RVParkStore.com has 1 RVs for Sale in Saint Lawrence County, TN. Find the perfect RV, camper, or motorhome in Saint Lawrence County, TN. The current average listing price is around $15,950. RV prices in Saint Lawrence County, TN have remained unchanged at approximately 0% compared to the 12-month average price of $15,950. Listing prices currently range from about $15,950 to $15,950 depending on the size, age, and mileage of the vehicle.