Alligator's Creek Aquatic Center
O Fallon, MO
Large outdoor aquatic center in O'Fallon with a kids splash pad, interactive water playground, lazy river, pool, slides, concessions, and bathhouse amenities.
The aquatic center includes a splash pad and interactive water playground for younger kids.
Photo 1 of 5. The aquatic center includes a splash pad and interactive water playground for younger kids.
Editorial notes
What stands out
One of the better mixed-age outdoor water days in the metro if you want true splash-pad features plus enough pool attractions to keep bigger kids engaged.
Good fit
- Families with toddlers and older siblings who need different activity levels in one place
- Longer summer outings with concessions and bathhouse support
- Parents who want a splash-pad option without giving up full aquatic-center amenities
Consider another option if
- Families looking for a quick free park splash stop
- Visitors who prefer very low-stimulation toddler-only environments
- Parents who do not want paid admission for supervising adults
Know Before You Go
- Food
- No outside food or drinks
- Season
- Summer season
- Rules
- Children under 16 must be accompanied by a parent or guardian at least 18
- Rules
- A ratio of 1 swimming adult for every 8 children must be met
- Rules
- Only U.S. Coast Guard-approved flotation devices are permitted
- Bring
- Swimsuits
What to Expect
For kids
- Toddlers
- Preschoolers
- Big kids
- Mixed ages
- Ground sprays
- Splash structure
For caregivers
- Benches
- Changing area
- Concessions
- Free parking
- Pavilion rentals
- Partly shaded
- Visit type
- Half day or full outing
Read more about this location
Alligator's Creek Aquatic Center is a full outdoor water-play destination inside Civic Park with enough variety to work for mixed-age families. The splash pad and interactive water playground give younger kids a gentler place to play, while older kids can rotate to slides, the floating bridge, lazy river, and lap-pool features. This is a stronger fit for families planning a longer half-day outing than a quick free splash stop, and it works especially well when you want something that still includes shallow-entry and all-abilities splash options.
Hours & Admission
Admission
| Visitor | Price |
|---|---|
| Resident Adult | $10 |
| Resident Child | $9 |
| Resident Senior | $9 |
| Resident Toddler | $2 |
| Non Resident Adult | $12 |
| Non Resident Child | $11 |
| Non Resident Senior | $11 |
| Non Resident Toddler | $3 |
Admission details can change. Confirm current fees before visiting.
Accessibility
Accessibility and comfort
Wheelchair accessible
Accessibility and comfort
Accessible restroom nearby
Location
403 Civic Park Drive
O Fallon, MO, 63366
Other options nearby
Splash Station Aquatic Center
Outdoor aquatic center in Wentzville with a kids water playground, zero-depth pool, lazy river, slide, concessions, and seasonal toddler swim times.
North Pointe Aquatic Center
Award-winning Ballwin aquatic center with a dedicated splash pad, kiddie pool, lazy river, slides, shade, concessions, and birthday-party options.
Sources & Updates
1 public source on record · Last checked Apr 10, 2026. Time-sensitive details may have changed.
View source and update details
- Last check on record
- Apr 10, 2026
- Sources reviewed
- 1 public source
Public sources
Checked: name, address, phone, features, pricing, rules