Results-driven training for all levels 💪 | Expert coaches | Central Boulder facility with sauna & cold plunge | CrossFit + strength & endurance classes.
Learn more: https://crossfitsanitas.com CrossFit Sanitas is a gym in Boulder focused on creating a fun, effective workout for all levels. Whether this is your first time working out in a gym or you're looking to PR your IronMan, we have the right workout for you! Your first class is free! Contact us today to get started!
06/04/2026
Support CFS members Susan Steckler & Justin Ferland this Friday!!!
WHAT: NoBo First Friday Art Walk - Galleries, Market, Music, and Food
WHEN: Friday, 6/5/26 from 6 - 9 PM.
WHERE: 4871 Broadway, at the NW corner of Broadway and Front Range Blvd.
WHO: Susan Steckler and Justin Ferland will be showing and selling their art, along with dozens of other NoBo Art District members.
Please join us for a fun Friday evening!
🐶 Looking for a new best friend? 🐶
Our member Ben Marbach and his fiancée have been fostering an adorable litter of puppies that will be ready for adoption in about a week and a half!
All puppies will be:
✅ Spayed/Neutered
✅ Up to date on vaccinations
✅ Ready for their forever homes
If you’re interested or have questions, send us a DM or reach out to Coach Shaye or Coach Sara-Marie!!! Or ofcourse- Ben!!!
Help us spread the word and find these pups the loving homes they deserve! ❤️
🌊☀️ FIELD DAY & CREEK PLUNGE IS THIS SATURDAY! ☀️🌊
Trade the gym walls for sunshine, fresh air, and a morning of fitness and fun at Eben G. Fine Park!
We’ll tackle a partner workout featuring running, field fitness stations, and plenty of opportunities to cheer each other on. Then, cool off with a creek plunge after the workout (optional… but highly encouraged 😎).
📍 Eben G. Fine Park
📅 Saturday, June 6
⏰ Waves start at 8:00am, 8:30am, and 9:00am
✅ Partner workout
✅ Running + fitness stations
✅ Creek plunge
✅ Bagels after
✅ Family, friends, and kids welcome (FREE!)
Bring a towel, and if you’d like to hang out afterward, bring a blanket and snacks too.
⚠️ No classes at the gym on Saturday mornin
05/30/2026
Our MAY Member of the Month Dave Hartzell!!!!
For 8 years, Dave has shown up with a cup of coffee in one hand, ready to back squat, deadlift, or bench. His consistency, kindness, and willingness to jump in and help others never go unnoticed. He always brings a great attitude and has been a steady part of what makes the Sanitas community such a special place!
05/25/2026
SANITAS TEAM!!!! If you are taking on Bolder Boulder tomorrow and want to run with the crew, we are meeting at JANUARY COFFEE at 8am!!!!!
DM or message this account so we can get a head count!!! There’s a sign in on Wodify as well with Sara-Marie’s number in it!! Text her to confirm or with any questions!!!!!
05/08/2026
Join us TOMORROW SATURDAY 5/9 for a PARTNER WORKOUT @ centennial middle school!!!!
Tomorrow 5/9 Schedule:
8am & 9am CrossFit
10:30a endurance at centennial middle school!!!!
We will be bringing Dumbbells from the gym!! Feel free to bring your own weights!!!
04/30/2026
Congrats to our April Member of the Month Mickey Thompson💛💛💛
Her energy is contagious—if someone walks in low, she’s the one who lifts (😉) them up. Her consistency, positivity, and pride in the Sanitas community are unmatched. She truly embodies what it means to be part of this gym!!
We took on Mickeys workout on Monday
“Hey Mickey”
5 Rounds for Time
200 Run
8 Push Press
19 Back Squats
04/29/2026
Coach Zac is headed to Alabama this weekend to take on Magic City Semifinals!!! When you see him, wish him the best of luck🌟
Top masters from the Quarterfinals compete over three days to qualify for the Age Group CrossFit Games, with the competition streamed live on FloElite.
Here is a link to the leaderboard to follow along with him this weekend: https://competitioncorner.net/ff/19707/results
Ed Burns is a previous longtime Sanitas member who is also competing this weekend!! Ed’s heat times included!
Magic City Semis
All times Central
Friday
Zac - Crossplex, 11:12-12:44 (Naughty Nancy)
Ed - Bill Harris, 1:11-1:45 (Semi Nate)
Zac - Bill Harris, 4:40-5:52 (Semi Nate)
Saturday
Ed - Bill Harris, 8:00-8:30 (Tie Down)
Zac - Bill Harris, 11:24-12:28 (Tie Down)
Ed - Crossplex, 12:52-1:26 (The Commute)
Zac - Crossplex, 4:40-5:52 (The Commute)
Sunday
Ed - Bill Harris, 9:23-9:38 (Regionals 14.7 Reloaded)
Zac - Bill Harris, 11:13-11:48 (Regionals 14.7 Reloaded)
Ed - Crossplex, 11:59-12:20 (Semi-Gwen)
Zac - Crossplex, 2:22-3:09 (Semi-Gwen)
Here is th
04/23/2026
Join us this Saturday @ Centennial Middle School for a fun endurance partner workout!!!
Saturday classes will have 8am & 9am CrossFit at the gym! Endurance at 10am at the track!!!
Bring gloves & knee sleeves for some support!!!! See you there 😁😁😁
04/22/2026
Never leave a workout with giving a few fist bumps out first!!! 👊🏽
| Monday | 5:30am - 8pm |
| Tuesday | 5:30am - 8pm |
| Wednesday | 5:30am - 8pm |
| Thursday | 5:30am - 8pm |
| Friday | 5:30am - 7pm |
| Saturday | 8am - 12pm |
| Sunday | 9am - 12:30pm |