There are 115 zip codes in San Diego County, California. The most populated is 91911, located in Chula Vista. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
City
Population
91911Chula Vista87,799
92154San Diego83,758
92126San Diego78,111
91910Chula Vista76,313
92105San Diego72,688
92021El Cajon69,638
92114San Diego66,487
91977Spring Valley65,497
92115San Diego61,456
92071Santee59,795
92020El Cajon59,775
92057Oceanside58,022
91950National City57,844
92130San Diego57,363
91913Chula Vista56,102
92027Escondido55,750
92117San Diego54,499
92056Oceanside54,190
92026Escondido53,053
92078San Marcos53,019
92129San Diego52,495
92028Fallbrook51,135
92127San Diego51,107
92113San Diego50,983
92025Escondido50,270
92024Encinitas50,222
92084Vista49,971
92128San Diego49,273
92064Poway48,783
92058Oceanside48,272
92111San Diego47,710
92069San Marcos46,648
92104San Diego46,613
92009Carlsbad46,334
92101San Diego46,025
92122San Diego45,988
92019El Cajon45,937
92040Lakeside45,906
92109San Diego44,009
91942La Mesa40,995
92102San Diego40,051
92672San Clemente38,020
92083Vista37,864
92037La Jolla37,665
92054Oceanside37,050
92065Ramona36,836
91915Chula Vista35,608
92131San Diego35,227
92139San Diego34,930
92103San Diego34,296
91941La Mesa33,602
92123San Diego32,951
92116San Diego31,836
92124San Diego31,121
92110San Diego30,773
92120San Diego30,241
92081Vista29,475
92107San Diego29,435
92173San Ysidro28,609
91945Lemon Grove27,541
92008Carlsbad27,373
91932Imperial Beach26,157
92011Carlsbad24,472
92119San Diego24,419
92108San Diego24,201
92082Valley Center20,678
92106San Diego20,483
92029Escondido19,986
91901Alpine18,669
92118Coronado17,602
91914Chula Vista17,373
91902Bonita17,121
92010Carlsbad16,566
92014Del Mar12,532
92075Solana Beach12,072
92007Cardiff By The Sea11,939
91978Spring Valley11,006
92055Camp Pendleton10,618
92136San Diego9,630
91935Jamul9,320
92067Rancho Santa Fe9,186
92003Bonsall4,404
91906Campo4,281
92121San Diego4,150
92004Borrego Springs3,200
92036Julian3,075
92179San Diego3,031
92145San Diego2,810
92140San Diego2,807
91962Pine Valley2,528
92093La Jolla2,044
91916Descanso1,833
92061Pauma Valley1,677
92059Pala1,456
91905Boulevard1,411
92086Warner Springs1,409
92091Rancho Santa Fe1,288
91934Jacumba1,251
92135San Diego1,095
91917Dulzura851
92070Santa Ysabel761
91931Guatay749
91963Potrero624
92092La Jolla521
92060Palomar Mountain506
92066Ranchita319
92134San Diego241
92155San Diego196
92147San Diego180
91948Mount Laguna104
91980Tecate103
92161San Diego12
92096San Marcos0
92132San Diego0
92182San Diego0
showing: 115 rows

San Diego County, California Zip Codes by Population (2024)