RVParkStore.com has 1 RVs for Sale in Maricopa County, CA. Find the perfect RV, camper, or motorhome in Maricopa County, CA. The current average listing price is around $18,500. RV prices in Maricopa County, CA have decreased approximately 31% compared to the 12-month average price of $27,000. Listing prices currently range from about $18,500 to $18,500 depending on the size, age, and mileage of the vehicle.