American Ninja Warrior gym in Maple Grove, MN

Reviews from Google & Facebook

Ninjas United

American Ninja Warrior gym in Maple Grove, Minnesota.

See reviews from Google & Facebook


Our friendly coaches and staff are ready to help you! We offer open gym on weekends. Those looking for more structure, we offer classes. Schedule a class or open gym session online today. You can also stop by to look around any time during business hours.

At Ninjas United, our obstacles vary in difficulty. We have designed our obstacles and trained our coaching staff to encourage small, measurable improvements. This consistent progress leads to increased confidence and the ability to take on more challenges! You can try just one class or open gym!

Parties, Camps, & Nerf 

Our parties, outdoor camps, and Nerf battles allow kids to physically express themselves! Our parties are in high demand, so reserve your party today! Our summer camps are super amazing as you can see in the video below. Do you want a Nerf birthday party or join a weekend Nerf game? Check out the Nerf link below. 

Is your child ready to train to be a true ninja athlete? Our coaches give them the tools they need. Ninja Warrior training is becoming the new sport! Who knows, maybe you will join our team and represent Ninjas United!



We pride ourselves on safety and coach supervision. All of our activities start with a focused warm-up to minimize the risk of injury.


Our coaching staff design new and exciting workouts, movements and obstacle courses for all age ranges! We have over 50 Ninja obstacles!

Experience our $15 Open Gym

We have honed a gym layout so that all participants can enjoy the same space at the same time. Our obstacles range from easy to hard. We have 4 different height Warped Walls along with 50+ other Ninja obstacles.



Join us for daytime classes and open gym! Run by one of our very best coaches.


Test your ninja skills, and gain friendships. We offer a wide range of options!


Join us for a fun, casual experience with your group of kids.


A 1200 sq. ft. play area for ages zero and up! COMING SOON!


Let’s get those young ninjas started on the right path to balance and agility!


Pizza, NERF & Ninja obstacles in one amazing night!

Ninjas United LLC

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