Orange County, California

Orange County, California, has 3,149,507 residents (July 2025 estimate). Its county seat is Santa Ana. It uses Pacific Time and covers 793 sq mi (2,055 km²) of land.

Los AngelesSan DiegoSan Jose
Orange County in California
AnaheimSanta AnaIrvineHuntington BeachGarden Grove
Orange County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
3,149,507
Land area
793 sq mi (2,055 km²)
County seat or government
Santa Ana
Time zone
Pacific TimeUTC-08:00 in January; UTC-07:00 in July
Median household income
$116,289 ± $871
Median home value
$962,600 ± $4,214
Median rent, with utilities
$2,434 ± $13
Homes lived in by their owners
56.4% ± 0.4 points
County type
County
Metro or micro area
Los Angeles-Long Beach-Anaheim, CA metro areaCentral county
Water area
156 sq mi (405 km²)
State
California
County code (FIPS)
06059
Coordinates (central point)
33.675687, -117.777207

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Orange County

Time zoneLocal time and UTC offsetNext clock change
Pacific TimeAmerica/Los_AngelesUTC-08:00 in January; UTC-07:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 9268389,833 people
  2. 9280483,537 people
  3. 9270482,120 people
  4. 9280574,661 people
  5. 9063168,309 people
  6. 9263067,152 people
  7. 9261866,126 people
  8. 9267764,139 people
  9. 9270362,447 people
  10. 9253061,768 people
  11. 9262061,631 people
  12. 9280160,547 people
All 93
  1. 9262760,393 people
  2. 9264759,047 people
  3. 9270758,695 people
  4. 9270856,258 people
  5. 9264654,615 people
  6. 9284054,534 people
  7. 9278054,374 people
  8. 9287052,826 people
  9. 9265652,229 people
  10. 9283351,842 people
  11. 9262650,708 people
  12. 9288649,704 people
  13. 9063049,318 people
  14. 9270548,781 people
  15. 9270147,818 people
  16. 9269247,022 people
  17. 9062046,608 people
  18. 9284346,414 people
  19. 9063845,933 people
  20. 9269145,841 people
  21. 9264845,827 people
  22. 9286744,726 people
  23. 9268843,320 people
  24. 9280243,132 people
  25. 9282141,623 people
  26. 9280641,003 people
  27. 9280737,296 people
  28. 9270637,175 people
  29. 9267236,939 people
  30. 9286936,271 people
  31. 9062135,984 people
  32. 9269435,764 people
  33. 9283135,618 people
  34. 9264935,346 people
  35. 9267535,095 people
  36. 9266034,890 people
  37. 9261233,714 people
  38. 9284133,219 people
  39. 9068031,991 people
  40. 9267930,818 people
  41. 9278230,073 people
  42. 9265329,624 people
  43. 9267329,406 people
  44. 9261429,239 people
  45. 9260228,261 people
  46. 9283227,298 people
  47. 9260426,491 people
  48. 9286826,380 people
  49. 9283526,005 people
  50. 9262925,579 people
  51. 9074024,254 people
  52. 9261724,017 people
  53. 9260623,990 people
  54. 9072023,805 people
  55. 9265123,557 people
  56. 9284423,188 people
  57. 9280821,539 people
  58. 9266321,368 people
  59. 9286520,589 people
  60. 9071520,182 people
  61. 9288719,725 people
  62. 9260318,387 people
  63. 9263717,289 people
  64. 9284516,143 people
  65. 9062315,545 people
  66. 9286615,331 people
  67. 9071613,599 people
  68. 9261012,867 people
  69. 9262512,294 people
  70. 926579,920 people
  71. 926558,026 people
  72. 926247,211 people
  73. 928235,846 people
  74. 928615,748 people
  75. 926613,079 people
  76. 926622,294 people
  77. 926762,085 people
  78. 92678664 people
  79. 90743468 people
  80. 90742405 people
  81. 926970 people

93 ZIP Code areas overlap Orange County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

Orange County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

School districts in Orange County, largest first

  1. Anaheim Union High School District396,784 people
  2. Capistrano Unified School District357,310 people
  3. Huntington Beach Union High School District314,595 people
  4. Irvine Unified School District276,516 people
  5. Garden Grove Unified School District272,738 people
  6. Fullerton Joint Union High School District259,116 people
  7. Santa Ana Unified School District247,365 people
  8. Orange Unified School District226,083 people
  9. Saddleback Valley Unified School District218,851 people
  10. Anaheim Elementary School District202,093 people
  11. Newport-Mesa Unified School District193,346 people
  12. Placentia-Yorba Linda Unified School District160,266 people
All 29
  1. Tustin Unified School District141,605 people
  2. Fullerton Elementary School District124,448 people
  3. Rowland Unified School District101,473 people
  4. Ocean View Elementary School District (Orange County)97,299 people
  5. Westminster School District81,513 people
  6. Huntington Beach City Elementary School District80,452 people
  7. Magnolia Elementary School District63,206 people
  8. Fountain Valley Elementary School District55,331 people
  9. Centralia Elementary School District54,607 people
  10. La Habra City Elementary School District52,052 people
  11. Los Alamitos Unified School District50,006 people
  12. Buena Park Elementary School District49,679 people
  13. Cypress Elementary School District47,732 people
  14. Brea-Olinda Unified School District43,376 people
  15. Lowell Joint Elementary School District32,937 people
  16. Savanna Elementary School District29,146 people
  17. Laguna Beach Unified School District26,850 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Anaheim, California (city)344,521 people
  2. Santa Ana, California (city)312,534 people
  3. Irvine, California (city)311,690 people
  4. Huntington Beach, California (city)195,240 people
  5. Garden Grove, California (city)170,964 people
  6. Fullerton, California (city)140,968 people
  7. Orange, California (city)138,266 people
  8. Costa Mesa, California (city)110,330 people
  9. Mission Viejo, California (city)92,151 people
  10. Westminster, California (city)89,860 people
  11. Lake Forest, California (city)86,281 people
  12. Newport Beach, California (city)83,845 people
All 47
  1. Buena Park, California (city)82,871 people
  2. Tustin, California (city)78,981 people
  3. Yorba Linda, California (city)67,170 people
  4. Laguna Niguel, California (city)64,139 people
  5. San Clemente, California (city)63,273 people
  6. La Habra, California (city)61,970 people
  7. Fountain Valley, California (city)56,258 people
  8. Placentia, California (city)52,826 people
  9. Aliso Viejo, California (city)51,113 people
  10. Cypress, California (city)49,498 people
  11. Brea, California (city)47,469 people
  12. Rancho Santa Margarita, California (city)46,990 people
  13. Stanton, California (city)39,402 people
  14. San Juan Capistrano, California (city)35,095 people
  15. Dana Point, California (city)32,790 people
  16. Laguna Hills, California (city)30,740 people
  17. North Tustin, California (CDP)25,807 people
  18. Seal Beach, California (city)24,722 people

See all 47 cities, towns and communities in Orange County, largest first

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Los Angeles County, California45 mi northwest
  2. San Diego County, California73 mi southeast
  3. Riverside County, California102 mi east
  4. San Bernardino County, California122 mi northeast

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.