RVParkStore.com has 1 RVs for Sale in Harris County, CA. Find the perfect RV, camper, or motorhome in Harris County, CA. The current average listing price is around $179,999. RV prices in Harris County, CA have remained unchanged at approximately 0% compared to the 12-month average price of $179,999. Listing prices currently range from about $179,999 to $179,999 depending on the size, age, and mileage of the vehicle.