RVParkStore.com has 1 RVs for Sale in Plainsboro Township, NJ. Find the perfect RV, camper, or motorhome in Plainsboro Township, NJ. The current average listing price is around $65,000. RV prices in Plainsboro Township, NJ have remained unchanged at approximately 0% compared to the 12-month average price of $65,000. Listing prices currently range from about $65,000 to $65,000 depending on the size, age, and mileage of the vehicle.