Allyn, WA Profile: Facts, Map & Data


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Allyn, Washington - Basic Facts

The Allyn Census Designated Place is a community or populated place (Class Code U5) located in Mason County at latitude 47.3852 and longitude -122.8418. Mason County is in the Pacific time zone (GMT -8). The elevation is 26 feet.

The formal official name is the Allyn Census Designated Place, but most people and references simply refer to it as Allyn, Washington.

The U5 Census Class Code for Allyn indicates a populated place that is also a census designated place with the same name.. The Census Designated Place has a Functional Status Code "S" which identifies a statistical entity.

The formal boundaries for the Allyn Census Designated Place (see map below) encompass a land area of 1.58 sq. miles and a water area of 0.08 sq. miles.

Allyn Census Designated Place, WA Boundary Map


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Boundary Maps: Union-Grapeview Division | Mason County | Washington Counties

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Allyn, WA Data & Demographics (As of July 1, 2014)


Total Population 2,011
Population in Households 2,009
Population in Familes 1,668
Population in Group Qrtrs 2
Population Density1 1,275
Diversity Index2 24


Total Households 900
Average Household Size 2.23
Family Households 661
Average Family Size 3


Total Housing Units 1,034 (100%)
Owner Occupied HU 779 (75.3%)
Renter Occupied HU 122 (11.8%)
Vacant Housing Units 134 (13.0%)
Median Home Value $254,724
Average Home Value $275,739


Median Household Income $59,582
Average Household Income $70,691
Per Capita Income $29,917
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.57% 0.29%
Households 0.72% 0.35%
Families 0.43% 0.27%
Median Household Income   2.84%
Per Capita Income   2.04%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Allyn, WA - Peer Comparisons by Rank and Percentile

The table below compares Allyn to the other 628 incorporated cities, towns and CDPs in Washington by rank and percentile using July 1, 2014 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 # 313 50th
Population Density1 # 240 62nd
Diversity Index2 # 454 28th
Median Household Income # 213 66th
Per Capita Income # 205 68th

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