​"Prime Fitness Training, a full-service gym in Hillcrest, San Diego is clean and equipped with all of the essential equipment to meet your needs and is 24/7 accessible to members.  Stop in for a personal tour and see for yourself. *Staffed hours can vary but typically the club is staffed from 8am-8pm Mon-Fri and 9am-2pm Sat. Please call or message beforehand to ensure that a staff member will be present." 
​ 
Keith Diedrich,
​Owner

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24/7 Access Gym

Equip yourself with unlimited access to a complete, clean, friendly neighborhood boutique gym. 

Personal Training

Invest in yourself with results-based 1-on-1 training, nutritional guidance, motivation and support. 

Rehabilitative Exercise

Don't allow a nagging injury to keep you out of the gym. Learn how to safely and confidently progress with direction from one of our professional trainers.

Take a Tour

"Keith’s nutritional guidance played a principal role in shaping and influencing my nutritional habits.  He introduced me to MyFitnessPal, an application on your phone that makes tracking your food almost effortless.  Recording and monitoring my nutritional intake made a world of a difference!" ~ Jonathan Seaman