Come Experience NitroFlex

Ready to experience NitroFlex Fitness Gym? Claim your day pass, ask a question, or visit our gym in Chester, NJ.

Family-Owned & Community-Focused

Expert Coaching & Personal Support

Complete Fitness Experience

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New Guest Day Pass

(New members)

Try NitroFlex for the day and receive a complimentary fitness consultation with our team to talk through your goals and help you get the most out of your visit (consultations by appointment only).

Contact Us

Contact Our Team

Have questions? Contact NitroFlex, and our team will help you find the information or training option you need.

Connect With NitroFlex

Follow us for class highlights, training tips, workouts in action, community events, and a closer look at everyday life inside NitroFlex.

Family-Owned & Community-Focused

Expert Coaching & Personal Support

Complete Fitness Experience

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Visit NitroFlex Fitness Gym

NitroFlex Fitness Gym is conveniently located on Route 206 and welcomes members from Chester, Long Valley, Mendham, and surrounding Morris County communities.

Visit Us

169 Route 206 North
Chester, NJ 07930

Gym Hours

Monday–Thursday: 5:00 AM–10:00 PM
Friday: 5:00 AM–9:00 PM
Saturday–Sunday: 7:00 AM–6:00 PM