Christie's International Real Estate Northern New Jersey has complete luxury home listings for Union City and nearby areas, including West New York, Weehawken and Guttenberg. We have 62 property listing(s) in Union City, and 7,315 listings in all of New Jersey. Use the filters above to narrow your search for luxury homes for sale in Union City. If you see a listing you like, click the photo to view details and connect with an agent in Union City.