Newark, CA

Salt and manufacturing remain visible in Newark, now joined by research and life sciences. Cargill's active salt facility carries the city's oldest industry into the present. The city's 2025 State of the City address reported new 2024 facilities for two green-hydrogen equipment companies: Verdagy opened a federally supported electrolyzer-cell factory, and Ohmium moved its global headquarters and research center to Newark. The same report described Pacific Research Center as a ten-building campus used for life science, research, office, high-technology, and data-center work. Ohlone College's Newark Center for Health Sciences and Technology adds education in fields that include biotechnology, environmental studies, nursing, respiratory therapy, and computer technology. Manufacturing floors, laboratories, salt works, and the college campus continue Newark's long association with making and applied technical work.

ATTRAlfred Twu / CC0

That continuity reaches back to the 1850s, when salt making developed alongside agriculture, bay landings, railroad work, foundries, and railcar construction. Earlier, Ohlone communities lived in the region before Mission San Jose brought profound disruption after 1797. The South Pacific Coast Railroad reached the developing town in the 1870s, and the Carter Brothers built freight and cable cars near its shops. Salt operations later consolidated through Arden and Leslie into Cargill. Newark's municipal boundary reflects another industrial decision. When six Washington Township communities considered forming one city in the 1950s, Newark leaders opposed a proposal that would zone their town chiefly for industry. Eighty-five percent of registered voters signed an incorporation petition over one weekend, and Newark incorporated independently on September 22, 1955.

ATTRKing of Hearts / CC BY-SA 3.0

Newark meets San Francisco Bay through a landscape of salt ponds, sloughs, and low-lying industrial ground. Fremont surrounds the city on its landward sides, while State Route 84 heads west across the Dumbarton Bridge and Interstate 880 runs along the east. At the bay edge, Newark borders the Don Edwards San Francisco Bay National Wildlife Refuge, a 30,000-acre urban refuge established in 1972 through local activism. Its 15 habitat types support 280 bird species, with millions of individual birds passing through during peak migrations. The 1.41-mile Newark Slough Trail crosses salt ponds between the refuge's Shoreline Trail and Coyote Hills Regional Park, placing a piece of the Bay Trail directly in the landscape that shaped the city's earliest industries. Daily civic activity has its own Cedar Boulevard focus.

ATTRKing of Hearts / CC BY-SA 4.0

Newark Community Park, MacGregor Playfields, the community center, and nearby civic facilities form the principal setting for Newark Days, the volunteer-run festival that commemorates incorporation each September. The 2026 celebration is scheduled for September 17 through 20 with a carnival, food festival, stage programs, a car show, arts and craft vendors, the Newark Mile race, and a parade. AC Transit's Line 200 also follows Newark Boulevard and Cedar Boulevard between Union City BART and Fremont BART, serving NewPark Mall and the civic center corridor. On the festival's Saturday, the parade starts near City Hall and follows those civic streets toward MacGregor School—the choice to remain a separate city becomes a yearly event along Newark's main public route.