Planet Fitness

4.6(708 Google reviews)

Oak Ridge, TN · Clean, friendly, and affordable fitness for everyone.

Open 24 hours
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Opening hours

  • Monday5:00 AM – 12:00 AM
  • TuesdayOpen 24 hours
  • WednesdayOpen 24 hours
  • ThursdayOpen 24 hours
  • Friday12:00 AM – 10:00 PM
  • Saturday6:00 AM – 9:00 PM
  • Sunday6:00 AM – 9:00 PM

360 S Illinois Ave, Oak Ridge, TN 37830, USA

In-depth review

Planet Fitness Oak Ridge, TN: Is It Worth It?

Last updated August 2026

Stepping into Planet Fitness in Oak Ridge, the first thing that strikes you is the sheer scale and cleanliness of the facility. Located on South Illinois Avenue, this location breaks the stereotype of the dark, cramped weight room. Instead, it offers a bright, expansive, and high-energy environment that immediately feels welcoming. The "Judgement Free Zone" philosophy is visibly in action here, as the gym attracts a diverse crowd ranging from first-time gym-goers to seasoned fitness enthusiasts, all coexisting in a relaxed atmosphere where the staff is frequently cited for their friendliness and professionalism.

The equipment and facilities are the backbone of this location. Many Planet Fitness reviews highlight that this specific branch is one of the cleanest in the chain, with a vast array of well-maintained machines. You’ll find rows of cardio equipment including treadmills, ellipticals, and bikes, alongside an impressive selection of strength-training circuits. Unlike some older gyms in Oak Ridge, the machines here are kept in top-notch condition, ensuring that your workout isn't interrupted by "Out of Order" signs. Beyond the iron, the facility boasts a dedicated Black Card Spa area featuring massage chairs and tanning beds, providing a recovery incentive after a tough session.

For those who need a bit of guidance, the training options are a significant draw. While some budget-friendly gyms leave you to figure it out yourself, this location features a highly-regarded personal trainer who leads various small-group classes. Members often mention that the trainer is exceptionally knowledgeable and supportive, helping newcomers learn how to use equipment properly and design routines that align with their specific goals. Whether you are looking for a high-intensity circuit or a slow-paced introduction to weightlifting, the structured guidance available here adds immense value to the membership.

When comparing this facility to other gyms in Oak Ridge, the primary differentiator is the balance between amenities and atmosphere. While other local clubs might cater specifically to powerlifters or offer niche sports facilities, Planet Fitness focuses on accessibility. It is designed for the everyday person who wants a reliable, clean place to work out without the intimidation factor often found in "hardcore" gyms. The management team is known for being discreet and prompt when addressing member concerns, which helps maintain a respectful environment that is rare in high-traffic fitness centers.

So, is it worth it? If you are looking for a massive variety of equipment, a supportive staff, and a facility that prioritizes hygiene, the answer is a resounding yes. It is particularly well-suited for those who value amenities like hydromassage and tanning, or those who are just starting their fitness journey and want a low-pressure environment. While it may not be the top choice for competitive bodybuilders who need heavy-duty squat racks and chalk, it stands out as a premier choice for general health and wellness in the Oak Ridge community.

Ultimately, the Oak Ridge location proves that a "big box" gym can still offer a personal and high-quality experience. With its combination of modern equipment, expert-led classes, and a culture of kindness, it remains one of the most popular fitness destinations in the area. If you live or work near South Illinois Avenue, this gym provides a consistent and high-value workout experience that is hard to beat.

Planet Fitness: frequently asked questions

Is Planet Fitness Oak Ridge good for beginners?

Yes, this location is ideal for beginners due to its "Judgement Free Zone" philosophy and the presence of an excellent personal trainer who can teach you how to use the equipment properly.

How much does it cost to join Planet Fitness in Oak Ridge?

Standard memberships at this location typically start at $15 per month, plus applicable taxes and annual fees. For those wanting extra perks like hydromassage and guest privileges, the PF Black Card is also available at a higher tier.

Does this gym have tanning and massage chairs?

Yes, this facility features a dedicated area for tanning as well as massage chairs and HydroMassage beds for its Black Card members.

Are there classes available at the Oak Ridge location?

Members have access to a variety of small-group training sessions and equipment orientations led by a certified trainer, which are included in the membership.

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