Rated Best Personal Trainer & Gym in San Marcos

We help you
Burn Fat, Build Strength & Feel Great

Experience a supportive community that helps you reach your best self through personalized coaching that fits your unique needs - no matter your fitness level or past experience.

Explore Our Programs

Over 2,100 Transformations in North San Diego County

Mike K.

Timeframe: 16 weeks

Stats: Gained 15 lbs muscle

As someone who was always skinny, I struggled to build muscle. The strength training program here changed everything for me.

Sarah M.

Timeframe: 12 weeks

Stats: Lost 18 lbs, gained muscle

I never thought I could transform my body this way. The personalized nutrition plan made all the difference in my journey.

John D.

Timeframe: 8 weeks

Stats: Lost 24 lbs

After struggling with weight for years, I finally found a program that worked for me. The trainers at GFT kept me accountable and motivated.

Jessica R.

Timeframe: 10 weeks

Stats: Lost 15 lbs

After my second pregnancy, I thought I'd never get back in shape. The supportive community here helped me prove myself wrong.

David L.

Timeframe: 12 weeks

Stats: Lost 22 lbs

At 45, I thought it was too late to get in shape. The trainers showed me that fitness is possible at any age with the right approach.

John D. after transformation

John D.

8 weeksLost 24 lbs
Jessica R. after transformation

Jessica R.

10 weeksLost 15 lbs
David L. after transformation

David L.

12 weeksLost 22 lbs
Mike K. before transformation

Mike K.

16 weeksGained 15 lbs muscle

As someone who was always skinny, I struggled to build muscle. The strength training program here changed everything for me.

Sarah M. before transformation

Sarah M.

12 weeksLost 18 lbs, gained muscle
John D. before transformation

John D.

8 weeksLost 24 lbs
Jessica R. before transformation

Jessica R.

10 weeksLost 15 lbs

Are you tired of

feeling intimidated by gyms, making failed attempts, struggling to stay consistent and not seeing life-changing results?

We've created the most Welcoming Fitness Community where you'll feel Supported at Every Step

Join hundreds of members who call GFT "the best decision they've made"

Not Your Average Gym Experience

Join a supportive community where you'll achieve life-changing results.

Expert

Guidance

Our knowledgeable coaches provide genuine care, make adjustments for your unique needs, and ensure your form is always perfect.

Personalized

Approach

Unlike impersonal big gyms, we create custom workouts for your unique body, goals, and limitations - including injury modifications.

Motivation &

Accountability

Say goodbye to inconsistency. Our dedicated coaches works with you on nutrition and hold you accountable to stay on track.

Supportive

Community

Experience a fitness family where you'll truly belong, make friends, and feel welcomed no matter your fitness level.

Join our 30-Day Free Bootcamp!

and experience the perfect blend of personalized coaching, expert nutrition guidance, and a fun, motivating community that keeps our San Marcos members consistent for the first time

The least intimidating place to start your fitness journey

Find Your Fitness Family

Discover the perfect supportive environment for your fitness journey - no matter your experience level.

Supportive Team Training

Feel welcomed and supported while pushing beyond limits in fun, effective group sessions.

Enjoy workouts that are fun and never boring: Strength, Conditionning, and more

Personalized nutrition guidance for optimal results

Motivating accountability to keep you consistent

Monthly progress assessments and plan adjustments

Build friendships with peers on similar journeys

Modifications for all fitness levels and past injuries

Supportive Team Training

Our Fitness Success Stories

Hear what our clients have to say about their fitness journey with Genesis Fitness Training.

Sarah Johnson

Lost 30 lbs in 4 months

"Genesis Fitness truly feels like family. After feeling intimidated by other gyms for years, I finally found a place where I belong. My trainer understood my specific challenges and created a program that actually fit into my busy schedule. This has been the best decision I've made for myself!"

Michael Chen

Marathon runner

"The personalized approach and supportive community at Genesis helped me break through my performance plateau. I've tried many gyms before, but this is the first place that truly holds me accountable and pushes me beyond my limits in a positive way. My marathon time improved by 15 minutes!"

Emily Rodriguez

Corporate professional

"Finding time to work out with my hectic schedule seemed impossible until I joined this fitness family. Their welcoming atmosphere and flexible scheduling made it manageable, and for the first time ever, I've stayed consistent with my fitness routine for over 8 months. Truly life-changing!"

David Williams

Gained 15 lbs of muscle

"After years of frustration trying to build muscle at traditional gyms where I felt lost, the trainers at Genesis designed a personalized program that finally worked for my body type. The community here is amazing - it feels like working out with friends who genuinely care about your journey."

Lisa Patel

Recovered from injury

"I was hesitant after my back injury, afraid to exercise again. The team at Genesis created a safe, effective program with modifications for my condition. Their supportive approach and genuine care helped me regain confidence. I'm now stronger than before my injury and completely pain-free!"

Ready to Make Your Best Decision?

Join Our Supportive Fitness Family

Experience the least intimidating gym to start your journey!

Frequently Asked Questions

Get answers to the most common questions about starting your fitness journey with us

Still have questions? We're here to help you start your fitness journey.