County of honolulu

hawaii

History & Founding

Established in 1909, the county's origins are deeply intertwined with the broader history of the Hawaiian Islands. Prior to formal county structure, the islands were governed under the Kingdom of Hawaii and later, the Provisional Government. The name "Honolulu" itself derives from the Hawaiian words "ono" (delicious) and "lulu" (to flow), referring to a freshwater spring that provided a welcome refreshment to early inhabitants. The county’s formation coincided with Hawaii's transition to territorial status within the United States, reflecting a shift in governance and political influence. It played a pivotal role in the state's development, becoming the economic and population hub of the Hawaiian Islands and subsequently the state. A fascinating historical anecdote involves the pivotal role Honolulu played during World War II. The attack on Pearl Harbor, located within the county, brought the United States directly into the conflict, and the subsequent buildup of military presence dramatically reshaped the region and its economy.

Geography & Landscape

Situated on the island of Oʻahu, the county encompasses the vast majority of the island’s landmass and extends to the neighboring islands of Niʻihau, Kauaʻi, Molokaʻi, Lānaʻi, and Kahoʻolawe. The terrain is remarkably diverse, ranging from dramatic volcanic mountain ranges – including the iconic Diamond Head – to lush valleys, expansive plains, and stunning coastal landscapes. While rivers and large lakes are relatively scarce, numerous streams carve through the valleys, providing vital irrigation. The climate is tropical, characterized by warm temperatures year-round and consistent rainfall, particularly on the windward (eastern) side of the island. The county's natural beauty is further enhanced by its pristine beaches, vibrant coral reefs, and abundant marine life.

Economy & Communities

The county boasts a vibrant mix of urban, suburban, and rural communities. Honolulu, the county seat and state capital, is a bustling metropolis and the primary commercial center. Other major towns include Pearl City, Kailua, and Wahiawā, each possessing its own distinct character. Historically, agriculture, particularly sugar cane and pineapple cultivation, dominated the economy. Today, tourism remains a cornerstone, alongside a growing technology sector and a significant military presence. Notable employers include Hawaiian Airlines, Matson, and the U.S. Department of Defense. The area is heavily urbanized, particularly along the southern shore, but retains pockets of rural character in the central and northern regions, showcasing a compelling blend of modernity and traditional Hawaiian culture.

Points of Interest

The county is a treasure trove of attractions. Pearl Harbor National Memorial stands as a poignant reminder of a pivotal moment in history. Waikīkī Beach is world-renowned for its beauty and surf. The Polynesian Cultural Center offers immersive experiences of Polynesian cultures. Numerous parks, including Ala Moana Beach Park and Kapiʻolani Park, provide recreational opportunities. The annual Honolulu Festival celebrates Pacific Island cultures. Notable residents throughout history have included Barack Obama, who was born in Honolulu, and Duke Kahanamoku, the legendary surfer and Olympic swimmer. The county holds the record for the highest average daily temperature in the United States.

Information

State
hawaii
Type
County
Population
876,156
Land area
600 sq mi
Capital
Honolulu
Time zone
UTC-6
FIPS
15003

41 Cities

CityPopulationElevation
Honolulu371,65718 ft (5 m)
Ewa272,32849 ft (15 m)
Kaneohe34,97080 ft (24 m)
Waipahu33,10840 ft (12 m)
Pearl City30,97695 ft (29 m)
Waimalu29,371240 ft (73 m)
Mililani Town28,608720 ft (219 m)
Wahiawa16,151920 ft (280 m)
Ewa Beach14,6505 ft (2 m)
Schofield Barracks14,428-
Halawa13,891280 ft (85 m)
Makakilo City13,156400 ft (122 m)
Waipio11,67240 ft (12 m)
Nanakuli10,81410 ft (3 m)
Waianae10,5068 ft (2 m)
Village Park9,625280 ft (85 m)
Aiea9,01940 ft (12 m)
Ahuimanu8,506120 ft (37 m)
Makaha7,75322 ft (7 m)
Maili5,94320 ft (6 m)
Waipio Acres5,298700 ft (213 m)
Heeia4,94483 ft (25 m)
Ewa Gentry4,939-
Maunawili4,869160 ft (49 m)
Ewa Villages4,741-
Laie4,58510 ft (3 m)
Waimanalo Beach4,27120 ft (6 m)
Pupukea4,250-
Whitmore Village4,0571,002 ft (305 m)
Waialua3,76130 ft (9 m)
Waimanalo3,66425 ft (8 m)
Hauula3,6517 ft (2 m)
Kahaluu2,93543 ft (13 m)
Iroquois Point2,4625 ft (2 m)
Haleiwa2,22520 ft (6 m)
Kahuku2,09720 ft (6 m)
Mokuleia1,8395 ft (2 m)
Kaaawa1,3246 ft (2 m)
Makaha Valley1,289200 ft (61 m)
Waikane72630 ft (9 m)
Kawela Bay41010 ft (3 m)

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