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,
West Menlo Park, California per capita income for the CDP was $62,302. 2.9% of the population and 0.4% of families were below the poverty line. 0.3% of those under the age of 18 and 4.1% of those 65 and older were living below the poverty line. In the California State Legislature, West Menlo Park is in , and in . In the United States House of Representatives, West Menlo Park is in . For primary schools, West Menlo Park is served by the Las Lomitas Elementary School District. For high school, West Menlo Park is served by the Sequoia Union High School District, with