It is our goal at Giant Gymnastics to provide a warm and nurturing environment in which to educate our students of all ages on leading a fit and healthy lifestyle.


We strive to provide a safe and fun atmosphere for our students to learn, play, and grow through gymnastics and other related activities.  Giant Gymnastics and its staff members encourage their students to grow not only physically, but socially as well.  Members are given opportunities to build fit bodies and minds every day!

With 2 Locations, you will be sure to find the program that is right for you and your family.  Let us be the first to welcome you to Giant Gymnastics!


Choose Your Location By Clicking Above

To Learn about Each of our Gyms!


    Just 4 tickets for Kelloggs Tour available!
    Just 2 Silver and 2 Gold tickets left for the Kelloggs Tour of Champions! Email or call to reserve before they are sold out! sparta_office@GiantGymnsatics.com ...
    Friday Open Gym 7-8:30pm!
    This Friday, September 23rd, our "Muscle of the Month" Open Gym will be from 7-8:30pm! This BONUS half hour is in honor of National Gymnastics Day this past Saturday, and the cost will remain $10 members, $15 non-members. Pre-Registration is required. Ages 6 and up. Register on...
    National Gymnastics Day TOMORROW!
    Join us tomorrow for National Gymnastics Day!!! 1-3pm Free and Open to the public! 1-1:30pm Boys Trampoline Clinic 1:30-2:30pm Games and prizes 2:30-3pm Girls Trampoline Clinic ...
    Tonight's Trampoline Clinic FULL! Open Gym CANCELED!
    Tonight's trampoline clinic is now full! Visit us for National Gymnastics Day tomorrow for a taste the clinic- Boys 1-1:30 and Girls 2:30-3. ***TONIGHT'S OPEN GYM IS CANCELED! Please preregister by Thursday night in the future so we know it can run. *** ...

Online Store

Click Here to access our online store for our latest merchandise, gift certificates and special deals from Giant Gymnastics!

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USA Gym Club

usagymclub.com is a site developed by USA Gymnastics to share resources with parent of gymnasts or those who might be interested in getting their children involved in the sport of gymnastics.  usagymclub.com gives parents one place to go to get answers to all of their questions and – through the forum – ask questions of their own.

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Recent Offer

Sign up for classes September through December and SAVE 10%!

Must be paid in full by August 25th.

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Employment Opportunities

Giant Gymnastics of Hackettstown and Sparta are seeking experienced girls/boys compulsory and option...


    Giant Gymnastics of Sparta will be celebrating 5 years this July! To celebrate, and thank our surrounding communities for becoming a part of Giant Gymnastics, We're hosting a BIG Celebration Day! We'll reveal our Store's New Name and the contest winners with a Ribbon Cutting Ceremony ...
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