CrossFit Sanitas: CrossFit Gym

Looking for the best CrossFit gym in Boulder? CrossFit Sanitas has been voted Boulder’s #1 CrossFit gym since 2016! Whether you're new to CrossFit or a seasoned athlete, you’ll love our 50+ weekly coach-led classes, expert programming, and welcoming community.

We offer more than just workouts – enjoy access to a cold plunge, sauna, nutrition coaching, and recovery support to help you get stronger, leaner, and feel your best. If you’re searching for a top-rated CrossFit gym in Boulder, CrossFit Sanitas is the place to be!