Dewatto River Campground: campground in Mason County, Washington
Run this campground? Correct anything on this page free — no card, no account.
The area: This campground sits about 30 miles north of Olympia (about 55,000 people), in Mason County. 22 other RV parks and campgrounds lie within about 15 miles.
For guests
- Amenities: OpenStreetMap lists restrooms. Amenity data comes from OpenStreetMap and can be incomplete.
- Getting there: use the map above for directions. Always call ahead to confirm the campground is open and has a site for your rig.
- Long-term stays: if you're looking for a monthly or seasonal site, ask the office — many campgrounds keep a few long-term spots separate from nightly bookings.
- Paying: ask how the campground takes payment. Parks that run on Lot Sidekick give long-term guests clear, itemized bills for rent and submetered utilities.
Common questions
Where is Dewatto River Campground?
Dewatto River Campground is a campground in Mason County, Washington, in Mason County (coordinates 47.45389, -123.04057 per OpenStreetMap).
Is this Dewatto River Campground's official website or phone number?
No. This is Dewatto River Campground's page in the Lot Sidekick RV park & campground directory, built from OpenStreetMap. We're independent of the campground and can't take messages for it. The campground's own contact is listed above.
What amenities does Dewatto River Campground have?
OpenStreetMap lists restrooms. Amenity data is community-maintained on OpenStreetMap and may be incomplete — contact the campground to confirm hookups, rates, and availability.
Does Dewatto River Campground take long-term or monthly stays?
OpenStreetMap doesn't record stay length, so check with the campground directly. Many campgrounds in Washington offer monthly or seasonal sites alongside nightly ones.
Nearby in Mason County
- Tidewater RV Park · Mason County · RV Park
- The Glen Resort · Mason County · RV Park
- Camp Spillman · Mason County · Campground
- Cascadia Marine Trail Campsite - Twanoh · Mason County · Campground
- Twanoh State Park Campground · Mason County · Campground
Free tools for this park
- Park value & profitability estimator: what a park earns on its monthly sites, and what that's worth.
- Submeter calculator: two meter reads in, an at-cost tenant bill out — the same math for a submetered electric pedestal or a water meter.
- Prorated rent calculator: the exact first- or last-month charge when a monthly guest arrives mid-cycle.
- RV park & campground billing: how Lot Sidekick bills long-term and seasonal sites on one flat price.
Source: OpenStreetMap (tourism=caravan_site and camp_site), via the Overpass API, as of July 22, 2026. © OpenStreetMap contributors, ODbL (opendatacommons.org/licenses/odbl). Listings are community-maintained and can lag real life. See something out of date? Tell us, or claim the page.