RiverChase YMCA
6am - 8pm
Branch Hours
| Mon - Thu | 6am - 9pm |
| Fri | 6am - 8pm |
| Sat | 8am - 8pm |
| Sun | 10am - 6pm |
Welcome to the RiverChase YMCA – Your Destination for Health, Fitness, and Community
At the RiverChase YMCA we're more than just a gym—we’re a place where individuals and families come together to improve their health, find support, and connect with their community. From state-of-the-art fitness facilities and group exercise classes to youth programs and swim lessons, there’s something for everyone. Join us today and be part of a welcoming community that’s dedicated to helping you live a healthier, happier life.
Enhance Your Strength in the Functional Fitness Studio
Train smarter in our Functional Fitness Studio! Designed for all fitness levels, this space offers functional training equipment, such as kettlebells, resistance bands, and plyometric boxes, to improve strength, agility, and mobility.
Swim and Play in Our Indoor Aquatic Center
Make a splash at the RiverChase YMCA Indoor Aquatic Center! From lap swimming to water aerobics and family swim time, our temperature-controlled pool is perfect for all ages. Join us for swim lessons or aquatic exercise classes today.
Strengthen Your Body, Soothe Your Mind: Find Your Zen Here!
Find your balance in the serene Mind & Body Studio. Whether you’re strengthening through yoga, unwinding with Pilates, or centering yourself with meditation, our studio provides the perfect space to recharge your mind and body. Experience peace, flexibility, and strength in every class.
Ride Strong in Our High-Energy Cycling Studio
Feel the burn in our high-energy Cycling Studio! With top-tier stationary bikes and motivational classes led by certified instructors, you’ll experience a full-body workout that improves endurance, burns calories, and strengthens your core.
Train in Our State-of-the-Art Fitness Center
Achieve your fitness goals at the RiverChase YMCA Fitness Center! Equipped with state-of-the-art cardio machines, strength training equipment, and free weights, our space supports all fitness levels. Join us for personalized support and a healthy lifestyle.
Hit the Court
Step onto our courts at the RiverChase YMCA! The Y offers two full-sized Basketball Courts that are perfect for pick-up games, youth sports leagues, pickleball tournaments and more. Whether you're a beginner or a seasoned player, there’s a spot for everyone at the Y.
Plan Your Next Summer Pool Day
Make a splash at the RiverChase YMCA's Outdoor Aquatic Center! Dive into summer fun with features for the whole family, including a zero-entry pool, water slides, and a splash pad for kids. Relax poolside, swim laps, or join us for exciting water activities and events all summer long.
RiverChase YMCA Amenities
- Cardio & Strength Training Equipment (open)
- Free Weights (open)
- Group Exercise Classes (open)
- Certified Personal Training (open)
- Locker Rooms (open)
- Indoor Pool (open)
- Yoga & Mind Body Studio (open)
- Child Watch (open)
- Functional Training Studio (open)
- Cycling Studio (open)
- Aquatic Group Exercise (open)
- Hot Tub (open)
- Indoor Track (open)
- Pickleball Courts (Indoor) (open)
- Gymnasium/Basketball Courts (open)
- On-Demand Les Mills Workouts (open)
- Body Composition Analysis (open)
- Youth Fitness (Ages 9+) (open)
Child Watch
Group Exercise
Indoor Pool
Water Fitness
Gym
Sports for All
From basketball to soccer to volleyball, YMCA youth sports teach teamwork, build skills, and inspire confidence—all while having fun!
Summer Fun Starts Here
Get Amped for Camp! Keep your kids active, engaged, and inspired this summer with themed activities, swimming, outdoor fun, and lifelong memories at Y Summer Day Camp. Weekly adventures are available for kids ages 5-12.
Pools, Programs, and Pure Fun
Whether it’s swimming lessons, lap swimming, or water fitness, our pools offer something for everyone—all at the O'Fallon Y! Dive into health and fun today!
Convenient Care, Endless Fun!
From morning workouts to keeping the kids active when school's out, Y child care programs are designed with busy families in mind. The Y offers safe, engaging child care so you can focus on what matters most.
Thrive at Every Age
The Y is a great place to build relationships and connect with members of your community. We offer day trips, monthly potlucks, clubs—for games like bridge and chess, and so much more for those looking to get involved socially and make new friendships.
Host Your Event at the Y!
Room Rentals
Availability: Mon–Thurs: 12–8 PM, Fri: 12–7 PM, Sat: 10 AM–7 PM, Sun: 12–5 PM
Pricing: Members: $30/hr | Non-Members: $60/hr (2 hr min + $25 non-refundable fee)
Pool Parties
Schedule: Sat: 3–6 PM (Swim: 3–4:30 PM) | Sun: 1–4 PM (Swim: 1–2:30 PM)
Pricing: Members: $175 (YMCA membership required + $25 non-refundable fee)
Ready to book?
Email tina.sullivan@gwrymca.org or stop by the Y to complete your application today!
Join Our Book Club
Join us at Book Club! We meet on the last Wednesday of every month from 12:00 - 1:00 pm. Due to the holiday, our November meeting will be on the 3rd Wednesday (no meeting in December). Bring your own lunch. Please note that this is a members-only activity. Registration is not required but you're welcome to by emailing Tina Sullivan at tina.sullivan@gwrymca.org.
- January 29: Nightwatching by Tracy Sierra
- February 26: The Briar Club by Kate Quinn
- March 26: The 100 Year Old Man Who Climbed Out the Window & Disappeared
Book titles are chosen by the group; suggestions are always welcomed.
Schedule a tour, fitness orientation, free personal training consultation, and more at the RiverChase YMCA.
Schedule a Tour
Schedule a Fitness Orientation
Schedule a Free PT Consultation
Follow Us on Social
Stay Connect
Meet Our Team
Anne Hays
Associate Executive Director
Tom Verheyen
District Vice President
Milli Matronia
Senior Program Director
Membership, Health & Wellness
Dominique Moser
Senior Program Director
Child Care & Sports
Merrilee Biggs
Senior Program Director
Aquatics, Health & Wellness
Tina Sullivan
Business Manager
Find Upcoming Events
Our Y is more than a gym.
When you give to the Y, you support critical programs and services for young people, adults and families who need them the most.
From ensuring everyone has access to chronic disease prevention programs, to teaching people life skills in our Safety Around Water program, your contributions allow everyone to access the resources and support they need.