RVParkStore.com has 1 RVs for Sale in Gallia County, OH. Find the perfect RV, camper, or motorhome in Gallia County, OH. The current average listing price is around $229,000. RV prices in Gallia County, OH have increased approximately 134% compared to the 12-month average price of $97,667. Listing prices currently range from about $229,000 to $229,000 depending on the size, age, and mileage of the vehicle.