RV parks & campgrounds › Washington › Cowlitz County › Seaquest State Park Campground

Seaquest State Park Campground: campground in Cowlitz County, Washington

Campground in Cowlitz County, Washington

RV sites
Cowlitz County, WashingtonView larger map · Directions (Google Maps)

Looking for the office number? Their Google Maps listing may have it →

The area: This campground sits about 10 miles northeast of Longview (about 38,000 people), in Cowlitz County. 12 other RV parks and campgrounds lie within about 15 miles.

For guests

  • Amenities: OpenStreetMap lists rv sites. 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. Fees and reservations are handled by .

Common questions

Where is Seaquest State Park Campground?

Seaquest State Park Campground is a campground in Cowlitz County, Washington, in Cowlitz County (coordinates 46.29811, -122.82124 per OpenStreetMap).

Is this Seaquest State Park Campground's official website or phone number?

No. This is Seaquest State Park 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 Seaquest State Park Campground have?

OpenStreetMap lists rv sites. Amenity data is community-maintained on OpenStreetMap and may be incomplete — contact the campground to confirm hookups, rates, and availability.

Does Seaquest State Park 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 Cowlitz County

See all 20 in Cowlitz County · all Washington sites

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 See something out of date?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.