John Day Lock and Dam, Lake Umatilla

Plymouth Park in Washington takes campsite reservations through Recreation.gov. Popular campgrounds like this often book out months ahead, but sites reopen whenever a camper cancels. Set a free CampSage cancellation alert and we'll email you the moment one frees up.
Plymouth Campground is located by the small town of Plymouth, Washington. The day use area and boat launch are on a small island on Lake Umatilla on the Columbia River. Popular activities in the area include fishing, swimming, boating, water skiing and hunting.Visitors enjoy boating, water sports and swimming in the river. Anglers fish for Chinook, steelhead, walleye, sturgeon, and shad. The boat ramp is located at t
Nearest DC fast charging: 10.2 mi away (straight line).
Distances are straight-line, not driving — the road can be much longer where a river, a lake or a canyon sits in between. From OpenStreetMap — community-mapped, so plug types can lag reality. Verify on your charging network’s app before counting on a charger.
We watch the next 60 days closely — that's where cancellations show up. recreation.gov takes bookings out to about February 2027, so there may be 2+ night stays past our window.
Plymouth Park in Washington takes campsite reservations through Recreation.gov. On this page, use the “Book / check availability” button to open the live booking page, see which dates are free, and reserve your site.
Popular campgrounds like Plymouth Park often fill months ahead, but campers cancel every day and those sites reopen for booking. Add your email to the alert on this page and CampSage will start watching Plymouth Park and email you free the moment a cancellation opens up.
Plymouth Park holds an average rating of 4.2/5 from 480 camper ratings on Recreation.gov. The full star breakdown is shown above.
Plymouth Park is located in John Day Lock and Dam, Lake Umatilla, Washington. Tap “Directions” above for driving directions, or see nearby campgrounds lower on this page.
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A live cancellation widget for Plymouth Park that updates itself — free, no account, no API key. The snippet includes a one-line credit under the widget; leaving it in is what keeps this free for everyone, and it tells your readers what they are looking at. Preview it.