Stone Core Ninja Fitness Academy

Solano County’s American Ninja Warrior Juniors Gym

Stone Core Ninja Fitness

Military Veteran Owned!

Holistic Youth American Ninja Warrior Style Training.

Why train here?

Boost your Fitness


Mindful Training


Core strength


Let’s Get Started

Fill Out a Waiver Below!

What happens tomorrow starts today!

Come visit us!

SUNDAY: For Birthday Parties Only
Monday: 4:30pm-7:45pm
TUESDAY: 3:30pm – 7:00pm
WEDNESDAY: Birthday Parties Only
THURDAY: 3:30pm – 7:00pm
FRIDAY: For Birthday Parties Only
SATURDAY: 10:00 am-12:00 pm

At Stone Core Ninja Fitness, we offer a genuine fitness experience inspired by the TV show, The American Ninja Warrior. Come join our team and live your dream!

Call or Text us (707) 450-7802 821 Texas Street, Fairfield California, 94533
“Parking lot is in the back. Come in through the back door.”