*** Your first two classes are free!! ***


We are missing our peeps so much! Per governors orders, our studio classes are cancelled until at least May 4th. We are still offering personal training and group training sessions on ZOOM, and are in the process of putting together virtual class content that you can do at home. Stay tuned!! We can't wait to be back in the studio with you all!!


Bag Boxing at Castor Fitness


Strong mind-Strong body!

  • Investing in your health is the most important thing you can do for yourself.  CASTOR FITNESS, created by expert trainer, body builder, and boxing coach, CASTOR GUZMAN, is a collaboration of 20 years of experience, knowledge, and passion.


Make it personal!!

  • At Castor Fitness, we motivate each other, punch together, sweat together, and push each other. There is no judgment at Castor Fitness. We will meet you where you are, and help you get stronger, leaner, and healthier. All ages, all walks of life, all fitness levels are welcome.  We believe in consistency AND balance. When working out is this much fun, you won't want to miss a class.


What we offer...

  • Bag Boxing
  • Castor's Fight Club, (Parkinson's Boxing) 
  • TRX/Core classes
  • Personal Training (Functional training, strength training, TRX, one on one boxing, and more)
  • Body Building coaching for competition
  • Sports and team training and conditioning both on and off season

 See our CLASSES section for a detailed description of classes, and our current schedule.  Join our tribe today and start investing in your health. Your first two classes are FREE!!


7995 Northeast Day Road West, Bainbridge Island, Washington 98110, United States

360-328-8661 castor@castorfitness.com

Contact Us