Newark is a city in Alameda County, California, United States. It was incorporated as a city in September 1955. Newark is an enclave, surrounded by the city of Fremont. The three cities of Newark, Fremont, and Union City make up the “Tri-City” area. The 94560 zip code is located in the Newark community of California in Alameda county. You can learn more about Real Estate in Newark CA 94560 below, including current Homes For Sale: Condos, Townhomes, Foreclosures and Bank Owned Properties, Short Sales and more. Our Local Newark CA Realtors can assist you with selling your home in California or buying your next piece of Real Estate in or around the Newark CA 94560 community. Be sure to check out our FREE Instant Home Value wizard to get a quick report on your homes current estimated value.