Hawaii Gazetteer

Hawaii - Basic Information

Became a State: August 21, 1959 - 50th State
Population: 1,360,301 (2010 Census) - Ranks 40th
Land Area: 6,422.6 square miles - Ranks 47th
Population Density: 211.8 persons per square mile - Ranks 13rd
Housing Units: 519,508 (2010 Census)
Housing Unit Density: 80.9 housing units per square mile
July 1, 2016 Estimates: Hawaii Data and Demographics
State Capital: Honolulu
State Website: Official State of Hawaii Website
Hawaii State Flag
Hawaii state flag

Hawaii History


The United States acquired the area of Hawaii through annexation of the Republic of Hawaii on July 7, 1898. Hawaii was officially organized as a territory of the United States on June 14, 1900, with generally the same boundary as the present state. Hawaii was admitted to the Union on August 21, 1959, as the 50th state.

Hawaii Geographical Areas

See: Geographic Terms & Concepts

Counties & County Equivalents

Interactive Map of Hawaii Counties | Static Overview Map of Hawaii Counties

Hawaii has five counties.  Kalawao County, a former leper colony and now a national historic landmark, does not function as a governmental unit and is administered by the State Department of Health.  Honolulu County and city are governmentally consolidated, but through agreement with the State of Hawaii, the Census Bureau does not recognize the city for statistical purposes.

County Subdivisions

There are 44 county subdivisions in Hawaii. They are all census county divisions (CCDs), which are delineated for statistical purposes, have no legal function, and are not governmental units.

Places (Incorporated Cities, Towns & Census Designated Places (CDPs))

Hawaii has 151 places; all are census designated places (CDPs).  Hawaii is the only state that has no incorporated places recognized by the Census Bureau.  In agreement with the state, the legal consolidation of Honolulu County and city is not recognized for census purposes except for the Census of Governments.

Alphabetical List of Cities, Towns, CDPs and Other Populated Places
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q, R | S | T | U, V | W, X, Y, Z

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.

Hawaii Civil Features

Hawaii Civil Features: Political Subdivisions, Native Areas, Land Grants, etc. - sorted by Census Class Codes.

Metropolitan and Micropolitan Stastical Areas

There are 2 Metropolitan and 2 Micropolitan Statistical Areas in Hawaii. HI Metopolitan & Micropolitan Areas

Hawaii ZIP Code Tabulation Areas

There are 94 ZIP Code tabulation areas (ZCTAs) in Hawaii. View Hawaii ZIP Codes and ZIP Code Maps.

School Districts

Hawaii has one unified school district, covering the entire state and administered by the Hawaii Department of Education.  View Hawaii Public and Private Schools.

Congressional Districts

Hawaii has 2 congressional districts. An interactive map shows the contact information for each Representative as well as the boundaries for each Hawaii district. View Map of Hawaii Congressional Districts.

State Legislative Districts

There are 25 state senate districts and 51 state house districts in Hawaii.  There is one state house district and one state senate district not defined which are comprised solely of water area.

Native Hawaiian Areas

There are 75 Hawaiian home lands in the state of Hawaii.  Hawaiian home lands are unique to Hawaii and are lands held in trust for Native Hawaiians by the state, pursuant to the Hawaiian Homes Commission Act of 1920, as amended.

Other Information Of General Geographic Interest

The State of Hawaii is composed of seven main inhabited islands—Hawaii, Maui, Lanai, Molokai, Oahu, Kauai, and Niihau--and several smaller uninhabited islands along with the northwestern Hawaiian Islands.  The northwestern Hawaiian Islands are part of the City and County of Honolulu, except for the Midway Islands, which are under the control of the Federal Government and are not part of the state.

Hawaii is the most isolated population center on Earth.  It is 2,390 miles (3,850 km) from California, 3,850 miles (6,195 km) from Japan and 4,900 miles (7,885 km) from China.

Hawaii Physical, Cultural and Historic Features

  1. Hawaii Physical Features such as lakes, islands, streams, valleys, summits, etc.
  2. Hawaii Cultural Features such as schools, churches, hospitals, parks, dams, reservoirs, etc.
  3. Hawaii Historical Features and Hawaii Historic Landmarks

Hawaii Maps

  • To find a ZIP Code: input the address in the top-left search box of any ZIP Code Map.
  • To find the County: input the address in the top-left search box of the interactive HI map.
  • To find the School Attendance Zone: input the address in the top-left search box of any HI school map

Hawaii Census Data Comparison Tool

Compare Hawaii Census Data
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