Small Gym Software: Daily Blog, Results and Workout Database, Scheduler,
Simple Website Management, No setup Costs, Membership Status Maintenance.
This RxGym website requires
javascript
to work properly.
Please enable
javascript
in your browser.
G-Theory CrossFit
345 Sacramento Street Unit-G
Auburn, CA 95603
530-217-3154
WOD Blog
Wed, Dec 3 2025
Happy Birthday:
kimberlyn
Most Recent Benchmark
:
251105 - Diane
on
Nov 5, 2025
(65 days ago)
Whitney
251203
85, 115, 135 Rx
Carly H
251203
125 / 145 / 165 Rx
Jacob
251203
95 / 225 / 255 Rx
Jacob
Back Squat Max
255 Rx
Sandie
251203
105 all back squats at home Rx
Dasha
251203
95/120/135 Rx
With Halley! 💜
Angela A
251203
85,105,125 Rx
Greg A
251203
95,165,165 Rx
Focused on form
Robyn S
251203
35 Rx
530-217-3154
G-Theory CrossFit
345 Sacramento Street Unit-G
Auburn, CA 95603 (view larger map)
Write a Review
4.8
31 reviews
Matthew Smith
a month ago
I’ve been part of a handful of gyms over the years, and G Theory CrossFit has been the best! The community is amazing, and whether you’re new or experienced, you instantly feel welcomed. It honestly feels like a family, which is something Iâ€
Claudia S
10 months ago
I heard about this gym while I was in physical therapy for a shoulder impingement. I quickly learned that it is through exercise and movement that injuries heal - not through non-movement. Ginger and all the excellent coaches provide alternative
Kimberly Dougherty
7 years ago
I am a beginner at crossfit and was a bit scared about how things were going to go for me with it. I LOVE IT! Ginger is a great instructor. She cares about teaching the basics so you learn the proper forms. Everyone that I have met there is suppo
Bradley Cavallo
a year ago
I've been doing CrossFit for about two years now and have tried out several different gyms. G-Theory is outstanding-- coaches are more attentive and knowledgeable about proper form and mobility than any other gyms I've tried. Lots of personal a
Kris Janssen
a year ago
Coach Ginger, owner of G-Theory, has literally changed my life. As a 66 year old woman, I entered Cross Fit with some trepidation. It didn't look like other gyms. There were no machines plugged into outlets and all around me were weights, barbel