BECOME A BETTER YOU.

Through accountability we help you build confidence and good habits to reach your goals.

LIFE IS BEST WHEN YOU FEEL YOUR BEST.

No more aches and pains. No more boring workouts. No more afternoon crash.

Option 1

Start Today, Feel Better Tomorrow

Take the first step to a better you today and schedule your free intro

We want to learn about you. One of our world-class, certified coaches will tell you how we can help you reach your fitness goals.

or

Option 2

Learn How CrossFit Fortius South Can Help You

See our facility, meet our coaches, and hear from our members!

We pride ourselves in the supportive, accountable community we’ve built here at CrossFit Fortius South

FEEL BETTER, HAVE MORE ENERGY, & GAIN CONFIDENCE

Be Accountable --> Empower Yourself --> Create Momentum

  • Don't Be Afraid

    I've been doing CrossFit for 2 years now. The first year and half, I was attending a different box. I wasn't consistent to the classes and disliked going b

    edna gutierrez-valdovinos
  • No Better Place!

    You won’t find a better place in San Diego to work out!! Great instructors and the best people to work out with!!

    javier llamas
  • From Jersey

    I am visiting from Jersey and dropped in for a workout. Got my butt kicked and had a blast. C Lo stayed after with me and helped me with my muscle ups, sup

    krista como
  • Family

    Best damn gym out there. When you're here, you're family. No other way to explain it.

    mike maldonado
  • Instantly Sold

    I originally visited in search of a new gym. Although I could have gone and dropped in at the well known crossfit boxes out here in San Diego, I decided to

    monica allen
  • All Fitness Levels Welcomed

    This is an EXCELLENT CrossFit Gym. CrossFit Fortius South is more much than a gym, its a community of people who are there to get better with their fitness

    paola velasquez
  • Warm Welcome!

    From the moment you walk into CrossFit Fortius South, you're greeted by its staff and members alike with a warm welcome and made to feel right at hom

    stephen ureña

You won't find gimmicks, fads, or negativity here.

Are you ready to finally stop chasing the "quick-fix" and work hard with a group of positive, driven people?

01.

Schedule Your Free Class

Use the button below to select a class time that fits with your schedule.

02.

Try it Out

Here we'll show you around and answer any questions you may have. Moreover, you will get to workout and surround yourself with positive people who are in this fitness journey along with you.

03.

Feel & Be Better

Show up and do the work which will lead to a happier and healthier life.

Schedule My Free Intro!

The Only CrossFit Gym In San Ysidro

We're more than just a CrossFit gym. Whatever you're looking for, we have it.

START TODAY FEEL BETTER TOMORROW

We know walking through the door is the hardest part. You take the first step and we’ll meet you where you are.