| ZIP Codes: | 69 ZIP Codes (37 Standard, 24 PO Box, 8 Unique) [See All] |
| Area Code: | 808 |
| Timezone: | GMT -13:00 |
| Local Time: | 2:11:50 PM |
| Population: | 1,001,146 [See All] |
| FIPS: | 15003 |
| CBSA: | Urban Honolulu, HI |
| Land Area: | 600 sq mi |
| Water Area: | 65 sq mi |
| Coordinates: | 21.3622, -157.8923 |
| Quick Link: |
1,001,146 residents live across 69 ZIPs covering 600 sq mi, served by 27 distinct USPS-recognized cities.
Population moved from 975,690 to 1,000,250 from 2014 to 2024 — a +2.5% change. 17 ZIPs gained residents, 16 lost (and 2 held flat).
The county's wealthiest ZIP 96821 (Honolulu, $174,938 median) and poorest ZIP 96826 (Honolulu, $68,296) are 5.1 miles apart — a 2.6× income gap across local geography.
Median home values vary 3.1× across this county — from $507,200 in 96826 (Honolulu) to $1,563,300 in 96821 (Honolulu).
Density varies 313× across the county — from 85 people/sq mi in 96731 (Kahuku) to 26,689 in 96826 (Honolulu).
Educational attainment ranges from 16.3% bachelor's+ in 96792 (Waianae) to 61.1% in 96821 (Honolulu) — the breadth of educational profiles across the area.
Within Hawaii, this is the #1 most populous of 5 counties and ranks #1 for median household income .
On the national stage, Honolulu County is the #49 most populous US county .
Hosts 4 single-entity Unique ZIPs: 96843Board Of Water Supply ; 96848East West Center ; 96840Hawaiian Electric Company ; and 96846Bank Of Hawaii .
Weighted by population, the typical household earns about $109,349 across the county — reflecting what a typical resident sees, not a simple ZIP average.
38.5% of adults age 25+ hold a bachelor's degree or higher (272,319 of 708,001 reporting). The most-educated ZIPs cluster around Honolulu.
37 Standard delivery, 24 PO Box only, 8 single-entity Unique ZIPs serve this county.
1 ZIP in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
8 ZIP codes in this county serve a single facility — typically theme parks, universities, large corporations, airports, or government complexes.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 96706 | Ewa Beach | Standard | 83,692 | $129,456 | 17.5 | 26.0% |
| 96797 | Waipahu | Standard | 72,435 | $114,654 | 32.7 | -3.9% |
| 96744 | Kaneohe | Standard | 57,620 | $131,653 | 31.1 | 9.5% |
| 96817 | Honolulu | Standard | 55,492 | $75,476 | 9.5 | -0.2% |
| 96818 | Honolulu | Standard | 54,822 | $100,567 | 6.7 | -1.0% |
| 96789 | Mililani | Standard | 54,278 | $127,066 | 11.2 | -0.1% |
| 96816 | Honolulu | Standard | 50,883 | $114,609 | 9.6 | 0.4% |
| 96734 | Kailua | Standard | 50,670 | $132,782 | 23.9 | -5.4% |
| 96819 | Honolulu | Standard | 50,345 | $99,848 | 24.4 | -5.9% |
| 96792 | Waianae | Standard | 49,618 | $87,509 | 51.1 | 3.9% |
| 96707 | Kapolei | Standard | 48,807 | $119,940 | 27.8 | 14.1% |
| 96822 | Honolulu | Standard | 43,747 | $95,947 | 8.1 | -5.3% |
| 96786 | Wahiawa | Standard | 40,658 | $85,554 | 38.2 | -10.2% |
| 96701 | Aiea | Standard | 39,200 | $111,173 | 25.0 | 1.7% |
| 96782 | Pearl City | Standard | 37,475 | $108,669 | 29.1 | -7.8% |
| 96825 | Honolulu | Standard | 30,913 | $153,210 | 11.5 | 3.8% |
| 96826 | Honolulu | Standard | 29,174 | $68,296 | 1.1 | -6.9% |
| 96815 | Honolulu | Standard | 27,530 | $77,096 | 2.3 | -6.6% |
| 96813 | Honolulu | Standard | 26,766 | $91,690 | 3.5 | 21.4% |
| 96814 | Honolulu | Standard | 24,689 | $77,768 | 1.2 | 31.0% |
| 96821 | Honolulu | Standard | 20,053 | $174,938 | 11.6 | 3.3% |
| 96795 | Waimanalo | Standard | 10,675 | $120,714 | 11.1 | 1.6% |
| 96712 | Haleiwa | Standard | 8,204 | $88,333 | 65.7 | -2.0% |
| 96791 | Waialua | Standard | 6,377 | $97,470 | 58.7 | -15.3% |
| 96762 | Laie | Standard | 5,710 | $125,645 | 4.6 | 0.6% |
| 96860 | Jbphh | Standard | 4,710 | — | 1.8 | 295.1% |
| 96717 | Hauula | Standard | 4,580 | $102,978 | 26.0 | -9.6% |
| 96857 | Schofield Barracks | Standard | 4,039 | — | 1.3 | 41.3% |
| 96731 | Kahuku | Standard | 2,782 | $73,417 | 32.6 | -0.1% |
| 96863 | Mcbh Kaneohe Bay | Standard | 2,302 | — | 0.1 | 8425.9% |
| 96730 | Kaaawa | Standard | 1,478 | $126,563 | 9.7 | 11.9% |
| 96848 | Honolulu | Unique | 573 | $21,042 | 0.0 | — |
| 96853 | Jbphh | Standard | 526 | — | 2.1 | 50.7% |
| 96858 | Fort Shafter | Standard | 323 | — | 0.1 | — |
| 96859 | Tripler Army Medical Center | Standard | 0 | — | 0.0 | — |
| 96759 | Kunia | PO Box | 0 | — | 9.1 | -100.0% |
| 96820 | Honolulu | PO Box | 0 | — | 0.1 | — |
| 96850 | Honolulu | Standard | 0 | — | 0.0 | — |
| 96823 | Honolulu | PO Box | — | — | 0.0 | — |
| 96812 | Honolulu | PO Box | — | — | 0.0 | — |
| 96840 | Honolulu | Unique | — | — | 0.0 | — |
| 96846 | Honolulu | Unique | — | — | 0.0 | — |
| 96811 | Honolulu | PO Box | — | — | 0.0 | — |
| 96810 | Honolulu | PO Box | — | — | 0.0 | — |
| 96808 | Honolulu | PO Box | — | — | 0.0 | — |
| 96805 | Honolulu | PO Box | — | — | 0.0 | — |
| 96809 | Honolulu | PO Box | — | — | 0.0 | — |
| 96804 | Honolulu | PO Box | — | — | 0.0 | — |
| 96806 | Honolulu | PO Box | — | — | 0.0 | — |
| 96802 | Honolulu | PO Box | — | — | 0.0 | — |
| 96803 | Honolulu | PO Box | — | — | 0.0 | — |
| 96807 | Honolulu | PO Box | — | — | 0.0 | — |
| 96801 | Honolulu | PO Box | — | — | 0.0 | — |
| 96841 | Honolulu | Unique | — | — | 0.0 | — |
| 96847 | Honolulu | Unique | — | — | 0.0 | — |
| 96843 | Honolulu | Unique | — | — | 0.0 | — |
| 96839 | Honolulu | PO Box | — | — | 0.0 | — |
| 96837 | Honolulu | PO Box | — | — | 0.0 | — |
| 96844 | Honolulu | Unique | — | — | 0.0 | — |
| 96709 | Kapolei | PO Box | — | — | 0.0 | — |
| 96849 | Honolulu | Unique | — | — | 0.0 | — |
| 96838 | Honolulu | PO Box | — | — | 0.0 | — |
| 96898 | Cross State | PO Box | — | — | 0.0 | — |
| 96824 | Honolulu | PO Box | — | — | 0.0 | — |
| 96830 | Honolulu | PO Box | — | — | 0.0 | — |
| 96836 | Honolulu | PO Box | — | — | 0.0 | — |
| 96854 | Wheeler Army Airfield | Standard | — | — | 0.0 | — |
| 96861 | Camp H M Smith | Standard | — | — | 0.3 | — |
| 96828 | Honolulu | PO Box | — | — | 0.0 | — |