantastic experience: KJ Strength and Fitness is a brilliant gym. I joined at 6 months postpartum and was honestly a bit nervous, but I’ve never once felt out of my depth. The coaches strike the perfect balance, everything is challenging and pushes you, but always with encouragement, great support, and zero intimidation. It’s such a friendly, welcoming environment, no matter your starting point. Highly recommend!

Fantastic experience: Best Hyrox training I have tried.

Fantastic experience: Beat thing I’ve done for my health and fitness in a very long time!

Fantastic experience: A year ago this week, I nervously stepped into KJ Strength and Performance, completely new to fitness classes and the Gym. I didn’t know what to expect, but looking back now, it’s the best decision I’ve ever made for my health and well-being. For the first time in my life, I feel stronger, fitter, and healthier. This gym stands out for its welcoming, judgment-free atmosphere—no mirrors, just people of all ages working to better themselves. I only wish I had started 20 years earlier! The coaches are exceptional, offering constant encouragement, guidance, and support whenever it’s needed. Joining KJ Strength and Performance has truly been a life-changing experience, and I couldn’t be more grateful. So if you are thinking about joining make that call like I did you won't regret it!

Fantastic experience: It was the best decision to join KJ Strength and Performance. James, the owner is such a gent of a man. The trainers are all very professional, know what they're doing and are very friendly and approachable. Big shout out to Sean, Ethan and Andy - they are the trainers in the classes I go to. I'm really enjoying it there and feels great to build up my fitness too! Highly recommend..

Fantastic experience: Great gym it keeps me motivated and I really enjoy the classes coaches are very helpful and a lovely friendly environment

Fantastic experience: I would highly recommend KJ Strength and performance. All of the coaches are absolutely amazing and always there to help or encourage you on your journey (whatever that may be!). Its the perfect gym for all levels of fitness and they have great beginner's classes. Its different to any other gym Ive been to and by far my favourite. It also just had an amazing revamp and looks great so go check it out you wont be disappointed.

Fantastic experience: KJs is an excellent gym. The coaches are friendly, helpful, and experienced. The classes are a nice mix of both strength and conditioning. They also offer HYROX classes a few times a week which are great for improving cardio. I would highly recommend this gym to everyone.

Fantastic experience: Kj has a brilliant set up for everyone. Fantastic trainers who give positive and encouraging motivational advice. The classes are great workouts, they are finished before you know it and you feel a great sense of achievement.

Fantastic experience: Great gym, all the team are super helpful, patient and above all they have time for everyone, from a complete beginner to being with this team for years,they adjust the program to your needs if you have a sore knee, shoulder ect nothing is to much for them, I can say I’ve grown with confidence and enjoy getting stronger.I definitely would recommend this gym no matter what level you are at

Fantastic experience: Coaches at KJ are professional, knowledgeable and friendly. They are always on hand to guide on exercise technique.

Fantastic experience: Amazing gym and trainers

Fantastic experience: Recently started. Great classes and great instructions for the beginners like ne.

Fantastic experience: Great gym

Fantastic experience: I would highly recommend KJ Strength and Performance. The gym has a friendly community vibe and the coaches are extremely knowledgeable. I love that the coaches take the time to work one on one with you and correct your technique. They take the time to teach you quality over quantity. The programming is great, and James the owner is very accomodating.

Fantastic experience: After having 2 children and a serious illness in the last 4 years, I joined KJ feeling weak and a bit overwhelmed but I shouldn’t have worried! It is such an encouraging and friendly environment and everything is adapted for all injury and abilities. I now feel the strongest that I have in years and can even do a pull-up which I thought would never be possible! I couldn’t recommend KJ highly enough

Fantastic experience: Such a great atmosphere in this gym. The trainers are all brilliant and super attentive. I always leave my sessions smiling and can feel myself getting stronger week after week.

Fantastic experience: Started the beginners class in August and found it a great help to get started and to ensure I was doing everything safely. The team were a great support and were always available to guide and support throughout the classes. I'm flying now with the strength and conditioning classes and would highly recommend them to all age groups. I will not be going anywhere else for my fitness journey Give it a go you won't regret it

Fantastic experience: Weekly sessions are thoroughly enjoyable, with a good.mix of strength and conditioning, all with expert advice and guidance provided when required

Fantastic experience: A really nurturing environment where everyone genuinely wants you to be the best version of yourself. All staff are so kind and supportive, incredibly knowledgeable and mighty craic!

Fantastic experience: Super gym and even better coaches. Easy going and a very friendly space to work out in. Would highly recommend it.

Fantastic experience: Fantastic gym, with great trainers and equipment. Very welcoming environment for all fitness levels. Wide variety of class times too. Highly recommend!

Fantastic experience: I highly recommend KJ Strength and performance. I love that there are no mirrors. The coaches are amazing and always there to help or encourage you. It caters for all levels of fitness and all ages, so for anyone who’s hesitant to try it out, I would definitely say go for it. You won’t regret it!

Fantastic experience: My son goes to KJ and loves it. Great coaches, always helpful and full of advice.

Fantastic experience: Highly recommended. Friendly knowledgable trainers with well planned and challenging but rewarding programmes. Nice mix of experience, abilities etc in the classes makes it easy to fit in regardless of previous experience

Fantastic experience: KJ was recommended by a friend. I find it excellent. There can be 10 in a class but I always feel that the instructors are making sure I am doing the program correctly and they are always available for advice during a session. It’s a great place, the instructors are top class and it’s great value for money. Dave.

Fantastic experience: Since joining kj strength and performance , I have achieved goals I never thought possible, and I enjoy going to every class. No pain, no gain, as they say . The coaches give great advice and created different programmes that are suited for all out there and have helped me become stronger and more consistent in my fitness journey. I would like to thank all the coaches of kj strength and performance without their knowledge and coaching skills, I wouldn't have achieved what I have achieved today I really recommend anyone looking to start their fitness journey with kj because Most of all, I have made great relationships with people who are on similar journeys which makes it much easier to achive goals with a friendly atmosphere.

Fantastic experience: Highly recommend KJ. This gym caters for all levels of fitness. Very friendly atmosphere and great coaches.

Fantastic experience: Great support & encouragement from all the coaches @ KJ's from day 1, catering to all ages, abilities & fitness levels

Fantastic experience: This is a great facility. My son trains here in the underage group and he loves it. He has gained strength which has helped him in his other sports. Highly recommend.

Fantastic experience: Best gym and best strength & conditioning classes I've ever been to.I started in September 22 and I know I will definitely keep it up.Coaches are excellent, really helpful and tell abd show you discreetly if you're doing a technique incorrectly. Classes are great value for money.I would highly recommend KJ Strength & Performance if you want to start off or maintain your fitness.

Fantastic experience: I have been attending this gym for about 2 years now and at first was hesitant as anyone would be about trying something new, but this was the best decision I have ever made. Everyone in the gym is so lovely and the coaches are so friendly! It is an environment that everyone is welcomed into.

Fantastic experience: I have been a member of KJ for the last 4 years. The coaches are fantastic and are always willing to help and support during training. Pam

Fantastic experience: Great gym with excellent facilities and great staff

Fantastic experience: I have been trying different gyms out for the last 6 years and nothing stuck until KJ! All the staff are so friendly, helpful and keep an eye on form and personal improvements. Classes themselves are fantastic they have a nice mix of strength and conditioning both improving different aspects of my fitness levels. The community at KJ as a whole is very welcoming and positive…I also love that the timetable is quite broad and suitable for both morning and evening people … highly recommended! Thanks to the team for keeping me hooked and fit :)

Fantastic experience: I have been trying different gyms out for the last 6 years and nothing stuck until KJ! All the staff are so friendly, helpful and keep an eye on form and personal improvements. Classes themselves are fantastic they have a nice mix of strength and conditioning both improving different aspects of my fitness levels. The community at KJ as a whole is very welcoming and positive…I also love that the timetable is quite broad and suitable for both morning and evening people … highly recommended! Thanks to the team for keeping me hooked and fit :)

Fantastic experience: Great gym, lovely atmosphere &fab trainers

Fantastic experience: Great classes for teenagers helping them to get started on their gym fitness journey by showing them how to exercise correctly and safely.

Fantastic experience: KJ is great! My son (13) is not the sporty type and therefore doesn’t play team sport. This is a great way to get involved in exercise another way. We feel it is great for his mental health too. He really enjoys the class every week. Thanks lads ye are super ♥️

Fantastic experience: Great atmosphere, friendly staff, excellent equipment.

Fantastic experience: Well equipped gym with great staff and classes at all hours. I dabbled with the gym a lot but never took it too seriously. I joined KJ a few months ago and am delighted with the results, lifting way more than I ever did before. Definitely recommended.

Fantastic experience: My 15 year old daughter has been attending classes with KJ Fitness over a year now. She started with once a week and then two and recently asked to increase that to three times a week. She loves going to the classes every week and the routines that she does have been brilliant for her both physically and mentally. I can’t recommend KJ Fitness highly enough.

Fantastic experience: Kj is the best gym I have ever been to. James and Ger are so knowledgeable and always there to offer advice . If you really want to become fitter and stronger, kj is the place to be.

Fantastic experience: Fantastic gym would highly recommend! The coaches are always watching to make sure you’re doing things correctly and your form is right. Monthly challenges to keep you motivated if you want to participate.

Fantastic experience: I moved recently and joined only a few weeks ago. Everyone is extremely welcoming, the coaches are great and the gym itself is well equipped and very clean! Everything you would be looking for in a gym. I love the programming and the atmosphere is relaxed but motivational. Really loving it.

Fantastic experience: KJ is an excellent gym with very professional trainers who are always friendly and available for advice and encouragement. It is the best and most effective gym I’ve ever been a member of.

Fantastic experience: I've been going to KJ for over 2 years now and I love it there. The coaches are unreal and there's a really good, friendly atmosphere with everyone down there. The gym just got a makeover recently and it looks amazing. Would definitely recommend it to everyone.

Fantastic experience: I love the classes. KJs has great coaches. I can see real improvement.

Fantastic experience: Fantastic programme for Youth training, teaching them how to use the equipment properly and setting out work outs. All Coaches are outstanding and very approachable and understanding.

Fantastic experience: My daughter goes to kj and loves it. She likes the way they are given instruction and can work away on their own and if they need any more guidance there is someone there to help. It's time that she uses to just concentrate on what she is doing there and then and nothing else comes in to her mind.

Fantastic experience: Excellent teen exercise classes available

Fantastic experience: Fantastic gym, trainers and programming. Really welcoming environment for beginners and feels more like a PT session than a group class.

Fantastic experience: I’ve been going to KJ’s since 2019 and love the culture of this gym. Their mission and focus is to help their clients improve their strength and overall wellbeing. It’s almost like having a PT in a group environment as they are always there to listen and plan for each individuals’ needs. A great gym, cannot rate it highly enough!!

Fantastic experience: The classes are brilliant. Whatever level you are at the gang in there teach and support you at every session! I like the different sessions you can choose on the app (strength & Conditioning, mobility, conditioning on sat morning is unreal!) It isn’t like a normal gym where there’s mirrors and Instagram all over the place it’s normal positive people working out together and from what I gather retention here is very high! Best gym I’ve been at with great people!

Fantastic experience: Have been coming to kj for a few months now and I've noticed a massive difference. The coaches are fantastic and there's a great atmosphere in the gym. Cannot recommend this gym enough.

Fantastic experience: My 13 year old daughter started training here in January, she loves it. The trainers are really good and give her tips that will help her to train and lift correctly. She attends twice a week and looks forward to every session. She comes out full of energy and delighted with her progression.

Fantastic experience: My 12 year old daughter is with Kj youth strength and conditioning over 2 years now. The lads have gave her a Hugh confidence boost and helped massively with her Taekwondo. The club has improved her sleep, Attitude, and eating habits. 100% recommend. She loves going every single time. It's never an issue.

Fantastic experience: Excellent gym, brilliant classes for teens offered at excellent value

Fantastic experience: Am LOVING it here - who would have thought!! Joined just a few weeks ago and can already see and feel the difference. Great atmosphere, no judgement, you just get on with it and unlike other gyms I've been involved with before, you are guided on technique to get the most out of every session. All the instructors / coaches are great and I love the fact that it caters for all whatever your level and you train with both men and women. Wishing you all continued success! Onwards & upwards!

Fantastic experience: Great work outs, handy location! The team were so helpful showing me the ropes as I had never lifted any weights before, I usually just play tennis! I found the classes really helped build up my strength in an enjoyable way. Thanks guys!

Fantastic experience: My teenagers have been going to KJ Strength and Performance for 2 years now and I could not recommend it enough. The coaches are fantastic and provide great encouragement and guidance in a safe and very friendly environment.

Fantastic experience: I have been out of the gym scene for a few years, and I returned to KJ Strength and performance last week. I forgot how good the place is, I felt so welcomed by the trainers and the trainees. I'm feeling motivated and I look forward to each of my sessions..

Fantastic experience: Kj welcome people at any level of fitness & are especially good if you are just starting out. They have a wealth of knowledge & will work alongside you to help you achieve your personal goals. I would highly recommend them.

Fantastic experience: KJ is an excellent gym with very professional trainers who are always friendly and available for advice and encouragement. It is the best and most effective gym I’ve ever been a member of.

Fantastic experience: cant speak highly enough of KJ, professionalism ,friendliness and their ability to make the kids feel comfortable in the gym is just excellent

Fantastic experience: Informative, easy to deal with, friendly and child friendly. Great set up

Fantastic experience: Great gym, great coaches

Fantastic experience: great gym with a very friendly welcoming atmosphere

Fantastic experience: Great gym, James, Ger and Aaron always there to advise on technique and to encourage

Fantastic experience: Class gym!

Fantastic experience: I've have been going to KJ s nearly 10 years and I wouldn't go to any other gym. The coaches don't just cater to your gym needs they care for your health and well being as well which you won't get that in too many places now.They have a fantastic range of all types of gym gear which they introduced in last couple of years which will test your performance to different levels so you will never feel you ve reached a peak , they just keep challenging you more ❤️‍ and we are all enjoying the newly designed gym done by apollofitness in recent weeks .a fabulous gym run by a great team and has happy members Thanks again it means a lot for what ye do for us ..

Fantastic experience: One of the best gyms you could go to .There is always James or Ger there to help and guide you while you work out which is nearly like having a one to one session which is what differs greatly from other gyms . They really helped me get my strength back and full use of my knees after my operations ,so thanks a million and keep up the great work James and Ger

Fantastic experience: From the minute I walked in the door at KJ’s I was made feel very welcome ! The knowledge and experience that James and Ger have is second to none. Would highly recommend to anyone. Really enjoy the sessions and fun atmosphere.

Fantastic experience: My two sons attend KJ gym in Carrigaline. I cannot say enough good things about this gym. Great atmosphere, equipment and energy. Correct and professional advice and training given. Younger members are not left alone but supervised and mentored ensuring correct posture and technique. Thanks for everything you do. Have recommended this gym to a number of friends.

Fantastic experience: I could not recommend KJ enough! The coaches are amazing and extremely helpful. In just a few months the training has had a massive impact both physically and mentally. It's a joy to train in such a friendly, positive environment .... the whole experience has been extremely empowering.

Fantastic experience: A great environment to train in. The coaches are really knowledgeable and experienced. I’ve only been training there a few months but I’m already after making a lot of progress with their programming and guidance. I’d definitely recommend the gym.

Fantastic experience: Great instructors!

Fantastic experience: Have trained here now a few times and got to know the team. Wow! The energy and the Vibe is amazing. Members are great and always like a good challenge which is a perfect club for me. Want to push your training to the next level in Carrigaline? Look no further.

Fantastic experience: A gym that gets results, its not just about fitness but food intake and focus, lifestyle and attitude to making your mind powerful. Great place for long-term intrinsic motivation. Trainers really know their stuff. Power lifting-me- no thanks others are world champs.

Fantastic experience: Great gym - really good environment and even better coaching from the staff! Can’t recommend enough!

Fantastic experience: Have trained here now a few times and got to know the team. Wow! The energy and the Vibe is amazing. Members are great and always like a good challenge which is a perfect club for me. Want to push your training to the next level in Carrigaline? Look no further.

Fantastic experience: A gym that gets results, its not just about fitness but food intake and focus, lifestyle and attitude to making your mind powerful. Great place for long-term intrinsic motivation. Trainers really know their stuff. Power lifting-me- no thanks others are world champs.

Fantastic experience: Brilliant environment for anyone who want to get fit and stronger