Redwood City is a city on the San Francisco Peninsula in Northern California's Bay Area, approximately 27 miles (43 km) south of San Francisco, and 24 mi (39 km) north of San Jose. Redwood City's history spans its earliest inhabitation by the Ohlone people to being a port for lumber and other goods. The county seat of San Mateo County, it is the home of several technology companies such as Box, Oracle, Evernote, Wealthfront, and Electronic Arts. At the 2010 census, the city had a population of 76,815. The Port of Redwood City is the only deepwater port on San Francisco Bay south of San Francisco. Redwood City is the location of the San Mateo County Jail, for both women and men. The Malibu Grand Prix long time landmark was recently demolished along with the city's only Mini Golf, Go-Kart, Video Game Arcade, and Batting Cages. Malibu Grand Prix's previous location is currently the construction site of a new additional Jail and Inmate housing facility. The city has a motto "Climate Best By Government Test" which is a reference to it being one of the top German scouted scientific climates and the city was one of the locations mapped by them during their testing and data collection. The Hetch Hetchy water pipeline runs through Redwood City and supplies a vast majority of the surrounding area with low grain (+/− 3 grains) rated water.

According to the United States Census Bureau, the city has an area of 34.7 square miles (90 km²), of which 19.4 square miles (50 km²) is land and 15.2 square miles (39 km²) (43.91%) is water. A major watercourse draining much of Redwood City is Redwood Creek, to which several significant river deltas connect, the largest of which is Westpoint Slough.

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