Midland Carwash is the best self-service car wash in St. Louis. Our signature products, together with our state-of-the-art facility, are designed to provide the best wash, shine, and spot-free rinsing experience possible. Pull Into An Available Bay since we are open 24 hours a day, 7 days a week. You'll always find a clean, well-kept facility at Midland Self-Service Car Wash. We only use environmentally friendly cleaning solutions that have been specifically designed for Missouri driving conditions. With equipment that is regularly maintained by our own fleet of skilled service professionals, we stand behind the safety of our washes. Visit our 8-bay facility, which is well-lit, secure, and well-kept.