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Find us here at 2390 Boswell Rd Ste 400
Extreme Fitness Health Club

We specialize in making people healthier, better, and stronger. Come join our Adult Functional Fitness classes with a wide range of Boot Camps, Crossfit, Kettlebells, and Strength Training. For your Young Adult or Child join our Fitness Program, it's a great combination of speed, agility, and strength training for your body.

Website: extremefitnesscv.com

Phone: (619) 500-5120

Open now

  • Sat 6:00 AM - 8:00 PM

2390 Boswell Rd Chula Vista, CA 91914 ·2148.58 mi

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Amenities

  • Accessible
  • Family friendly

Reviews

yelp
4.5 66 reviews
5 star
57 4 star
1 3 star
1 2 star
2 1 star
5
Tinh N. 06/01/26

I absolutely love this gym! I've been a member since October 2025, and my experience has been nothing but positive. The staff and trainers are always friendly, welcoming, and genuinely helpful. My...

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wendy p. 05/21/26

I switched to Extreme in January and I absolutely love the vibes there. Michael and Dana were so helpful with the switch. They have updated machines where I needed a little help and they were...

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Venezia R. 05/18/26

Love this gym! Super clean and the equipment is really versatile; lot of leg equipment. Also the Pilates studio is so cute and the instructors are amazing ! Sign up with Eddie he is great and...

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Liz Z. 05/18/26

Really enjoying my experience at Extreme Fitness so far! The environment is motivating, the gym is always clean, and Michael was incredibly helpful from the start. Super friendly staff and great...

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Isaiah J. 06/10/26

Came frm crunch nov 2025 I really love this gym the atmosphere and community here really pushes you would recommend to anyone that's been wanting to try it out.

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