RVParkStore.com has 2 RVs for Sale in Carroll County, IA. Find the perfect RV, camper, or motorhome in Carroll County, IA. The current average listing price is around $12,375. RV prices in Carroll County, IA have remained unchanged at approximately 0% compared to the 12-month average price of $12,375. Listing prices currently range from about $8,250 to $16,500 depending on the size, age, and mileage of the vehicle.