Redwood City, California
City of Redwood City
The skyline of downtown Redwood City
The skyline of downtown Redwood City
Official logo of Redwood City, California
Motto(s): 
"Climate Best by Government Test"[1]
Location in San Mateo County and the state of California
Location in San Mateo County and the state of California
Redwood City, California is located in the United States
Redwood City, California
Redwood City, California
Location in the United States
Coordinates: 37°28′58″N 122°14′10″W
Country United States
State California
CountySan Mateo
IncorporatedMay 11, 1867[2][3]
Re-incorporatedMay 3, 1897[3]
Government
 • MayorIan Bain[4]
Area
 • Total34.67 sq mi (89.80 km2)
 • Land19.30 sq mi (49.98 km2)
 • Water15.38 sq mi (39.82 km2)  43.91%
Elevation20 ft (6 m)
Population 
 • Total76,815
 • Estimate 
(2017)[6]
86,685
 • Density4,402.47/sq mi (1,699.79/km2)
Time zoneUTC-8 (Pacific)
 • Summer (DST)UTC-7 (PDT)
ZIP codes
94059, 94061–94065
Area code650
FIPS code06-60102
GNIS feature IDs2775842410919
Primary AirportsSan Jose International Airport (SJC)
San Francisco International Airport(SFO)
U.S. Routes US 101
State Routes SR 82 / SR 84
Commuter RailCaltrain
Websitewww.redwoodcity.org