Keeping it clean since 1981. We offer car wash services plus a gas station, convenience store, and other amenities. We're located in Westport near Page and 270.
Maryland Heights, MO 63146
Car Wash Hours
Gas Station Hours
- Air pump
- Convenience store
- Free WiFi
- Gas Station
- Interior cleaning
- Ride Thru
- Waterway Fuels
Car Wash Services
When you need a speedy car wash.
Add protection to your quick car wash.
Hot Wax Express
Top off your car wash with hot wax and paint protection to keep that clean-car look going.
CERAMIC EXPRESS, PLUS WHEELS & TIRES
You’ll drive away in a car cleaned, protected, and Ceramic shined, including its undercarriage, wheels, and tires.
Hot Wax Express, plus Wheels & Tires
You’ll drive away in a car cleaned, protected, and shined, including its undercarriage, wheels, and tires.
Wash and Vac
Car Washed, Check. Car Vacuumed, Check. Happy Customer, Check.
A car wash plus interior cleaning will make your car sparkle inside and out.
Your wheels and tires will shine when you enhance your exterior and interior cleaning with this popular service.
The Whole Thing®
When you want your car washed, waxed, protected and shiny on the outside, while you enjoy an interior that looks – and smells – freshly cleaned.
Hand Wax Package
The extra touch of a hand wax takes your fully cleaned vehicle to the next level of sparkling.
Meet our Car Wash General Manager Doug Guempel
Drive away happy or it's free. Your happiness is our #1 priority. If your service isn't fast, fantastic, and first-rate, it's free. That's the Waterway 100% unconditional satisfaction guarantee. You just say the word, every Waterway team member is here to make your experience exceptional. Go fast, go clean, go happy!
Fast, Clean, and 100% Happy, or it's free.
Our Maryland Heights location places us directly across from Westport Plaza, a thriving area with hotels, restaurants, bars and office buildings. Nearby, Creve Coeur Lake Park offers a bounty of recreational options, with athletic fields, a golf course, walking and biking trails, picnic areas, and fishing, rowing, canoeing, kayaking, and paddle boarding on the lake.
We are proud to serve our community and support the Gateway Warrior Foundation, which is dedicated to making a real meaningful difference in our veteran community. We help the foundation’s fundraising efforts at its annual golf tournament.
Frequently Asked Questions
What car washes do you offer?
We offer a variety of wash packages, from quick exterior washes to full-service options with interior vacuuming and floor-mat cleaning! For a full wash menu, select Wash Services at the top of the page.
Do you sell gift cards or coupons?
We sell a variety of car wash coupons and gift memberships online.
When are you open?
We are open every day! Each location has different hours, which you can view by selecting Locations at the top of the page, and choosing the desired store.
Can I get a membership for my taxi, limo, for-hire, or rideshare vehicle?
We offer two membership levels for taxis, limos, for-hire and rideshare vehicles that give you UNLIMITED exterior car washes and discounts on our interior washes.
What are the benefits of becoming a Clean Car Club member?
Our memberships give you UNLIMITED car washes so you can come as often as you like! With four levels from which to choose, there is a perfect fit for everyone. Learn about all the benefits of membership by selecting Clean Car Club at the top of the page.
I have a question about my membership; who can help me?
You can contact our customer service team at 636-537-1111 or ask in person at any location.