RV camping options near Milton-Freewater, Oregon primarily cluster along the Columbia River system and extend into neighboring Washington state. Sites in this high desert region experience temperature extremes, with summer daytime highs regularly exceeding 90°F while winter overnight lows frequently drop below freezing. Most campgrounds remain accessible year-round, with sites ranging from developed RV parks to more basic facilities with gravel surfaces and limited shade.
What to do
Swimming and water activities: Umatilla Marina & RV Park provides access to a cove that serves as "a very nice place to paddle-board or kayak" according to Kevin H., who visited when temperatures reached the 90s. The swimming area receives little traffic outside summer months.
Exploring local wineries: Blue Valley RV Park offers convenient access to Walla Walla's wine country. Mary F. notes it's "walking distance to downtown wineries and restaurants," making it practical for campers seeking wine tasting without driving.
Family entertainment centers: Wildhorse Resort Casino RV Park has expanded its family-friendly options beyond gaming. Sandy S. mentions "the casino has added many family activities, including an arcade, a cinema, a food court, and recently a bowling alley with multiple lanes."
What campers like
Clean facilities: RV Resort Four Seasons receives positive reviews for cleanliness. Rich J. observed "very clean park with level, paved, large sites. Full hookups. Clean bathrooms, showers, laundry, and gathering space."
Pool access: Multiple RV parks in the region maintain swimming pools for guest use during summer months. Sandy S. points out that at Wildhorse Resort Casino RV Park, "both the hotel and the RV park have separate swimming pools," providing an alternative to river swimming.
Shuttle services: Several parks offer transportation to nearby attractions. At the Wildhorse Resort, campers can access a "free shuttle to and from the casino that seems to run most hours" according to Jen R., eliminating parking concerns.
What you should know
Site leveling challenges: Prepare leveling equipment when visiting area RV parks. Sandra V. noted at RV Resort Four Seasons there are "plenty of pull-through spots for our rig" but others have reported leveling difficulties at some facilities.
Limited shade coverage: Most RV parks in the Milton-Freewater region have minimal tree coverage. Joshua G. at RV Resort Four Seasons recommends: "Most of the sites are shaded by trees. Due to my starlink sat needs a clear shot at the sky I took a space in the sun. I was just traveling thru if I was staying longer go for shade. Its 85-90 this time of year."
Highway noise: Umatilla Marina & RV Park sits near Interstate 84, creating noticeable traffic sounds. Roger M. observed "a little bit of freeway noise, but otherwise very quiet and peaceful. Level gravel sites with grassy area between sites."
Tips for camping with families
Free outdoor entertainment: Agnes B. discovered unexpected activities at Umatilla Marina RV Park: "The field next to the campground set up an outdoor movie night with free popcorn. The kids loved it and it was a great memory maker."
Designated swimming options: Jill T. reports that Umatilla Marina has "a nice park and swimming area for kids," though water access varies seasonally and by location.
Family-friendly amenities: Columbia Sun RV Resort receives consistent praise for its facilities. Jeff M. describes it as having "all the amenities and activities you want in a semi-urban RC resort/glamping get away. Heated pool and hot tub, game room and more."
Tips from RVers
Water pressure considerations: At Blue Valley RV Park, MickandKarla W. reported "water pressure was good at about 50 psi," but this varies considerably between facilities in the region.
Bathroom access codes: Judy T. noted that at Umatilla Marina RV Park, "there was a key code for the bathrooms," so check with management upon arrival to ensure access to facilities.
Utility placement awareness: RV hookup configurations vary widely between parks. At Blue Valley RV Park, MickandKarla W. observed "the utilities are towards the back of the pad, so I had to use two sewer hoses to get from the main black tank on our Brinklely G model."
