RVParkStore.com has 5 RVs for Sale in District Of Columbia County, DC. Find the perfect RV, camper, or motorhome in District Of Columbia County, DC. The current average listing price is around $90,580. RV prices in District Of Columbia County, DC have remained stable, down approximately 0% compared to the 12-month average price of $90,766. Listing prices currently range from about $21,999 to $200,000 depending on the size, age, and mileage of the vehicle.