Oakland, California is a city located in Alameda County in northern California. It has a population of over 400,000 residents and is the third largest city in the San Francisco Bay Area. Oakland has a strong mayor form of government led by Mayor Libby Schaaf.

1. Oakland, California
Charter city[1]
City of Oakland
Oakland skyline, with the old eastern span of theSan
Francisco–Oakland Bay Bridge in background
Flag Seal
Nickname(s): "Oaktown", "The Town", "Bump City"[2]
Location in Alameda County and the state of California

2. Oakland, California
Location in the United States
Coordinates: 37°48′16″N 122°16′15″WCoordinates:
37°48′16″N 122°16′15″W
Country United States
State California
County Alameda
Region San Francisco Bay Area
Incorporated May 4, 1852[3]
Government
• Type Strong mayor[4]
• Mayor Libby Schaaf[5]
• State senator Loni Hancock (D)[6]
• Assemblymembers Tony Thurmond (D) and
Rob Bonta (D)[7]
• U. S. rep. Barbara Lee (D)[8]
Area[9]
• Total 78.002 sq mi (202.024 km2
)
• Land 55.786 sq mi (144.485 km2
)
• Water 22.216 sq mi (57.54 km2
) 28.48%
Elevation[10]
43 ft (13 m)
Population (April 1, 2010)[11]
• Total 390,724
• Estimate (2014)[12]
413,775
• Rank 1st in Alameda County
8th in California
45th in the United States
• Density 7,417/sq mi (2,864/km2
)

3. Demonym(s) Oaklander
Time zone Pacific (UTC−8)
• Summer (DST) PDT (UTC−7)
ZIP codes 94601–94615, 94617–94624,
94649, 94659–94662, 94666[13]
Area code 510
FIPS code 06-53000
GNIS feature IDs 277566, 2411292
Website www.oaklandnet.com