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If you are looking for the best RV camping spot near St. Louis and Eureka, Missouri, consider staying at the St. Louis KOA Holiday near Six Flags. This Route 66 RV resort straddles the border of the great outdoors and downtown St. Louis's most popular tourist destinations. You can book a Back-In or Pull-Thru RV Site depending on your needs. KOA will provide all the amenities necessary for the perfect RV camping getaway — including laundry facilities, a pool and a KOA store. Plus, you can bring the entire family to this pet-friendly Missouri campground. KOA's Eureka, MO, RV campground is known for having plenty of space. Also, some of the RV amenities include concrete pads, stone fire rings and Weber gas grills perfect for gathering around the picnic table at the end of your long, busy days of fun.

Hot Deals
  • August Stay 2, Get 1 Free

    Book your August vacation today! 

    Stay 2 nights in any RV, Tent or Cabiin and get 1 night free!

    With our Stay, Play, and Save deal you can extend your…

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  • KOA Rewards Appreciation Weekend

    WHEN: September 11-12, 2026

    WHAT: KOA Rewards holders stay as a paying guest on Friday, September 11th at any participating KOA campground and get…

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  • Care Camps Weekend

    Join Us for Care Camps Weekend May 7-8, 2027 

    Valid: May 7–8, 2027 
    Discount Code: CCW
    Stay at a participating KOA campground on Friday, May 7, and…

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