Fern Acres, HI Profile: Facts, Map & Data


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Fern Acres, Hawaii - Basic Facts

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The Fern Acres Census Designated Place had a population of 1,633 as of July 1, 2017. Fern Acres ranks in the lower quartile for Population Density and the upper quartile for 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 Fern Acres is located at latitude 19.5082 and longitude -155.0785 in Hawaii County. The formal boundaries for the Fern Acres Census Designated Place (see map below) encompass a land area of 6.81 sq. miles and a water area of 0 sq. miles. Hawaii County is in the Hawaii time zone (GMT -10). The elevation is 1,532 feet.

The Fern Acres Census Designated Place (GNIS ID: 2414017) 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 Fern Acres Census Designated Place is located within Keaau-Mountain View Division of Hawaii County.

Beneath the boundary map are tables with Fern Acres 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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Fern Acres Census Designated Place, HI Boundary Map

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


Total Population 1,633
Daytime Population: Workers 26
Daytime Population: Residents 1,023
Total Daytime Population (TDP) 1,049
Ratio TDP/Total Population1 0.64
Population in Households 1,633
Population in Familes 1,233
Population in Group Qrtrs 0
Population Density2 240
Diversity Index3 88


Median Household Income $52,990
Average Household Income $71,103
Per Capita Income $27,834


Total Housing Units 748 (100%)
Owner Occupied HU 496 (66.3%)
Renter Occupied HU 141 (18.9%)
Vacant Housing Units 111 (14.8%)
Median Home Value $173,704
Average Home Value $182,712


Total Households 637
Average Household Size 2.56
Family Households 380
Average Family Size 3
  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 1.14% 1.14%
Households 0.97% 1.11%
Families 0.52% 1.03%
Median Household Income   1.03%
Per Capita Income   2.11%

Fern Acres, HI - Peer Comparisons by Rank and Percentile

The table below compares Fern Acres 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 # 105 31st
Population Density # 120 21st
Diversity Index # 28 81st
Median Household Income # 113 26th
Per Capita Income # 88 42nd

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

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