RVParkStore.com has 1 RVs for Sale in Martin County, KY. Find the perfect RV, camper, or motorhome in Martin County, KY. The current average listing price is around $38,000. RV prices in Martin County, KY have remained unchanged at approximately 0% compared to the 12-month average price of $38,000. Listing prices currently range from about $38,000 to $38,000 depending on the size, age, and mileage of the vehicle.