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Land & Water Area
Los Angeles County

San Gabriel Mountains, Los Angeles County, Montebello

View of San Gabriel Mountains from Montebello. Los Angeles Almanac Photo.

Area Acres Square Miles Square Kilometers
Land 2,587,046 4,057.88 10,517.61
Water 443,557 693.06 1,790.85
Total 3,040,603 4,750.94 12,308.46

Source: U.S. Census Bureau

Also see: Land and water areas of individual cities and communities in Los Angeles County.

The Los Angeles Basin is the largest flat basin opening onto the Pacific Ocean.