Lara G.
11/17/2025
I love my F45 studio. I am currently doing the 45 day challenge and it has helped me focus, make small but impactful changes, and challenge myself. I highly recommend!
F45 Training Costa Mesa Square
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3030 Harbor Blvd Ste E
Costa Mesa, CA 92626
F45 Training is a 45-minute HIIT workout that will challenge you like never before. The F stands for functional training, a mix of circuit and HIIT-style workouts geared towards everyday movement. 45 is the total amount of time for sweat-dripping and heart-pumping fun. With thousands of exercises in our database and a nearly infinite amount of combinations, members will almost never take the same class twice. F45 Training is here to bring you the world's most innovative workout. Team Training, Life Changing!
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Reviews
5.098 reviewsSeth O.
11/22/2025
Working out is one of my least favorite things to do. My wife signed me up and insisted that I try it out. I only planned on going twice a week or so, but after a week of classes I was hooked and...
Annie P.
12/31/2025
What can I say about F45 Costa Mesa?! I absolutely love everything about this gym. From the moment you walk in, you feel welcomed and supported. Bobby, the owner, is truly amazing...he's always...
Christopher M.
12/28/2025
I started working out at 45 Costa Mesa two months ago and fell in love with it almost immediately. The HIIT workouts are incredibly effective, well-structured, and never boring. Every session left...
Julia O.
11/18/2025
F45 has been a complete game changer for me! I've been coming here since August 2023, after I had my 2nd baby, and I can honestly say it has transformed my life. The biggest win for me is how...
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