Washington State Park in MO has 8 open booking windows on its reservation system right now, the soonest Jul 21–Jul 24. Reserve directly through the booking link above — cancellations go fast. To catch future openings the instant they appear, set a free CampSage cancellation alert.
📅 Open dates
Jul 21 – Jul 243 nights👥 27 sites together · 11 next to each othersites 012, 015, 018, 023, 026, 028
Jul 23 – Jul 252 nights👥 3 sites together · 3 next to each othersites 049, 050, 051
Jul 24 – Jul 273 nights👥 17 sites together · 7 next to each othersites 027, 028, 029, 030, 031, 032
Jul 24 – Jul 262 nightssites BIGR
🌦️ Weather here
Forecast for this campground's coordinates, from the US National Weather Service. Mountain campgrounds can differ sharply from the nearest town — check before you go.
How do I reserve a campsite at Washington State Park?
Washington State Park in MO takes campsite reservations through the park's online reservation system. On this page, use the “Book / check availability” button to open the live booking page, see which dates are free, and reserve your site.
How can I get a spot at Washington State Park when it's fully booked?
Popular campgrounds like Washington State Park often fill months ahead, but campers cancel every day and those sites reopen for booking. CampSage checks availability for you and sends a free email the instant a cancellation opens — set an alert on this page and you can grab the spot before anyone else.
Where is Washington State Park located?
Washington State Park is located in St. Louis area, MO. Tap “Directions” above for driving directions, or see nearby campgrounds lower on this page.
🔔 Get a free opening alert
We'll email you the moment a site opens at Washington State Park.
📡 Add these cancellations to your site or calendar
Running a camping/RV blog? Embed the live cancellation widget free (it updates itself). Campers: subscribe in your calendar or RSS reader to get openings here.