Herron Island CDP, WA Profile: Facts, Map & Data


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Herron Island CDP, Washington - Basic Facts

The Herron Island Census Designated Place had a population of 161 as of July 1, 2017. Herron Island CDP ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Washington. See peer rankings below.

The primary coordinate point for Herron Island CDP is located at latitude 47.2647 and longitude -122.8349 in Pierce County. The formal boundaries for the Herron Island Census Designated Place (see map below) encompass a land area of 0.48 sq. miles and a water area of 0 sq. miles.

The Herron Island Census Designated Place (GNIS ID: 2584981) has a U2 Census Class Code which indicates a census designated place without an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

Washington is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Herron Island Census Designated Place is located within Key Peninsula-Anderson Island Division of Pierce County.

Beneath the boundary map are tables with Herron Island CDP 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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Herron Island Census Designated Place, WA Boundary Map

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Herron Island CDP, WA Data & Demographics (As of July 1, 2017)


Total Population 161
Daytime Population: Workers 4
Daytime Population: Residents 91
Total Daytime Population (TDP) 95
Ratio TDP/Total Population1 0.59
Population in Households 161
Population in Familes 125
Population in Group Qrtrs 0
Population Density2 338
Diversity Index3 25


Median Household Income $66,496
Average Household Income $90,268
Per Capita Income $37,996


Total Housing Units 369 (100%)
Owner Occupied HU 75 (20.3%)
Renter Occupied HU 17 ( 4.6%)
Vacant Housing Units 277 (75.1%)
Median Home Value $400,000
Average Home Value $466,447


Total Households 92
Average Household Size 1.75
Family Households 59
Average Family Size 2
  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 0.89% 0.97%
Households 0.77% 0.85%
Families 3.19% 1.0%
Median Household Income   4.25%
Per Capita Income   3.33%

Herron Island CDP, WA - Peer Comparisons by Rank and Percentile

The table below compares Herron Island CDP to the other 627 incorporated cities, towns and CDPs in Washington 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 # 577 8th
Population Density # 472 25th
Diversity Index # 474 25th
Median Household Income # 204 68th
Per Capita Income # 132 79th

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

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