Knuckle Up

Knuckle Up is a boxing gym in Vallejo, Solano County, focused on helping members build fitness through boxing, Muay Thai and Tae Bo. We welcome everyone, whether you're just starting out or have been working out for years, and our instructors are known for being informative, helpful and always encouraging.

Our classes are designed to make conditioning feel engaging rather than repetitive, so you never have to settle for the usual treadmill routine. Our atmosphere is friendly from the moment you walk in, and our members often tell us our staff makes all the difference in their progress.

We keep our pricing fair and our coaching high-quality, so you get real value for your membership. Ready to get started?

Call or stop by to join us and see for yourself what a positive, supportive training environment can do for you.