Los Angeles County, California

County seat: Los Angeles · Population 9.7 million (2025) · 4,060 sq mi

Los Angeles County is the most populous of California's 58 counties, with 9,694,934 people (2025 estimate). Its county seat is Los Angeles. The map shows its 88 cities and towns and the 4 neighboring counties.

Map of Los Angeles County, California with cities, towns and the county boundary
Los Angeles County, California with its cities and towns, unincorporated communities (CDPs) and neighboring counties. Boundaries: U.S. Census Bureau, 2025. Free to use with attribution (CC BY 4.0).
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Los Angeles County facts

County seat
Los Angeles
Population (2025 estimate)
9,694,934 −3.2% since 2020
Land area
4,060 sq mi 11th largest of 58
Water area
689 sq mi
Population density
2,388 per sq mi
Established
1850
Named after
Los Angeles seat of Los Angeles County, and largest city in California, United States
Largest city
Los Angeles 3,869,089
Median household income
$90,112
Cities and towns
88 plus 54 CDPs
ZIP codes
304
Time zone
Pacific
FIPS code
06037

Cities and towns in Los Angeles County

Los Angeles County has 88 incorporated cities, towns and villages. Populations count the people living inside Los Angeles County; cities that cross a county line also list the other counties.

NameTypePopulation 2025Also in
Los Angeles (county seat)City3,869,089
Long BeachCity450,469
Santa ClaritaCity228,430
GlendaleCity187,160
LancasterCity170,084
PalmdaleCity161,845
PomonaCity147,807
TorranceCity138,391
PasadenaCity135,804
DowneyCity108,468
West CovinaCity105,301
El MonteCity105,075
BurbankCity102,988
InglewoodCity101,662
NorwalkCity97,104
CarsonCity90,808
ComptonCity90,500
Santa MonicaCity90,082
South GateCity90,071
WhittierCity85,815
HawthorneCity82,741
AlhambraCity79,820
LakewoodCity78,010
BellflowerCity74,719
Baldwin ParkCity68,880
Redondo BeachCity67,281
LynwoodCity63,512
MontebelloCity60,693
Pico RiveraCity58,915
GardenaCity58,460
Monterey ParkCity57,457
ArcadiaCity54,117
Diamond BarCity51,884
Huntington ParkCity51,544
ParamountCity50,755
GlendoraCity49,671
RosemeadCity49,410
CovinaCity49,404
AzusaCity47,447
CerritosCity46,367
La MiradaCity45,952
Rancho Palos VerdesCity39,654
Culver CityCity39,452
MonroviaCity38,264
San GabrielCity38,186
Bell GardensCity37,367
La PuenteCity36,423
ClaremontCity35,838
Temple CityCity35,125
West HollywoodCity34,231
Manhattan BeachCity33,122
San DimasCity32,978
BellCity31,625
Beverly HillsCity30,764
La VerneCity30,178
LawndaleCity29,892
WalnutCity27,316
South PasadenaCity25,503
MaywoodCity23,600
San FernandoCity23,449
DuarteCity22,866
CalabasasCity22,027
CudahyCity21,445
LomitaCity19,724
La Cañada FlintridgeCity19,480
Agoura HillsCity19,243
South El MonteCity18,963
Santa Fe SpringsCity18,793
Hermosa BeachCity18,513
El SegundoCity16,379
ArtesiaCity15,789
Hawaiian GardensCity13,373
Palos Verdes EstatesCity12,559
San MarinoCity11,964
CommerceCity11,688
Signal HillCity11,153
Sierra MadreCity10,620
MalibuCity9,574
Rolling Hills EstatesCity7,948
Westlake VillageCity7,505
La Habra HeightsCity5,327
AvalonCity3,237
Hidden HillsCity1,675
Rolling HillsCity1,641
IrwindaleCity1,439
BradburyCity888
VernonCity207
IndustryCity199

Unincorporated communities (CDPs)

Census-designated places are communities without their own city government; the county provides their services.

CommunityPopulationAlso in
East Los Angeles111,647
Florence-Graham60,690
South Whittier55,650
Hacienda Heights54,291
Rowland Heights45,911
Altadena41,705
Westmont34,123
West Whittier-Los Nietos25,615
East San Gabriel23,410
West Rancho Dominguez23,300
West Puente Valley22,495
West Carson22,143
Willowbrook21,681
Stevenson Ranch20,990
Valinda20,962
La Crescenta-Montrose19,660
Lennox19,449
Castaic17,999
South San Jose Hills16,911
Vincent15,340
Walnut Park14,958
East Rancho Dominguez14,603
Lake Los Angeles13,051
Avocado Heights12,593
Quartz Hill11,510
View Park-Windsor Hills11,230
Del Aire11,115
Sun Village11,036
Citrus10,904
East Whittier9,990
Charter Oak9,442
Marina del Rey9,176
Topanga8,885
West Athens8,726
Alondra Park8,373
South San Gabriel7,923
Acton7,880
Ladera Heights7,334
South Monrovia Island6,830
East Pasadena5,479
Mayflower Village4,950
North El Monte4,086
Val Verde3,291
Pepperdine University3,087
Agua Dulce2,828
Desert View Highlands2,613
Rose Hills2,314
San Pasqual1,918
Elizabeth Lake1,840
Leona Valley1,465
Littlerock1,398
Hasley Canyon1,216
Lake Hughes888
Green Valley880

ZIP codes in Los Angeles County

304 ZIP codes reach into Los Angeles County. ZIP codes ignore county lines, so some also cover a neighboring county.

Population of Los Angeles County, 2020–2025

Los Angeles County shrank by 322,480 people (−3.2%) between April 2020 and July 2025: 97,483 more births than deaths and a net loss of 413,525 people from migration.

Year (July 1)Population
20209,996,510
20219,810,478
20229,748,524
20239,732,568
20249,748,868
20259,694,934

Neighboring counties

Printable Los Angeles County map

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Sources

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