411 E 5th St, O’Fallon, IL 62269

O’Fallon Aquatic Center

(618) 206-4392

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The Aquatic Center opens May 23, 2026 for the season!

Facility Information


The Aquatic Center features:

Leisure Pool with zero-depth entry.
Spray Features
Vortex Pool
Two Slides
Ninja Crossing
6-Lane Lap Pool
Diving Board with Pavilion cover
Concessions
Two Family locker rooms

Pool Hours:

Weekdays: 1pm – 7pm (Starting the week of August 10th, the facility will move to being open on weekends and holidays only)

Weekends: 11am – 5pm

Holidays: 11am – 5pm (Memorial Day

Lap Swim/Senior Swim: Monday-Friday 12pm-12:55pm (5/27-8/14)

We will close at 5pm on the following dates for O’Fallon Breakers Swim Meets: June 4th, 9th, 16th, 18th, 30th, and July 7.

The pool will close at 5pm on O’Fallon Breakers Swim Meet days.


General Policies of the O’Fallon Aquatic Center

  • 1. Failure to follow these policies from the Aquatic Center staff may result in the removal from the facility.
  • 2. Report all injuries immediately to facility staff.
  • 3. Children 10 and under must be accompanied by an adult.
  • 4. No outside food, drink, or coolers are allowed in the Aquatic Center.
  • 5. No food or drink in the pool or on the pool deck, except in the designated food area (no glass containers).  Chewing gum is not allowed on premises.
  • 6. Feeding of infants is restricted to liquids in non-breakable containers (no glass).
  • 7. Those suspected of being under the influence of alcohol or controlled substances will not be allowed to enter the facility and will be asked to leave if already inside.
  • 8. Proper swim attire is required by public health department code. No street clothes, athletic shorts, sports bras, cutoff jeans, etc.
  • 9. No running, pushing, or dunking. No rough or loud play. No throwing of persons or pyramids in the pool.
  • 10. The use of pool toys will be regulated by facility staff’s discretion.
  • 11. An adult swim may be scheduled on the hour, during peak swim time, to prevent over-fatigue. All patrons 17 and under must exit the pool at this time.
  • 12. Pool deck shall be kept free of obstructions.
  • 13. Not responsible for missing articles.
  • 14. Good moral conduct is expected of all patrons.
  • 15. No unnecessary conversation with lifeguards

Admission

AgeResidentNon-Resident
General Admission/Just Watching$8$11
Children (ages 5-17)$8$11
Adults (18- 59)$10$13
Seniors (Age 60+)$8$11
Ages 4 and underFree with adult admissionFree with adult admission

Swim Passes

Pass TypeResidentNon-Resident
Individual Pool Pass$100$120
Family Pass 2 Members$130$150
Family Pass 3 Members$160$180
Family Pass 4 Members$190$210
Family Pass 5 Members$220$240
Family Pass 6 Members$250$270
Senior Individual Pass$95$115
20-Punch Swim Pass$140$200

Please be advised that the pool is cleared 15 minutes before closing. We also reserve the right to close the pool during times of inclement weather and low usage.

FACILITY RENTALS

ResidentNon-Resident
Leisure Pool$225$275
Leisure Pool with Slides$325$375
Competition Pool $225$275
Competition Pool with Slides$325$375
Entire Facility $550$650

The Aquatic Facility will be available for rentals starting May 1st.

Your first 50 guests are included in the fees below, there is an additional $30 for an additional 25 guests.

Renters will be able to pick and choose which parts of the facility they wish to rent (Leisure Pool, Slides, Competition Pool).

Final guest numbers must be submitted and paid 14 days before the rental to ensure proper staffing.

Party Rental Days & Times

Monday – Friday Time 7:00pm – 8:45pm

Saturday – Sunday Time 5:00pm – 6:45pm

Saturday – Sunday Time 7:00pm – 8:45pm

General Information & Insurance Policies for After Hours Pool Parties

We will supply lifeguards, but you are responsible for all other aspects. You are permitted to bring food to the pool, but it must be consumed in the concession area. Music is permitted, but amplified sound (such as a DJ) is not allowed without a special event permit. Alcohol is not permitted in the pool area. You are not permitted to charge an entry fee or advertise the pool party.

PLEASE NOTE: Actual swimming time may be limited due to setup and cleanup time. Swimmers will be asked to clear the pool 15 minutes before the end of the rental time. Pool Managers or Assistant Managers can address questions during your event.

In the event of inclement weather, the pool may be closed at any time if the conditions are considered unfit for swimming (thunder & lightning). If your pool party is canceled due to weather and you are unable to reschedule, you will receive a full refund. Refunds can be returned to your account or refunded back to a credit card or check. Cash payments will be returned as checks, which will be mailed – please allow 2-4 weeks for delivery.

Group Swim

Group swims are held Monday through Friday afternoons, between 1:00 and 5:00 pm.
Group swim is for organizations, large groups, churches, and playgroups only.
Group size: Min: 20 | Max: 50

All paperwork and reservations must be handled through the Parks & Recreation Office. Payment must be made in full in order to secure a time slot.

Reservations will not be taken over the phone; however, staff will be able to check the availability of dates by calling (618) 624-0139. A valid resident ID will be required for reservations.