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County ProfileCA

Orange County

Population: 3,186,989 · 143 ZIP codes

Demographics

Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.

People
Total population
3,186,989
People
Median age
39.4
Housing
Total households
1,082,960
Income
Median household income
$116,289
Housing
Total housing units
1,146,169
Employment
Employment rate
61.9%
Education
Bachelor’s degree or higher
44.1%
Healthcare
Insured population
93.6%
County details
Local time 01:47:08(PT)
NameOrange
Total ZIP codes143total
ZIP codes (by type)
91 Standard50 PO Box2 Unique
Area code442, 562, 657, 714, 760, 840, 909, 949
TimezonePacific Time (PT)
Coordinates33.6756872, -117.7772068
Land area793.2 sq miles(2,054.5 km²)

Map of Orange county, California with ZIP codes

Map of Orange County, California and ZIP codes

Cities and Communities in Orange County

Compare the largest cities in Orange County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.

CityPopulation
Median incomeHousehold
ZIP codes
Anaheim346,824$101,14517ZIPs
Santa Ana310,227$95,11811ZIPs
Irvine307,670$145,73113ZIPs
Huntington Beach198,711$118,1056ZIPs
Garden Grove171,949$92,1747ZIPs
Fullerton143,617$104,2868ZIPs
Orange139,911$117,11311ZIPs
Costa Mesa111,918$111,5053ZIPs
Mission Viejo93,653$136,1233ZIPs
Westminster90,911$85,5413ZIPs
Lake Forest85,858$135,1751ZIPs
Newport Beach85,239$156,8676ZIPs
Buena Park84,034$110,5504ZIPs
Tustin80,276$112,5033ZIPs
Yorba Linda68,336$157,5823ZIPs
Laguna Niguel64,355$140,4522ZIPs
San Clemente64,293$140,0623ZIPs
La Habra63,097$100,1063ZIPs
Fountain Valley57,047$115,2372ZIPs
Aliso Viejo52,176$142,4392ZIPs
Placentia51,824$115,9292ZIPs
Cypress50,151$130,2151ZIPs
Rancho Santa Margarita47,949$152,5601ZIPs
Brea47,325$131,1293ZIPs
Stanton37,962$84,7071ZIPs
San Juan Capistrano35,196$129,4572ZIPs
Dana Point33,107$141,5201ZIPs
Laguna Hills31,374$128,8512ZIPs
Ladera Ranch26,170$184,4581ZIPs
Seal Beach25,242$85,9641ZIPs
Laguna Beach23,032$143,8432ZIPs
Laguna Woods17,644$59,2691ZIPs
La Palma15,581$117,9891ZIPs
Foothill Ranch12,545—1ZIPs
Corona Del Mar12,017—1ZIPs
Los Alamitos11,780$97,1552ZIPs
Newport Coast10,294—1ZIPs
Midway City8,825$66,6351ZIPs
Capistrano Beach7,170—1ZIPs
Villa Park5,843$202,2451ZIPs
Trabuco Canyon1,020$229,2392ZIPs
Silverado932$76,7971ZIPs
Sunset Beach748—1ZIPs
Surfside466—1ZIPs

— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.

ZIP Codes in Orange County

Review the most populated postal areas across Orange County. Use the ranking below to compare resident density and demographic scales between the county's major zones.

ZIPCity
Median incomeHousehold
Population (ZIP)
92683Westminster$85,58590,946
92804Anaheim$74,58886,127
92704Santa Ana$94,24982,841
92805Anaheim$85,62374,633
90631La Habra$104,25169,533
92630Lake Forest$125,85366,359
92703Santa Ana$80,81765,621
92620Irvine$144,57264,424
92677Laguna Niguel$140,45264,355
92801Anaheim$78,47763,163
92627Costa Mesa$108,99461,764
92647Huntington Beach$107,87760,455
92618Irvine$135,60957,488
92708Fountain Valley$115,23757,192
92646Huntington Beach$132,84156,788
92707Santa Ana$99,49156,456
92780Tustin$101,01756,034
92840Garden Grove$98,88154,365
92656Aliso Viejo$137,63953,473
92870Placentia$115,92952,749

Data Sources & Citations

The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:

  • United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
  • United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS