Welcome to Giant of Hackettstown


 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!



    Help spread the word!
    Our Giant Gymnastics community has been amazingly supportive. As we reach out to all avenues as a small business, we are asking for help in a different way this time. GoFundMe has created a Small Business Relief Fund, and we are hoping you can help us reach the larger community by Sharing...
    Closed March 16-22
    Dear Giant Family, It is with a sad heart we have decided to close the gym effective immediately until March 22 to do our part in minimizing the risk of Coronavirus coming to our area. We will continue to evaluate the situation daily. Please understand this was not an easy cho...
    Letter from our owners, Jen and John
    March 14, 2020 Dear Giant Families, While taking the utmost precaution to provide a clean and safe environment for our families and staff, we also believe it is extremely important to maintain some normalcy in such hectic times. It is for that reason that John and I will keep ou...
    COVID19 Update
    LONG but Please read below how Giant is staying proactive in an effort to best serve our community safely! Facility sanitization, cleanliness and safety is always a priority and now more than ever. With the reality that the COVID19 is a current risk in the global community, we want to ...

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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Giant Gymnastics - 2 Locations

We have 2 locations! You are on the Hackettstown location, would you like to go to the Sparta location?

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    FRIDAYS August 2, 9, 16. New time 6:30-7:30. Start those pre-season workouts and be ready!! Time to get ready and in shape for the fall sports, and for you gymnast's its time to get ready for your competitive season!! Come on in and brush up on those routines, don't forget your stre...
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