Menlo Park, New Jersey the phonograph and developed a commercially viable incandescent light bulb filament. Christie Street in Menlo Park was one of the first streets in the world to use electric lights for illumination. Edison left Menlo Park and moved his home and laboratory to West Orange, New Jersey in 1887. After his death, the Thomas Alva Edison Memorial Tower and Museum was constructed near his old Menlo Park lab and dedicated in 1938. Edison's old lab site and memorial now make up Edison State Park. The municipality in which Menlo Park is located, which was called "Raritan Township" while he was alive,
Menlo Park, California December 2011. As of 2012, Facebook announced it would be the biggest employer in Menlo Park at 6,600 employees. According to the city's 2017 "Comprehensive Annual Financial Report", the top employers in the city were: Menlo Park, California Menlo Park is a city at the eastern edge of San Mateo County, in the San Francisco Bay Area of California, in the United States. It is bordered by San Francisco Bay on the north and east; East Palo Alto, Palo Alto, and Stanford to the south; Atherton, North Fair Oaks, and Redwood City to the west. Menlo Park is one of