There are 159 cities in Los Angeles County, California.
Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)
Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.
Los Angeles is the largest city in Los Angeles County.
Vernon is the smallest city in Los Angeles County.
There are 159 cities in Los Angeles County, California.