Southwest California Cities

183 cities

City
Rank
County
2026 Pop. ↓
San Diego1San Diego County1,414,266
Anaheim2Orange County343,509
Irvine3Orange County323,799
Santa Ana4Orange County318,663
Chula Vista5San Diego County279,915
Oxnard6Ventura County199,970
Huntington Beach7Orange County190,515
Garden Grove8Orange County172,608
Oceanside9San Diego County169,376
Escondido10San Diego County147,748
Fullerton11Orange County138,382
Orange12Orange County137,171
Simi Valley13Ventura County125,493
Thousand Oaks14Ventura County122,936
Carlsbad15San Diego County112,897
Santa Maria16Santa Barbara County112,128
San Buenaventura (Ventura)17Ventura County109,430
Costa Mesa18Orange County107,671
El Cajon19San Diego County101,893
Vista20San Diego County99,566
San Marcos21San Diego County97,461
Mission Viejo22Orange County90,670
Westminster23Orange County88,918
Lake Forest24Orange County87,775
Santa Barbara25Santa Barbara County86,552
Buena Park26Orange County81,981
Newport Beach27Orange County81,873
Tustin28Orange County78,352
Camarillo29Ventura County69,461
Yorba Linda30Orange County65,617
Laguna Niguel31Orange County64,008
San Clemente32Orange County61,832
Encinitas33San Diego County60,706
La Mesa34San Diego County60,603
La Habra35Orange County60,582
Santee36San Diego County58,726
National City37San Diego County56,952
Fountain Valley38Orange County55,568
Placentia39Orange County53,759
San Luis Obispo40San Luis Obispo County50,998
Poway41San Diego County49,760
Aliso Viejo42Orange County49,647
Cypress43Orange County48,902
Brea44Orange County48,145
Rancho Santa Margarita45Orange County45,595
Lompoc46Santa Barbara County43,294
Stanton47Orange County42,740
La Presa48San Diego County37,246
Eastern Goleta Valley49Santa Barbara County36,198
San Juan Capistrano50Orange County35,624
Moorpark51Ventura County35,308
Temescal Valley52Orange County35,151
Spring Valley53San Diego County33,140
Fallbrook54San Diego County32,913
Goleta55Santa Barbara County32,535
Dana Point56Orange County32,344
Santa Paula57Ventura County32,289
Orcutt58Santa Barbara County31,833
El Paso de Robles (Paso Robles)59San Luis Obispo County31,607
Laguna Hills60Orange County29,912
Atascadero61San Luis Obispo County29,741
Lemon Grove62San Diego County27,924
North Tustin63Orange County26,297
Imperial Beach64San Diego County25,301
Seal Beach65Orange County24,036
Ladera Ranch66Orange County23,754
Ramona67San Diego County23,414
Rancho San Diego68San Diego County22,508
Laguna Beach69Orange County22,343
Winter Gardens70San Diego County22,320
Lakeside71San Diego County22,051
Port Hueneme72Ventura County21,017
Casa de Oro-Mount Helix73San Diego County19,856
Arroyo Grande74San Luis Obispo County18,155
Fillmore75Ventura County17,572
Nipomo76San Luis Obispo County17,393
Coronado77San Diego County16,956
Bostonia78San Diego County16,814
Laguna Woods79Orange County16,781
Camp Pendleton South80San Diego County16,025
Alpine81San Diego County15,755
Coto de Caza82Orange County15,478
Los Osos83San Luis Obispo County15,226
La Palma84Orange County14,857
University of California-Santa Barbara85Santa Barbara County14,319
Rancho Mission Viejo86Orange County13,975
Oak Park87Ventura County13,620
Bonita88San Diego County13,520
Solana Beach89San Diego County12,839
Carpinteria90Santa Barbara County12,693
Grover Beach91San Luis Obispo County12,467
Rossmoor92Orange County12,276
Camp Pendleton Mainside93San Diego County12,063
Los Alamitos94Orange County11,880
Lakeland Village95Orange County11,598
Isla Vista96Santa Barbara County11,553
Valley Center97San Diego County10,540
Morro Bay98San Luis Obispo County10,506
San Diego Country Estates99San Diego County10,150
California Polytechnic State University100San Luis Obispo County9,266
Guadalupe101Santa Barbara County8,989
Templeton102San Luis Obispo County8,824
Montecito103Santa Barbara County8,790
Midway City104Orange County8,004
Pismo Beach105San Luis Obispo County7,944
Ojai106Ventura County7,526
Mira Monte107Ventura County7,404
Oceano108San Luis Obispo County7,055
Vandenberg Village109Santa Barbara County6,861
Jamul110San Diego County6,722
Oak View111Ventura County6,427
El Rio112Ventura County6,146
Eucalyptus Hills113San Diego County6,129
Cambria114San Luis Obispo County6,039
Las Flores115Orange County6,015
Solvang116Santa Barbara County5,926
Villa Park117Orange County5,631
Lake San Marcos118San Diego County5,125
Buellton119Santa Barbara County4,953
Santa Ynez120Santa Barbara County4,796
Bonsall121San Diego County4,383
Harbison Canyon122San Diego County4,338
San Miguel123San Luis Obispo County4,129
Granite Hills124San Diego County4,059
Meiners Oaks125Ventura County4,044
Hidden Meadows126San Diego County3,995
Del Mar127San Diego County3,880
Vandenberg AFB128Santa Barbara County3,769
Crest129San Diego County3,136
Callender130San Luis Obispo County3,111
San Miguel131San Luis Obispo County3,099
Channel Islands Beach132Ventura County2,897
Campo133San Diego County2,752
Fairbanks Ranch134San Diego County2,712
Borrego Springs135San Diego County2,631
Santa Rosa Valley136Ventura County2,581
Harmony Grove137San Diego County2,516
Cayucos138San Luis Obispo County2,500
Casa Conejo139Ventura County2,499
Rancho Santa Fe140San Diego County2,449
Woodlands141San Luis Obispo County2,335
Piru142Ventura County2,334
Mission Canyon143Santa Barbara County2,276
Toro Canyon144Santa Barbara County1,789
Descanso145San Diego County1,727
Trabuco Canyon146Orange County1,696
Pine Valley147San Diego County1,677
Saticoy148Ventura County1,563
Somis149Ventura County1,551
Los Ranchos150San Luis Obispo County1,531
Julian151San Diego County1,488
Avila Beach152San Luis Obispo County1,305
Warm Springs153Orange County1,231
Summerland154Santa Barbara County1,202
Blacklake155San Luis Obispo County1,166
Pala156San Diego County1,137
Silverado157Orange County1,095
Shandon158San Luis Obispo County984
Santa Susana159Ventura County971
Jacumba160San Diego County954
Lakeside161San Diego County903
Los Olivos162Santa Barbara County894
Ballard163Santa Barbara County872
Modjeska164Orange County857
Spring Valley165San Diego County759
Elfin Forest166San Diego County697
Los Alamos167Santa Barbara County654
New Cuyama168Santa Barbara County548
Boulevard169San Diego County545
Santa Margarita170San Luis Obispo County528
Del Dios171San Diego County439
Edna172San Luis Obispo County421
Potrero173San Diego County369
San Simeon174San Luis Obispo County264
Garden Farms175San Luis Obispo County216
Sisquoc176San Luis Obispo County183
Mount Laguna177San Diego County151
Casmalia178Santa Barbara County78
Williams Canyon179Orange County66
Los Berros180San Luis Obispo County64
Whitley Gardens181San Luis Obispo County59
Garey182San Luis Obispo County47
Cuyama183San Luis Obispo County33

About Southwest California

San Diego County, Orange County, Ventura County, Santa Barbara County, and San Luis Obispo County are the counties generally considered part of Southwest California.

Sources

  1. City and Town Population Totals: 2020-2024