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9Round Fitness in Centennial, CO, is a highly regarded gym known for its unique and efficient workout sessions and supportive community atmosphere. This fitness center specializes in kickboxing-themed workouts where no set class times are necessary. Patrons appreciate the personalized attention from trainers who ensure exercises are done correctly and are always ready to adapt workouts to individual needs.

The gym is celebrated for its meticulously clean facility and the ability to burn 300+ calories in just 30 minutes through a fun and intense exercise regimen. The approachable and professional staff along with a flexible schedule make 9Round Fitness a top choice for both beginners and seasoned fitness enthusiasts.

Pros:

  • Highly personalized trainer attention.
  • Clean and well-organized facilities.
  • No fixed class times required.
  • 300+ calories burned in a 30-minute session.
  • Trainers adapt workouts to individual abilities and injuries.
  • Different daily workouts provide variety.
  • Positive and motivating atmosphere.
  • Ability to monitor progress week by week.
  • Supportive community vibe.
  • Offers a good mix of boxing and high-intensity interval training.

Cons:

  • Membership cancellation process can be problematic, with reported hidden charges.
  • Music can sometimes be too loud, making it difficult to hear instructions.
  • Location-specific ownership can complicate access to other branches.

Location / Contact

Rating Stats

4.9

out of 5.0

39 reviews
5.0
2 reviews
4.0
1 reviews
3.0
0 reviews
2.0
0 reviews
1.0

Reviews (42)

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I have been a member at 9 Round Centennial for over a year!I.LOVE.9Round!These are a few of my favorite things…🥊Having a different workout daily mixes things up!🥊Access to a trainer, who demonstrates the various activities makes this membership priceless!🥊I appreciate the trainers who remember that I have low back issues and a previous shoulder injury—they make modifications accordingly!🥊Community—I enjoy the trainers and other members. Many of us have become more like a family than individuals working up a sweat 😓Give it a try! They offer an complimentary introductory session where you have a trainer committed to working with you throughout! I was once afraid of my abilities as a 40-something, but a year later, I cannot imagine my life without this workout!

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Decided to start focusing on a mix between boxing and HIT or CrossFit rather than having to choose between the two or join two separate gyms. I have been completely satisfied with the experience so far. My main reason for reviewing, however, is to comment on how incredible it has been working with Tyrone "Zilla". He brings a bit more toughness like you find at a regular East Coast boxing gym like I grew up with. As long as he is around, I will keep going to this gym.

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Everything you need is there

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Amazing owner and staff. I get a fantastic workout every time, excellent stress release. Love having the 1:1 coaching, clean facility

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Thanks Shaun!

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Be extremely careful with this gym. They are very hostile when it comes to disputing canceling charges. I had a 6 month contract with them this year. When I asked to change gyms due to a closer 9 rounds being by my work, they were unable to accommodate this due to each gym being owned by a separate owner. I would have to pay $500 to cancel there and reopen another membership. I decided to let my 6 month contract run even thoe I never attend a session. Once my 6 months was completed I called them to ensure my membership was canceled. They stated that the contract was complete and they would charge me month to month if I wanted to continue going. I stated no and to canceled my membership. I keep receiving emails and call still that even thoe I canceled my membership, I still have to pay for the final month (month 7) $214 to complete the cancelation. I believe this is a complete scam and will advise anyone else who attends these gym to beware of the hidden charges. They did not want to work with me and I still have emails from the owner saying that this cancelation was completed.

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Great workout and fun instructors

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I LOVE this place!! I get a great workout and the trainers engage with you to push you to challenge yourself.

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The owners are so very kind and respectful. I love being able to distress and get a quick workout that burns 300+ calories. Compared to other options the hours of operation are the most flexible and you get a trainer for each workout. It is difficult to learn from the trainers sometimes because the music can be too loud depending on who it is. It is nice to have trainers show you how to do the moves correctly and make sure you understand. Katie and Morgan are very helpful.

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Frequently Asked Questions

Except the peak hours, this place remains quite free or moderately crowded.

This business has a rating of 4.9-star.

This business has 42 reviews.

The address is: 15735 E Arapahoe Rd Suite 1, Centennial, CO 80016, United States .

The contact number is +1 720-515-6079

This service is listed under Gym .

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