Downtown Hailey, Idaho · First class free
Hailey's Gym for Jiu-Jitsu, Boxing, Strength & Recovery
Train real skills. Get seriously strong. Recover like an athlete — all under one roof in downtown Hailey.
Most people quit gyms because gyms are boring. Nobody quits learning to fight.
Proof it works
What Members in the Wood River Valley Say
5.0 · 17 Google reviews
Reviews from our Google Business Profile for API - Anderson Performance Institute in Hailey, Idaho. Read all reviews on Google.
Anderson Performance Institute (API) is a gym in downtown Hailey, Idaho offering jiu-jitsu, boxing, kickboxing, and strength & conditioning classes for adults and kids — plus a full Recovery Zone with cold plunge tubs, infrared and traditional saunas, and red light therapy. Located at 101 N Main St in the heart of Hailey, we serve the entire Wood River Valley, including Bellevue, Ketchum, and Sun Valley. Whether you're stepping on the mat for the first time or training for competition, your first class is free.
Pick your path
What Do You Want to Get Good At?
Six programs. One membership-friendly gym. Every one of them starts with a free class.
Jiu-Jitsu Classes in Hailey
Learn to control a bigger, stronger opponent on the largest grappling mat in Idaho.
Boxing Gym in Hailey
Punch, move, and breathe like a fighter in a real full-size boxing ring.
Kickboxing Classes in Hailey
Burn through a workout you'll actually look forward to while you build real striking skill.
Strength & Conditioning in Hailey
Get strong enough for ski days, trail days, and everything you carry in between.
Recovery Zone in Hailey
Cold plunge, two saunas, and red light therapy so your body bounces back faster.
Kids Music, Movement & Gymnastics
Your youngest kids build coordination and confidence while having a blast.

You're in good hands
Walking in the first time is the hardest part
Walking into a martial arts gym for the first time is intimidating. We've spent 30 years making sure it isn't here. No egos, no hazing, no assumptions about what you can already do.
- • Founder Lee Anderson began training with the Gracie family around 1988
- • U.S. Open jiu-jitsu champion
- • 30 years teaching martial arts in the Wood River Valley
- • Home of the largest grappling mat in the state of Idaho
- • A full-size boxing and kickboxing ring
As featured in Wood River Weekly.
Meet the CoachesHow it works
Starting Is Simple
Three steps from curious to training.
- 1
Try a free class
Tell us your goals and we'll match you to the right program.
- 2
Get your game plan
A coach builds your starting point, whatever your level.
- 3
Train, recover, transform
Get stronger every week and recover like an athlete.

Recovery Zone
The most complete recovery setup in Hailey
Cold Plunge Tubs
Blunt the soreness after hard training days.
Traditional Sauna
Dry heat, high temperature, deep sweat.
Infrared Sauna
Gentler heat that penetrates at lower air temps.
Red Light Therapy
10–20 minute sessions used for recovery.
Local
Serving Hailey and All of Blaine County
API sits at 101 N Main St in downtown Hailey — the old LL Greens building. We're 10 minutes from Bellevue and 15 minutes south of Ketchum on Highway 75, which makes us an easy drive for families and athletes across the Wood River Valley: Hailey, Bellevue, Ketchum, Sun Valley, Carey, and all of Blaine County, Idaho.

Answers
Questions People Ask Before Their First Class
Do something today you'll be proud of tomorrow.
Your first class is free. Call (208) 886-5646 or book online and we'll see you on the mat.
Or call us at (208) 886-5646 — 101 N Main St, Hailey, ID 83333
Proudly serving Hailey, Bellevue, Ketchum, Sun Valley, Carey, and all of Blaine County, Idaho.