Kapolei, HI Profile: Facts, Map & Data


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Kapolei, Hawaii - Basic Facts

The Kapolei Census Designated Place had a population of 18,013 as of July 1, 2017. Kapolei ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Hawaii. See peer rankings below.

The primary coordinate point for Kapolei is located at latitude 21.3403 and longitude -158.0665 in Honolulu County. The formal boundaries for the Kapolei Census Designated Place (see map below) encompass a land area of 4.14 sq. miles and a water area of 0 sq. miles. Honolulu County is in the Hawaii time zone (GMT -10). The elevation is 62 feet.

The Kapolei Census Designated Place (GNIS ID: 2583418) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

Hawaii is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Kapolei Census Designated Place is located within Ewa Division of Honolulu County.

Beneath the boundary map are tables with Kapolei population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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Kapolei Census Designated Place, HI Boundary Map

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Kapolei, HI Data & Demographics (As of July 1, 2017)


Total Population 18,013
Daytime Population: Workers 8,492
Daytime Population: Residents 8,355
Total Daytime Population (TDP) 16,847
Ratio TDP/Total Population1 0.94
Population in Households 17,898
Population in Familes 16,408
Population in Group Qrtrs 115
Population Density2 4,356
Diversity Index3 89


Median Household Income $101,803
Average Household Income $107,933
Per Capita Income $30,028


Total Housing Units 5,217 (100%)
Owner Occupied HU 3,924 (75.2%)
Renter Occupied HU 1,049 (20.1%)
Vacant Housing Units 244 ( 4.7%)
Median Home Value $558,586
Average Home Value $576,319


Total Households 4,973
Average Household Size 3.6
Family Households 4,297
Average Family Size 4
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 2.38% 1.61%
Households 2.53% 1.6%
Families 2.51% 1.58%
Median Household Income   0.91%
Per Capita Income   2.18%

Kapolei, HI - Peer Comparisons by Rank and Percentile

The table below compares Kapolei to the other 151 incorporated cities, towns and CDPs in Hawaii by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 15 91st
Population Density # 28 82nd
Diversity Index # 20 87th
Median Household Income # 15 91st
Per Capita Income # 66 57th

Additional comparisons and rankings can be made with a VERY EASY TO USE Hawaii Census Data Comparison Tool.

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