Apr, 2025

Sun
Mon
Tue
Wed
Thu
Fri
Sat
Mar 30Mar 31
250331
1
250401
2
250402
3
250403
4
250404
5
250405
6
TRAVIS L
7
250407
Sandie
8
250408
Anthony k
9
250409
10
250410
11
250411
Johnny
12
250412
Hudson
13
Dan C
14
250414
15
250415
16
ANDI
Stephen
17
250417
18
250418
19
CF OPEN 15.4
2021
250421
22
250422
23
250523
24
FIGHT GONE B...
25
260425
26
250426
2728
250428
29
250429
Annie
30
250430
May 1
250501
May 2
250502
May 3
250503
530-217-3154
G-Theory CrossFit
345 Sacramento Street Unit-G
Auburn, CA 95603 (view larger map)


4.8

32 reviews

Matthew Smith


5 months 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 I

Loren Schneider


3 months ago

G-Theory CrossFit is the kind of gym where you can tell people genuinely care. The coaching is thoughtful and approachable, with clear explanations and intentional scaling options so everyone can train hard at their own level. The workouts are ch

Kris Janssen


2 years 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

Claudia S


a year 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

Bradley Cavallo


2 years 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