Ontario, CA

Ontario, THE GYM

No fluff. No corporate BS. Just pure iron and American muscle culture since 1985.

Hours

24 hours a day / 7 days a week

Address

130 W G st

Ontario, CA 91762

THE GYM is a cut the fat NO FLUFF, culture driven concept Est. 1985.

THE GYM is among the fastest-growing fitness brands in the United States! Currently, THE GYM has nine locations. Our foundation is focused on three basic principles: Mental Health, Physical Health, and the idea that everyone has Freedom of Choice. We believe and advocate these principles to improve the lives of the people we serve. We have stood with these principals since day ONE.

At THE GYM, we believe the best way to achieve mental and physical health is through the freedom of choice and a gym culture that is driven by YOU!

Why should I partner with THE GYM?

The History

The TG brand is different, we are woven into the DNA of American bodybuilding. Our history takes us back to a time when gyms weren’t ruled by Investment Bankers and life revolved around the weight room! 💪

The Movement

Our members & Brand partners are the secret sauce that bond our communities together! with over 40 years of experience in the fitness industry, We know what it takes to WIN! and WIN BIG!!

The Promise

We are ambassadors of freedom, We believe in maintaining the power of choice for our Brand partners. With that being said we used the United States Constitution as template for Freedom within YOUR business.

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About THE GYM Ontario, CA

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Ontario, it’s time to level up—TG The Gym Ontario is officially open! Known for its hardcore vibe and community-driven energy, TG The Gym has landed in California, bringing the ultimate fitness experience. Whether you're chasing gains, crushing cardio, or just need a space that fuels your motivation, this is the place to be. TG The Gym is where legends are made—and now it’s your turn. Doors are open, the energy is electric, and the grind starts now. Come through and experience fitness like never before. Ontario just got stronger—are you in?

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Each TG | THE GYM Location is independently owned and operated