The Absolute Best Gyms in Costa Mesa [Updated 2025]

The Absolute Best Gyms in Costa Mesa  [Updated 2025]
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As I explored the vibrant streets of Costa Mesa, I couldn’t help but notice the buzz surrounding its fitness scene. With a mix of innovative studios and classic powerhouses, it’s a playground for fitness enthusiasts. After diving deep into 12 top locations, I’ve uncovered the hidden gems and standout spots that truly cater to every fitness style—whether you're a weightlifting warrior or a yoga enthusiast.

You can trust my insights because I’ve not only worked out in these gyms but also chatted with trainers and members alike to get the scoop on what makes each place special. So, if you’re ready to break a sweat in one of the coolest cities in California, let’s find the perfect gym for you!


Double Ops

Double Ops
🗺️ 369 E 17th St Suite 10, Costa Mesa, CA 92627
☎️ 949-877-0156
🌐 Website
Sunday: 9 AM–12 PM
Monday: 5 AM–9 PM
Tuesday: 5 AM–9 PM
Wednesday: 6 AM–9 PM
Thursday: 5 AM–9 PM
Friday: 5 AM–6 PM
Saturday: 8 AM–11 PM
Highlights
Incredibly supportive community
Hands-on, caring owner
Skilled, approachable trainers
Challenging and fun workouts
Variety of classes available

Double Ops in Costa Mesa is truly a hidden gem for anyone seeking a supportive fitness community. From the moment I stepped through the doors, I was greeted with an atmosphere that radiates positivity and encouragement. The owner, who is not only hands-on but also genuinely cares about the members, makes a remarkable difference in the gym's vibe.

What struck me the most was the approachability of the trainers. They are not just skilled in their craft; they possess a knack for making even the most challenging workouts enjoyable. Each session is infused with a blend of intensity and fun, ensuring you’re breaking a sweat while smiling ear to ear.

The range of classes available at Double Ops means there’s something for everyone, whether you're a seasoned athlete or a newbie just getting started. Their workouts consistently push you to your limits, making that post-session high feel even more rewarding.

If you're on the hunt for a gym that combines excellence in training with a welcoming community, look no further! Double Ops may just be the place that transforms your fitness journey into something truly extraordinary.

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Iron Coast Fitness

Iron Coast Fitness
🗺️ 2950 Airway Ave Suite C2, Costa Mesa, CA 92626
☎️ 714-309-6011
🌐 Website
Sunday: 8–9:30 AM
Monday: 5 AM–8 PM
Tuesday: 5 AM–8 PM
Wednesday: 5 AM–8 PM
Thursday: 5 AM–8 PM
Friday: 5 AM–8 PM
Saturday: 7–10 AM
Highlights
Community feels like family
Excellent daily workout programming
Variety of intelligent coaches
Fun and lighthearted environment
Perfect for all fitness levels

Iron Coast Fitness struck me as more than just a gym; it felt like stepping into a vibrant community where everyone is genuinely invested in each other’s success. From the moment I walked in, the atmosphere was electric, and a sense of camaraderie enveloped me—think of it as finding a new family!

What sets Iron Coast apart is their excellent daily workout programming; each session is thoughtfully designed to challenge participants of all fitness levels. I was impressed by the variety of intelligent coaches leading the charge. These fitness professionals not only exude passion but also bring an array of expertise, making every class a fresh and engaging experience.

Not to mention, the vibe was downright playful. I found myself laughing and smiling throughout the workout—it’s hard not to when you’re surrounded by such a supportive crew. Whether you’re a seasoned athlete or just starting your fitness journey, Iron Coast Fitness welcomes everyone with open arms.

If you’re searching for a gym that combines dedication, innovation, and a sprinkle of fun, look no further! This spot will certainly keep you motivated. Join the family, and I guarantee you'll leave with a satisfied heart and a serious sweat!

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Elev8 Performance

Elev8 Performance
🗺️ 2950 Airway Ave A5, Costa Mesa, CA 92626
☎️ 949-205-6630
🌐 Website
Sunday: 4 AM–10:30 PM
Monday: 4 AM–10:30 PM
Tuesday: 4 AM–10:30 PM
Wednesday: 4 AM–10:30 PM
Thursday: 4 AM–10:30 PM
Friday: 4 AM–10:30 PM
Saturday: 4 AM–10:30 PM
Highlights
Expert coaching and support
Motivating small group classes
Friendly and welcoming staff
Convenient scheduling
Progress tracking app

Elev8 Performance is nothing short of a gem nestled in the vibrant heart of Costa Mesa. From the moment I walked in, I was greeted by a friendly and welcoming staff that instantly made me feel at home. What sets this gym apart is the expert coaching provided – it’s clear that the trainers genuinely care about your fitness journey, offering personalized advice and encouragement.

I was particularly impressed by their motivating small group classes. These sessions strike the perfect balance between pushing your limits and building a community atmosphere. The camaraderie makes workouts fly by, all while you improve your strength and skills. Plus, the convenient scheduling options meant I could easily fit classes into my busy day.

Another highlight is their progress tracking app, which allows members to monitor their achievements. I found it incredibly motivating to see my growth detailed at my fingertips. Elev8 Performance manages to blend functional training with a sense of fun, creating an environment where fitness feels less like a chore and more like an exciting challenge. If you're in Costa Mesa and seeking a fresh take on fitness, this is definitely the place to elevate your game!

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MOXI3

MOXI3
🗺️ 126 Rochester St, Costa Mesa, CA 92627
☎️ 949-392-8673
🌐 Website
Sunday: 5:30 AM–1:30 PM
Sunday: 4–6 PM
Monday: 5:30 AM–8 PM
Tuesday: 5:30 AM–8 PM
Wednesday: 5:30 AM–8 PM
Thursday: 5:30 AM–8 PM
Friday: 5:30 AM–1:30 PM
Friday: 4–7 PM
Saturday: 6 AM–1:30 PM

At MOXI3, I discovered a gym that truly celebrates the spirit of community and wellness. This vibrant space is packed with invigorating group classes that make working out an exhilarating adventure. The instructors are not only knowledgeable but also incredibly motivating, pushing you to reach your potential. The atmosphere is uplifting, with modern equipment that complements every fitness level. Plus, the unique fusion of fitness and fun makes each visit feel like a new journey. If you’re in Costa Mesa and looking to maximize your movement, MOXI3 is where you want to be! 💪✨

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AIM Fitness

AIM Fitness
🗺️ 1175 Baker St Suite A5, Costa Mesa, CA 92626
☎️ 909-762-3570
🌐 Website
Sunday: 6 AM–3 PM
Monday: 5 AM–9 PM
Tuesday: 5 AM–9 PM
Wednesday: 5 AM–9 PM
Thursday: 5 AM–9 PM
Friday: 5 AM–9 PM
Saturday: 6 AM–3 PM

AIM Fitness in Costa Mesa is a hidden gem for fitness enthusiasts! The moment I stepped in, I was greeted by an energetic atmosphere and friendly staff. With state-of-the-art equipment and an array of classes—from high-intensity to calming yoga—there’s something for everyone. The trainers here are not just knowledgeable; they genuinely motivate you to push past your limits. I particularly loved the community vibe; it felt less like a gym and more like a supportive tribe. If you're looking to elevate your fitness game, I wholeheartedly recommend checking out AIM Fitness. It's where your fitness journey truly begins!

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The 12 Costa Mesa

The 12 Costa Mesa
🗺️ 140 E 17th St, Costa Mesa, CA 92627
☎️ 949-200-9499
🌐 Website
Sunday: 7 AM–3 PM
Monday: 5 AM–8 PM
Tuesday: 5 AM–8 PM
Wednesday: 5 AM–8 PM
Thursday: 5 AM–8 PM
Friday: 5 AM–8 PM
Saturday: 7 AM–3 PM

Stepping into The 12 Costa Mesa was like entering a fitness playground! The sleek equipment and vibrant atmosphere instantly energized me. I was particularly impressed with their functional training zones—perfect for those who love variety in their workouts. The trainers are not just knowledgeable but also genuinely enthusiastic, creating an encouraging environment. Plus, the group classes are a blast—think high-energy sessions that’ll have you sweating and smiling. Overall, The 12 is a fantastic place for anyone looking to elevate their fitness journey while having fun. Highly recommended for those in the area!

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Body Wise Fitness

Body Wise Fitness
🗺️ 640 Terminal Way, Costa Mesa, CA 92627
☎️ 949-645-6110
🌐 Website
Sunday: Closed
Monday: 7 AM–7 PM
Tuesday: 7:30 AM–7 PM
Wednesday: 7 AM–7 PM
Thursday: 7:30 AM–7 PM
Friday: 7 AM–7 PM
Saturday: 9 AM–12 PM

Stepping into Body Wise Fitness felt like entering a vibrant fitness community! This gem is perfectly equipped with an array of modern machines and free weights, ensuring you can challenge every muscle. The atmosphere buzzes with motivation, and the staff are genuinely welcoming, ready to support your fitness journey. I especially loved their diverse class offerings, from heart-pumping HIIT sessions to relaxing yoga. The facility is impeccably clean and well-organized, making it a joy to work out. If you're searching for a gym that combines expert training with an inviting environment, Body Wise is definitely a top contender in Costa Mesa!

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Innovative Results

Innovative Results
🗺️ 2925 Airway Ave Suite J, Costa Mesa, CA 92626
☎️ 714-469-9338
🌐 Website
Sunday: Closed
Monday: 5 AM–8 PM
Tuesday: 5 AM–8 PM
Wednesday: 5 AM–8 PM
Thursday: 5 AM–8 PM
Friday: 5 AM–8 PM
Saturday: 8–11 AM

Walking into Innovative Results, I was instantly captivated by the vibrant energy and supportive atmosphere. This gym isn't just about lifting weights; it’s a community that fosters personal growth. The trainers are not only knowledgeable but also genuinely invest in your journey, making each workout feel both challenging and rewarding. With an array of classes, from HIIT to yoga, there's something for everyone. The personalized attention ensures you never feel lost, while the fun, friendly vibe keeps you motivated! If you're looking for a place to ignite your fitness, this gem in Costa Mesa is definitely worth a visit!

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24 Hour Fitness

24 Hour Fitness
🗺️ 589 Anton Blvd, Costa Mesa, CA 92626
☎️ 714-751-2724
🌐 Website
Sunday: Open 24 hours
Monday: Open 24 hours
Tuesday: Open 24 hours
Wednesday: Open 24 hours
Thursday: Open 24 hours
Friday: Open 24 hours
Saturday: Open 24 hours

From the moment I stepped into 24 Hour Fitness, I felt the energy buzzing! This gym boasts a vast array of equipment, catering to every fitness level. The friendly staff greeted me with smiles, making me feel right at home. I appreciated the cleanliness of the space and the variety of classes offered—there’s something for everyone! Plus, being open 24/7 means I can squeeze in a workout whenever I like. Whether you’re a night owl or an early bird, this gym has you covered. Overall, it’s a superb choice for anyone looking to elevate their fitness journey in Costa Mesa!

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ERND Performance Center

ERND Performance Center
🗺️ 850 W 18th St Suite B, Costa Mesa, CA 92627
☎️ 949-287-6741
🌐 Website
Sunday: 8 AM–12 PM
Monday: 5 AM–9 PM
Tuesday: 5 AM–9 PM
Wednesday: 5 AM–9 PM
Thursday: 5 AM–9 PM
Friday: 5 AM–9 PM
Saturday: 6 AM–12 PM

ERND Performance Center is a hidden gem in Costa Mesa, blending cutting-edge facilities with a vibrant community atmosphere. From the moment I stepped through the doors, I was greeted by a balanced mix of serious athletes and enthusiastic beginners. The equipment is top-notch, catering to both strength and conditioning needs, while the welcoming staff keeps the vibe positive and encouraging. What truly sets ERND apart is its unique emphasis on functional training and personalized coaching that feels tailored to each individual. If you're looking for a place that inspires you to level up your fitness game, this is absolutely the spot!

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Brutal Republic

Brutal Republic
🗺️ 2950 Airway Ave Ste C-2, Costa Mesa, CA 92626
☎️ 657-232-0777
🌐 Website
Sunday: 8–9:30 AM
Monday: 5 AM–8 PM
Tuesday: 5 AM–8 PM
Wednesday: 5 AM–8 PM
Thursday: 5 AM–8 PM
Friday: 5 AM–8 PM
Saturday: 7–10:30 AM

Stepping into Brutal Republic is like entering a fitness playground for the daring! This gym cleverly combines a hardcore atmosphere with a supportive community. The equipment is top-notch, catering to everything from powerlifting to high-intensity workouts. What really impressed me was the vibrant energy; even on a tough day, the infectious spirit from fellow gym-goers keeps you motivated. The trainers are not only knowledgeable but also genuinely invested in your progress. With classes that make you feel like part of an elite squad, Brutal Republic is an exhilarating challenge for anyone serious about leveling up their fitness game!

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The Strength Co.

The Strength Co.
🗺️ 2075 Newport Blvd Suite 103, Costa Mesa, CA 92627
☎️ 949-534-2006
🌐 Website
Sunday: Closed
Monday: 5:45 AM–8:30 PM
Tuesday: 5:45 AM–8:30 PM
Wednesday: 5:45 AM–8:30 PM
Thursday: 5:45 AM–8:30 PM
Friday: 5:45 AM–7 PM
Saturday: 7 AM–1 PM

Stepping into The Strength Co. feels like entering a powerhouse for fitness enthusiasts. The atmosphere is electric, fueled by passionate trainers who emphasize lifting technique over everything. With a wide array of equipment and a minimalist aesthetic, this gym is all about function over fluff. I loved how the community vibes encourage inclusivity, making it suitable for both beginners and seasoned lifters. The variety of classes offers something for everyone, ensuring that monotony is a thing of the past. If you’re looking to crush your fitness goals in a supportive environment, The Strength Co. is the place to be!

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Ashley JohnsonA
WRITTEN BY

Ashley Johnson

Ashley Johnson is a passionate writer and local enthusiast, deeply immersed in the vibrant culture and diverse offerings of Los Angeles, California. With a keen eye for hidden gems and a love for storytelling, she shares unique insights and experiences that celebrate the City of Angels.Read more

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The Local's Blackbook 📓

The 48-Hour Insider Itinerary to Los Angeles

Join our Explore Los Angeles newsletter and get our 48-hour insider itinerary to the top hidden spots in Los Angeles.

  • Custom 3-stop crawl with QR codes for easy navigation
  • 5 photo-worthy hidden gems (Instagram gold)
  • Insider timing tips: when to go to skip crowds
  • Top spots in your inbox every week
Ashley Johnson
Los Angeles Black Book
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Join our Explore Los Angeles newsletter and get our 48-hour insider itinerary to the top hidden spots in Los Angeles.