RVParkStore.com has 1 RVs for Sale in Atchison County, KS. Find the perfect RV, camper, or motorhome in Atchison County, KS. The current average listing price is around $135,000. RV prices in Atchison County, KS have increased approximately 94% compared to the 12-month average price of $69,750. Listing prices currently range from about $135,000 to $135,000 depending on the size, age, and mileage of the vehicle.