Why Principia?

Established in 2017, Principia CrossFit is one of the fastest growing CrossFit gyms in Boise and Meridian. In 2019, Principia CrossFit became a finalist in the Best of Treasure Valley, earning Principia CrossFit the title of The Best CrossFit Gym in the Treasure Valley. Our motto, “An Object In Motion…” lays out our goal: we work to help people increase their functional movement so that they can continue to move throughout their lifetime.

Our program focuses on combining strength, cardiovascular endurance, and mobility to help you function at your peak performance every day.  All of the movements in our classes can be scaled to any ability level, meaning anyone can to CrossFit!  Just show up, and we will take care of the rest.  We offer specialized fitness regimes for beginner CrossFit athletes, to competitive CrossFit athletes, and everyone in-between. 

Our coaches are here to ensure our athletes are moving safely and efficiently, while providing encouragement and intensity to every workout.  At Principia CrossFit, we are more than just a gym; we are a community of athletes.  When you come in to workout, you will be greeted by friends who will encourage you and push you to accomplish more than you thought possible. 

Principia CrossFit

If you are ready to start making changes and realize your potential, come join us!