Southwest California Cities

182 cities

City
Rank
County
2025 Pop. ↓
San Diego1San Diego County1,389,672
Anaheim2Orange County336,414
Irvine3Orange County318,761
Santa Ana4Orange County310,069
Chula Vista5San Diego County273,349
Oxnard6Ventura County196,206
Huntington Beach7Orange County187,945
Oceanside8San Diego County167,390
Garden Grove9Orange County165,814
Escondido10San Diego County146,194
Orange11Orange County137,594
Fullerton12Orange County136,572
Simi Valley13Ventura County124,293
Thousand Oaks14Ventura County121,222
Carlsbad15San Diego County112,542
Santa Maria16Santa Barbara County110,123
San Buenaventura (Ventura)17Ventura County108,016
Costa Mesa18Orange County106,069
El Cajon19San Diego County100,935
Vista20San Diego County98,234
San Marcos21San Diego County93,747
Mission Viejo22Orange County88,735
Westminster23Orange County87,301
Lake Forest24Orange County85,782
Santa Barbara25Santa Barbara County84,990
Newport Beach26Orange County80,952
Buena Park27Orange County80,690
Tustin28Orange County76,238
Camarillo29Ventura County68,706
Yorba Linda30Orange County64,763
Laguna Niguel31Orange County61,807
San Clemente32Orange County61,046
La Mesa33San Diego County60,163
Encinitas34San Diego County60,070
La Habra35Orange County59,650
Santee36San Diego County59,220
National City37San Diego County54,584
Fountain Valley38Orange County54,464
Placentia39Orange County51,872
San Luis Obispo40San Luis Obispo County50,612
Brea41Orange County49,300
Aliso Viejo42Orange County49,056
Cypress43Orange County47,938
Poway44San Diego County47,559
Rancho Santa Margarita45Orange County45,057
Lompoc46Santa Barbara County42,140
La Presa47San Diego County39,730
Stanton48Orange County39,293
Eastern Goleta Valley49Santa Barbara County36,954
Temescal Valley50Orange County35,284
Moorpark51Ventura County35,074
Fallbrook52San Diego County34,504
San Juan Capistrano53Orange County34,484
Spring Valley54San Diego County33,569
Goleta55Santa Barbara County32,599
Santa Paula56Ventura County32,471
Dana Point57Orange County32,240
Orcutt58Santa Barbara County31,695
El Paso Robles (Paso Robles)59San Luis Obispo County30,900
Atascadero60San Luis Obispo County29,670
Laguna Hills61Orange County29,531
Lemon Grove62San Diego County27,547
North Tustin63Orange County25,184
Imperial Beach64San Diego County25,028
Ladera Ranch65Orange County24,659
Seal Beach66Orange County23,793
Rancho San Diego67San Diego County22,735
Ramona68San Diego County22,575
Lakeside69San Diego County22,037
Laguna Beach70Orange County21,888
Winter Gardens71San Diego County21,492
Port Hueneme72Ventura County20,709
Casa Oro-Mount Helix73San Diego County20,378
Coronado74San Diego County18,628
Nipomo75San Luis Obispo County18,333
Arroyo Grande76San Luis Obispo County18,113
Fillmore77Ventura County17,650
Bostonia78San Diego County17,218
Laguna Woods79Orange County16,585
Alpine80San Diego County16,330
Los Osos81San Luis Obispo County15,835
Coto Caza82Orange County15,824
Camp Pendleton South83San Diego County14,766
La Palma84Orange County14,675
University California-Santa Barbara85Santa Barbara County14,301
Bonita86San Diego County13,707
Oak Park87Ventura County13,581
Rancho Mission Viejo88Orange County13,371
Isla Vista89Santa Barbara County12,628
Carpinteria90Santa Barbara County12,550
Solana Beach91San Diego County12,507
Grover Beach92San Luis Obispo County12,444
Rossmoor93Orange County12,117
Camp Pendleton Mainside94San Diego County11,999
Los Alamitos95Orange County11,988
Valley Center96San Diego County11,342
Morro Bay97San Luis Obispo County10,473
Lakeland Village98Orange County10,321
San Diego Country Estates99San Diego County10,274
Guadalupe100Santa Barbara County8,890
Templeton101San Luis Obispo County8,849
California Polytechnic State University102San Luis Obispo County8,729
Montecito103Santa Barbara County8,420
Midway City104Orange County7,919
Pismo Beach105San Luis Obispo County7,871
Ojai106Ventura County7,355
Oceano107San Luis Obispo County7,287
Oak View108Ventura County7,069
Mira Monte109Ventura County6,833
Eucalyptus Hills110San Diego County6,786
Vandenberg Village111Santa Barbara County6,753
El Rio112Ventura County6,223
Jamul113San Diego County5,982
Solvang114Santa Barbara County5,875
Cambria115San Luis Obispo County5,773
Las Flores116Orange County5,704
Villa Park117Orange County5,555
Granite Hills118San Diego County4,898
Buellton119Santa Barbara County4,876
Santa Ynez120Santa Barbara County4,790
Harbison Canyon121San Diego County4,211
Bonsall122San Diego County4,168
San Miguel123San Luis Obispo County4,157
Meiners Oaks124Ventura County4,000
Lake San Marcos125San Diego County3,991
Del Mar126San Diego County3,815
Vandenberg AFB127Santa Barbara County3,767
Hidden Meadows128San Diego County3,751
Campo129San Diego County3,664
Crest130San Diego County3,326
Rancho Santa Fe131San Diego County3,012
Fairbanks Ranch132San Diego County2,981
San Miguel133San Luis Obispo County2,861
Borrego Springs134San Diego County2,825
Callender135San Luis Obispo County2,740
Channel Islands Beach136Ventura County2,609
Casa Conejo137Ventura County2,576
Harmony Grove138San Diego County2,549
Mission Canyon139Santa Barbara County2,530
Cayucos140San Luis Obispo County2,303
Santa Rosa Valley141Ventura County2,301
Woodlands142San Luis Obispo County2,261
Piru143Ventura County2,212
Pine Valley144San Diego County1,845
Saticoy145Ventura County1,778
Lakeside146San Diego County1,756
Toro Canyon147Santa Barbara County1,738
Warm Springs148Orange County1,676
Los Ranchos149San Luis Obispo County1,594
Trabuco Canyon150Orange County1,594
Avila Beach151San Luis Obispo County1,592
Descanso152San Diego County1,426
Somis153Ventura County1,354
Julian154San Diego County1,346
Pala155San Diego County1,235
Summerland156Santa Barbara County1,230
Santa Susana157Ventura County1,156
Silverado158Orange County1,098
Los Olivos159Santa Barbara County992
Shandon160San Luis Obispo County965
Modjeska161Orange County945
Jacumba162San Diego County931
Spring Valley163San Diego County900
Blacklake164San Luis Obispo County797
Ballard165Santa Barbara County784
Elfin Forest166San Diego County744
New Cuyama167Santa Barbara County707
Los Alamos168Santa Barbara County570
Santa Margarita169San Luis Obispo County558
Potrero170San Diego County472
Edna171San Luis Obispo County396
Boulevard172San Diego County370
Garden Farms173San Luis Obispo County366
Del Dios174San Diego County315
San Simeon175San Luis Obispo County268
Sisquoc176San Luis Obispo County148
Mount Laguna177San Diego County130
Los Berros178San Luis Obispo County67
Garey179San Luis Obispo County65
Casmalia180Santa Barbara County46
Williams Canyon181Orange County45
Cuyama182San Luis Obispo County11

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.