family-owned business that genuinely cares about each member, valuing you on a personal level. We foster a supportive, family-like atmosphere where motivation and encouragement are part of every workout. With state-of-the-art equipment, a spacious turf area, sauna, lockers, and water fountains coming soon, we provide everything you need to skip the long waits and focus on your fitness journey. Here, you’re not just a member—you’re part of a community dedicated to pushing you toward your goals.
Phone: (909) 933-4999
Closed now
- Sat 7:00 AM - 7:00 PM
1520 N Mountain Ave Ontario, CA 91762 ·2154.14 mi
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Reviews
yelpI want to start by saying that before joining Fit Nation, I had never stepped foot in a gym. After losing over 40 pounds, I knew it was time to focus on getting stronger, but I was honestly...
MoreI just found this gym on Friday and was very interested machines look awesome place looks dope But I just can't give gyms good reviews that charge for a day pass... To me it's a BS money grab...
Morehaven't been to this gym since they first opened in september of 2025. Today was different, nearly 10 new pieces of equipment and a SAUNA. close by my house and checks off all the boxes,...
MoreWalking in is like a breath of fresh air! It is a complete vide in here! The owner Got Movement for sure! lol In all seriousness, you absolutely get what you pay for here. I've been to every...
MoreFNG is my new, House of Gains. They have equipment you will not find in a commercial gym, which is one of the highlights of FN, that and it never being packed, which I suppose is a gimme for a...
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