| ZIP Codes: | 144 ZIP Codes (89 Standard, 53 PO Box, 2 Unique) [See All] |
| Area Codes: | 562 / 626 / 657 / 714 / 840 / 909 / 949 |
| Timezone: | Pacific (GMT -08:00) |
| Local Time: | 2:11:29 PM |
| Population: | 3,175,270 [See All] |
| FIPS: | 06059 |
| CBSA: | Los Angeles-Long Beach-Anaheim, CA |
| Land Area: | 824 sq mi |
| Water Area: | 19 sq mi |
| Coordinates: | 33.7354, -117.8543 |
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3,175,270 residents live across 144 ZIPs covering 824 sq mi, served by 47 distinct USPS-recognized cities.
Population moved from 3,092,665 to 3,175,270 from 2014 to 2024 — a +2.7% change. 42 ZIPs gained residents, 46 lost.
The county's wealthiest ZIP 92679 (Trabuco Canyon, $211,250 median) and poorest ZIP 92637 (Laguna Woods, $59,269) are 12.2 miles apart — a 3.6× income gap across local geography.
Median home values vary 5.1× across this county — from $394,600 in 92637 (Laguna Woods) to $2,000,001 in 92660 (Newport Beach).
Density varies 571× across the county — from 28 people/sq mi in 92676 (Silverado) to 15,953 in 92655 (Midway City).
Most of the decade's growth concentrated around Irvine — top growth ZIPs averaged +119.8% over the past ten years ( 92618 , 92823 and 92617 ).
Educational attainment ranges from 11.0% bachelor's+ in 92701 (Santa Ana) to 82.9% in 92617 (Irvine) — the breadth of educational profiles across the area.
Within California, this is the #3 most populous of 58 counties and ranks #9 for median household income .
On the national stage, Orange County is the #6 most populous US county , ranks #71 for income .
Weighted by population, the typical household earns about $118,891 across the county — reflecting what a typical resident sees, not a simple ZIP average.
44.1% of adults age 25+ hold a bachelor's degree or higher (980,481 of 2,223,548 reporting). The most-educated ZIPs cluster around Irvine.
89 Standard delivery, 53 PO Box only, 2 single-entity Unique ZIPs serve this county.
20 ZIPs in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
Median household income spans 3.6× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 92683 | Westminster | Standard | 89,833 | $85,585 | 11.4 | -1.5% |
| 92804 | Anaheim | Standard | 83,537 | $76,141 | 6.9 | -2.8% |
| 92704 | Santa Ana | Standard | 82,120 | $99,777 | 7.5 | -5.7% |
| 92805 | Anaheim | Standard | 74,661 | $91,252 | 6.3 | 5.4% |
| 90631 | La Habra | Standard | 68,309 | $104,251 | 13.9 | -0.9% |
| 92630 | Lake Forest | Standard | 67,152 | $125,853 | 10.6 | 12.6% |
| 92618 | Irvine | Standard | 66,126 | $145,731 | 20.9 | 209.8% |
| 92677 | Laguna Niguel | Standard | 64,139 | $140,452 | 16.4 | -0.8% |
| 92703 | Santa Ana | Standard | 62,447 | $84,437 | 4.2 | -10.6% |
| 92620 | Irvine | Standard | 61,631 | $146,942 | 6.2 | 40.7% |
| 92801 | Anaheim | Standard | 60,547 | $83,725 | 6.4 | -5.2% |
| 92627 | Costa Mesa | Standard | 60,393 | $108,994 | 6.2 | -0.7% |
| 92647 | Huntington Beach | Standard | 59,047 | $105,110 | 7.7 | -1.2% |
| 92707 | Santa Ana | Standard | 58,695 | $105,168 | 5.2 | -7.7% |
| 92708 | Fountain Valley | Standard | 56,258 | $115,237 | 9.2 | -2.1% |
| 92646 | Huntington Beach | Standard | 54,615 | $130,672 | 8.2 | -1.6% |
| 92840 | Garden Grove | Standard | 54,534 | $98,881 | 5.1 | -3.1% |
| 92780 | Tustin | Standard | 54,374 | $101,017 | 6.3 | -10.0% |
| 92870 | Placentia | Standard | 52,826 | $115,929 | 6.8 | -1.2% |
| 92656 | Aliso Viejo | Standard | 52,229 | $137,639 | 8.2 | 1.7% |
| 92833 | Fullerton | Standard | 51,842 | $114,176 | 7.7 | -2.8% |
| 92626 | Costa Mesa | Standard | 50,708 | $114,249 | 10.0 | -1.7% |
| 92886 | Yorba Linda | Standard | 49,704 | $153,397 | 14.3 | 2.2% |
| 90630 | Cypress | Standard | 49,318 | $130,154 | 6.5 | 1.0% |
| 92705 | Santa Ana | Standard | 48,781 | $129,331 | 11.5 | 5.7% |
| 92701 | Santa Ana | Standard | 47,818 | $70,572 | 3.2 | -9.1% |
| 92692 | Mission Viejo | Standard | 47,022 | $131,175 | 9.3 | -4.0% |
| 90620 | Buena Park | Standard | 46,608 | $126,094 | 6.4 | 1.3% |
| 92843 | Garden Grove | Standard | 46,414 | $81,446 | 4.1 | 4.4% |
| 92691 | Mission Viejo | Standard | 45,841 | $141,045 | 8.7 | -4.8% |
| 92648 | Huntington Beach | Standard | 45,827 | $130,164 | 7.6 | -1.7% |
| 92867 | Orange | Standard | 44,726 | $130,741 | 8.2 | 0.4% |
| 92688 | Rancho Santa Margarita | Standard | 43,320 | $152,528 | 11.1 | -3.9% |
| 92802 | Anaheim | Standard | 43,132 | $84,419 | 4.5 | -1.4% |
| 92821 | Brea | Standard | 41,623 | $123,629 | 11.2 | 10.8% |
| 92806 | Anaheim | Standard | 41,003 | $97,265 | 7.7 | 3.5% |
| 92807 | Anaheim | Standard | 37,296 | $138,741 | 11.3 | 2.7% |
| 92706 | Santa Ana | Standard | 37,175 | $102,857 | 3.5 | 1.6% |
| 92672 | San Clemente | Standard | 36,939 | $111,989 | 68.8 | 5.4% |
| 92869 | Orange | Standard | 36,271 | $138,204 | 14.2 | -3.0% |
| 90621 | Buena Park | Standard | 35,984 | $97,612 | 4.2 | 1.4% |
| 92694 | Ladera Ranch | Standard | 35,764 | $189,966 | 18.9 | 45.6% |
| 92831 | Fullerton | Standard | 35,618 | $89,278 | 5.5 | 0.9% |
| 92649 | Huntington Beach | Standard | 35,346 | $123,257 | 8.0 | 7.2% |
| 92675 | San Juan Capistrano | Standard | 35,095 | $129,457 | 15.1 | -1.4% |
| 92660 | Newport Beach | Standard | 34,890 | $159,564 | 10.2 | -1.2% |
| 92612 | Irvine | Standard | 33,714 | $106,226 | 5.7 | 15.0% |
| 92841 | Garden Grove | Standard | 33,219 | $84,451 | 4.5 | 1.2% |
| 90680 | Stanton | Standard | 31,991 | $85,592 | 2.7 | 4.0% |
| 92679 | Trabuco Canyon | Standard | 30,818 | $211,250 | 72.8 | -6.1% |
| 92782 | Tustin | Standard | 30,073 | $146,080 | 5.6 | 33.2% |
| 92653 | Laguna Hills | Standard | 29,624 | $133,194 | 6.6 | 2.7% |
| 92673 | San Clemente | Standard | 29,406 | $182,178 | 15.2 | -1.6% |
| 92614 | Irvine | Standard | 29,239 | $122,821 | 4.4 | 14.0% |
| 92602 | Irvine | Standard | 28,261 | $161,620 | 16.2 | 20.1% |
| 92832 | Fullerton | Standard | 27,298 | $94,275 | 2.8 | 8.1% |
| 92604 | Irvine | Standard | 26,491 | $133,869 | 3.4 | -6.8% |
| 92868 | Orange | Standard | 26,380 | $97,500 | 3.4 | -3.6% |
| 92835 | Fullerton | Standard | 26,005 | $143,817 | 6.1 | 11.2% |
| 92629 | Dana Point | Standard | 25,579 | $142,807 | 5.2 | -5.1% |
| 90740 | Seal Beach | Standard | 24,254 | $85,347 | 8.3 | -0.1% |
| 92617 | Irvine | Standard | 24,017 | $91,529 | 2.3 | 52.0% |
| 92606 | Irvine | Standard | 23,990 | $135,598 | 3.4 | 7.6% |
| 90720 | Los Alamitos | Standard | 23,805 | $135,851 | 5.7 | 6.6% |
| 92651 | Laguna Beach | Standard | 23,557 | $146,604 | 17.7 | -0.5% |
| 92844 | Garden Grove | Standard | 23,188 | $79,701 | 2.1 | -4.6% |
| 92808 | Anaheim | Standard | 21,539 | $158,462 | 10.4 | 7.0% |
| 92663 | Newport Beach | Standard | 21,368 | $141,541 | 3.9 | -6.2% |
| 92865 | Orange | Standard | 20,589 | $127,431 | 3.8 | 4.4% |
| 92887 | Yorba Linda | Standard | 19,725 | $163,953 | 13.5 | -1.7% |
| 92603 | Irvine | Standard | 18,387 | $173,094 | 11.0 | -8.9% |
| 92637 | Laguna Woods | Standard | 17,289 | $59,269 | 3.8 | 6.2% |
| 92845 | Garden Grove | Standard | 16,143 | $136,485 | 2.1 | -6.2% |
| 90623 | La Palma | Standard | 15,545 | $116,594 | 1.9 | -1.4% |
| 92866 | Orange | Standard | 15,331 | $79,886 | 1.9 | -0.9% |
| 92610 | Foothill Ranch | Standard | 12,867 | $195,046 | 3.9 | 9.1% |
| 92625 | Corona Del Mar | Standard | 12,294 | $174,904 | 2.6 | -2.2% |
| 92657 | Newport Coast | Standard | 9,920 | $185,042 | 12.0 | 1.7% |
| 92655 | Midway City | Standard | 8,026 | $66,308 | 0.5 | -12.2% |
| 92624 | Capistrano Beach | Standard | 7,211 | $140,666 | 1.4 | 11.8% |
| 92823 | Brea | Standard | 5,846 | $169,900 | 12.7 | 97.5% |
| 92861 | Villa Park | Standard | 5,748 | $202,245 | 2.2 | -2.8% |
| 92661 | Newport Beach | Standard | 3,079 | $209,231 | 1.0 | -2.3% |
| 92662 | Newport Beach | Standard | 2,294 | $165,955 | 0.4 | -24.0% |
| 92676 | Silverado | Standard | 2,085 | $116,250 | 74.6 | 2.6% |
| 92678 | Trabuco Canyon | PO Box | 664 | $98,333 | 0.0 | 55.5% |
| 90743 | Surfside | PO Box | 468 | $170,966 | 0.1 | 41.8% |
| 90742 | Sunset Beach | PO Box | 405 | $122,250 | 0.3 | -51.9% |
| 92697 | Irvine | Unique | 0 | — | 0.1 | — |
| 92616 | Irvine | PO Box | — | — | 0.0 | — |
| 92658 | Newport Beach | PO Box | — | — | 0.0 | — |
| 92659 | Newport Beach | PO Box | — | — | 0.0 | — |
| 92609 | El Toro | PO Box | — | — | 0.0 | — |
| 92654 | Laguna Hills | PO Box | — | — | 0.0 | — |
| 92698 | Aliso Viejo | Unique | — | — | 0.0 | — |
| 92607 | Laguna Niguel | PO Box | — | — | 0.0 | — |
| 92693 | San Juan Capistrano | PO Box | — | — | 0.0 | — |
| 92674 | San Clemente | PO Box | — | — | 0.0 | — |
| 92652 | Laguna Beach | PO Box | — | — | 0.0 | — |
| 92690 | Mission Viejo | PO Box | — | — | 0.0 | — |
| 92735 | Santa Ana | PO Box | — | — | 0.0 | — |
| 92728 | Fountain Valley | PO Box | — | — | 0.0 | — |
| 92605 | Huntington Beach | PO Box | — | — | 0.0 | — |
| 92781 | Tustin | PO Box | — | — | 0.0 | — |
| 92685 | Westminster | PO Box | — | — | 0.0 | — |
| 92684 | Westminster | PO Box | — | — | 0.0 | — |
| 92615 | Huntington Beach | PO Box | — | — | 0.0 | — |
| 92619 | Irvine | PO Box | — | — | 0.0 | — |
| 92628 | Costa Mesa | PO Box | — | — | 0.0 | — |
| 92650 | East Irvine | PO Box | — | — | 0.0 | — |
| 92799 | Santa Ana | Standard | — | — | 0.0 | — |
| 92623 | Irvine | PO Box | — | — | 0.0 | — |
| 92842 | Garden Grove | PO Box | — | — | 0.0 | — |
| 92846 | Garden Grove | PO Box | — | — | 0.0 | — |
| 92859 | Orange | PO Box | — | — | 0.0 | — |
| 92856 | Orange | PO Box | — | — | 0.0 | — |
| 92711 | Santa Ana | PO Box | — | — | 0.0 | — |
| 92702 | Santa Ana | PO Box | — | — | 0.0 | — |
| 92814 | Anaheim | PO Box | — | — | 0.0 | — |
| 92812 | Anaheim | PO Box | — | — | 0.0 | — |
| 92825 | Anaheim | PO Box | — | — | 0.0 | — |
| 92862 | Orange | Standard | — | — | 0.0 | — |
| 92864 | Orange | PO Box | — | — | 0.0 | — |
| 92863 | Orange | PO Box | — | — | 0.0 | — |
| 90721 | Los Alamitos | PO Box | — | — | 0.0 | — |
| 90632 | La Habra | PO Box | — | — | 0.0 | — |
| 90633 | La Habra | PO Box | — | — | 0.0 | — |
| 92822 | Brea | PO Box | — | — | 0.0 | — |
| 92885 | Yorba Linda | PO Box | — | — | 0.0 | — |
| 92838 | Fullerton | PO Box | — | — | 0.0 | — |
| 92834 | Fullerton | PO Box | — | — | 0.2 | — |
| 92871 | Placentia | PO Box | — | — | 0.0 | — |
| 92817 | Anaheim | PO Box | — | — | 0.0 | — |
| 92837 | Fullerton | PO Box | — | — | 0.0 | — |
| 92836 | Fullerton | PO Box | — | — | 0.0 | — |
| 92899 | Anaheim | Standard | — | — | 0.1 | — |
| 92809 | Anaheim | Standard | — | — | 0.0 | — |
| 92811 | Atwood | PO Box | — | — | 0.0 | — |
| 90622 | Buena Park | PO Box | — | — | 0.0 | — |
| 90624 | Buena Park | PO Box | — | — | 0.0 | — |
| 92803 | Anaheim | PO Box | — | — | 0.0 | — |
| 92815 | Anaheim | PO Box | — | — | 0.0 | — |
| 92857 | Orange | PO Box | — | — | 0.0 | — |
| 92816 | Anaheim | PO Box | — | — | 0.0 | — |