RVParkStore.com has 1 RVs for Sale in Linn County, WA. Find the perfect RV, camper, or motorhome in Linn County, WA. The current average listing price is around $19,000. RV prices in Linn County, WA have remained unchanged at approximately 0% compared to the 12-month average price of $19,000. Listing prices currently range from about $19,000 to $19,000 depending on the size, age, and mileage of the vehicle.