Lake Forest, California
City
City of Lake Forest
Aerial view of Lake Forest
Aerial view of Lake Forest
Official seal of Lake Forest, California
Seal
Location of Lake Forest in Orange County, California.
Location of Lake Forest in Orange County, California.
Lake Forest, California is located in the US
Lake Forest, California
Lake Forest, California
Location in the United States
Coordinates: 33°38′30″N 117°41′27″W
Country United States
State California
County Orange
IncorporatedDecember 20, 1991[1]
Government
 • TypeCouncil-manager[2]
 • MayorScott Voigts[2]
Area[3]
 • Total16.71 sq mi (43.28 km2)
 • Land16.63 sq mi (43.08 km2)
 • Water0.08 sq mi (0.20 km2)  0.48%
Elevation[4]489 ft (148 m)
Population (2010)
 • Total77,264
 • Estimate (2016)[5]83,240
 • Density5,004.21/sq mi (1,932.14/km2)
Time zonePST (UTC-8)
 • Summer (DST)PDT (UTC-7)
ZIP codes92609, 92610, 92630, 92679
Area code(s)949
FIPS code06-39496
GNIS feature IDs16565032411602
Websitewww.lakeforestca.gov