Honolulu County, Hawaii

Honolulu County, Hawaii, has 988,703 residents (July 2025 estimate). Its county seat is Honolulu. It uses Hawaii-Aleutian Time and Samoa Time and covers 601 sq mi (1,556 km²) of land.

Hilo
Honolulu County in Hawaii
Urban Honolulu
Honolulu County (simplified outline). Open in OpenStreetMap ↗
Resident population, July 2025
988,703
Land area
601 sq mi (1,556 km²)
County seat or government
Honolulu
Time zone
Hawaii-Aleutian Time, Samoa TimeUTC-10:00
Median household income
$106,195 ± $1,953
Median home value
$897,500 ± $6,414
Median rent, with utilities
$2,083 ± $30
Homes lived in by their owners
59.8% ± 0.6 points
County type
County
Metro or micro area
Urban Honolulu, HI metro areaCentral county
Water area
1,565 sq mi (4,054 km²)
State
Hawaii
County code (FIPS)
15003
Coordinates (central point)
21.461365, -158.201974

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 Honolulu County

Time zoneLocal time and UTC offsetNext clock change
Hawaii-Aleutian TimePacific/HonoluluUTC-10:00. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.
Samoa TimePacific/MidwayUTC-11:00. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Honolulu County straddles 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. 9670683,692 people
  2. 9679772,435 people
  3. 9674457,620 people
  4. 9681755,492 people
  5. 9681854,822 people
  6. 9678954,278 people
  7. 9681650,883 people
  8. 9673450,670 people
  9. 9681950,345 people
  10. 9679249,618 people
  11. 9670748,807 people
  12. 9682243,747 people
All 38
  1. 9678640,658 people
  2. 9670139,200 people
  3. 9678237,475 people
  4. 9682530,913 people
  5. 9682629,174 people
  6. 9681527,530 people
  7. 9681326,766 people
  8. 9681424,689 people
  9. 9682120,053 people
  10. 9679510,675 people
  11. 967128,204 people
  12. 967916,377 people
  13. 967625,710 people
  14. 968604,710 people
  15. 967174,580 people
  16. 968574,039 people
  17. 967312,782 people
  18. 968632,302 people
  19. 967301,478 people
  20. 96848573 people
  21. 96853526 people
  22. 96858323 people
  23. 967590 people
  24. 968200 people
  25. 968500 people
  26. 968590 people

38 ZIP Code areas overlap Honolulu 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

We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

School districts in Honolulu County, largest first

  1. Hawaii Department of Education1,445,235 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.

Tribal areas in Honolulu County, largest first

  1. Nanakuli Hawaiian Home Land5,594 people
  2. Waimanalo Hawaiian Home Land3,415 people
  3. Waianae Hawaiian Home Land2,263 people
  4. Kanehili Hawaiian Home Land1,955 people
  5. Kaupea Hawaiian Home Land1,452 people
  6. Papakolea Hawaiian Home Land1,313 people
  7. Princess Kahanu Estates Hawaiian Home Land1,246 people
  8. Maluohai Hawaiian Home Land1,222 people
  9. East Kapolei Hawaiian Home Land1,157 people
  10. Waianae Kai Hawaiian Home Land629 people
  11. Kalawahine Hawaiian Home Land344 people
  12. Kewalo Hawaiian Home Land310 people
All 21
  1. Kakaina-Kumuhau Hawaiian Home Land280 people
  2. Waiahole Hawaiian Home Land59 people
  3. Lualualei Hawaiian Home Land39 people
  4. Maili Hawaiian Home Land5 people
  5. Haiku Hawaiian Home Land0 people
  6. Honolulu Makai Hawaiian Home Land0 people
  7. Kalaeloa Hawaiian Home Land0 people
  8. Kapolei Hawaiian Home Land0 people
  9. Waiawa Hawaiian Home Land0 people

American Indian, Alaska Native and Native Hawaiian areas as the Census Bureau maps them, with at least 2% of their area here, water included. These lines don’t decide membership, jurisdiction or land status.

Cities, towns and communities, largest first

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

  1. Urban Honolulu, Hawaii (CDP)345,482 people
  2. East Honolulu, Hawaii (CDP)51,360 people
  3. Pearl City, Hawaii (CDP)44,547 people
  4. Waipahu, Hawaii (CDP)40,482 people
  5. Kailua, Honolulu County, Hawaii (CDP)39,640 people
  6. Kaneohe, Hawaii (CDP)37,355 people
  7. Mililani Town, Hawaii (CDP)27,668 people
  8. Ewa Gentry, Hawaii (CDP)26,563 people
  9. Kapolei, Hawaii (CDP)22,232 people
  10. Mililani Mauka, Hawaii (CDP)21,278 people
  11. Makakilo, Hawaii (CDP)20,735 people
  12. Wahiawa, Hawaii (CDP)17,996 people
All 55
  1. Ocean Pointe, Hawaii (CDP)17,085 people
  2. Schofield Barracks, Hawaii (CDP)16,270 people
  3. Halawa, Hawaii (CDP)14,385 people
  4. Ewa Beach, Hawaii (CDP)14,376 people
  5. Royal Kunia, Hawaii (CDP)13,555 people
  6. Waimalu, Hawaii (CDP)13,061 people
  7. Waianae, Hawaii (CDP)12,918 people
  8. Nanakuli, Hawaii (CDP)12,383 people
  9. Maili, Hawaii (CDP)11,570 people
  10. Kaneohe Base, Hawaii (CDP)10,919 people
  11. Waipio, Hawaii (CDP)10,870 people
  12. Makaha, Hawaii (CDP)10,066 people
  13. Hickam Housing, Hawaii (CDP)9,425 people
  14. Aiea, Hawaii (CDP)9,087 people
  15. Ahuimanu, Hawaii (CDP)8,452 people
  16. East Kapolei, Hawaii (CDP)7,551 people
  17. Waikele, Hawaii (CDP)7,528 people
  18. Ewa Villages, Hawaii (CDP)7,415 people

See all 55 cities, towns and communities in Honolulu County, largest first

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See this county on Census.gov ↗