California State Route 242 ends in which largest city of Contra Costa county?
California State Route 242 State Route 242 (SR 242) is a short three-mile (5 km) connector route that links Interstate 680 north of Pleasant Hill to State Route 4 in Concord. In 2000, State Route 242 was widened to six through-traffic lanes for the entire route. Ramp metering is present at all onramps, and is used southbound in the morning and northbound in the evening. It was signed as part of State Route 24 until ca. 1987. Currently, along with Interstate 580, State Route 24, Interstate 680, and State Route 4, it serves as the most direct route between the San Francisco Bay Area and the Sacramento River Delta region of Northern California.
Cupertino, California Cupertino ( ) is a U.S. city in Santa Clara County, California, directly west of San Jose on the western edge of the Santa Clara Valley with portions extending into the foothills of the Santa Cruz Mountains. The population was 58,302 as of the 2010 census. Forbes ranked it as one of the most educated small towns, with local public schools ranking highly in the country. It is known as the home of the Apple Inc. corporate headquarters.