Christie's International Real Estate New Jersey has complete luxury home listings for Raritan Borough and nearby areas, including Somerville, Bridgewater and Manville. We have 5 property listing(s) in Raritan Borough, and 7,852 listings in all of New Jersey. Use the filters above to narrow your search for luxury homes for sale in Raritan Borough. If you see a listing you like, click the photo to view details and connect with an agent in Raritan Borough.