RVParkStore.com has 3 RVs for Sale in Elmore County, MT. Find the perfect RV, camper, or motorhome in Elmore County, MT. The current average listing price is around $26,467. RV prices in Elmore County, MT have remained unchanged at approximately 0% compared to the 12-month average price of $26,467. Listing prices currently range from about $21,000 to $35,700 depending on the size, age, and mileage of the vehicle.