Union, WA Profile: Facts, Map & Data


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Union, Washington - Basic Facts

The Union Census Designated Place had a population of 624 as of July 1, 2016.

The primary coordinate point for Union is located at latitude 47.3475 and longitude -123.0952 in Mason County. The formal boundaries for the Union Census Designated Place (see map below) encompass a land area of 1.62 sq. miles and a water area of 0 sq. miles. Mason County is in the Pacific time zone (GMT -8). The elevation is 148 feet.

The Union Census Designated Place (GNIS ID: 2586749) 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.

Washington is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Union Census Designated Place is located within Union-Grapeview Division of Mason County.

Beneath the boundary map are tables with Union population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Alternate Unofficial Names for Union: Union City.

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.


Union Census Designated Place, WA Boundary Map

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

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Union, WA Data & Demographics (As of July 1, 2016)


Total Population 624
Population in Households 624
Population in Familes 487
Population in Group Qrtrs 0
Population Density1 386
Diversity Index2 27


Total Households 292
Average Household Size 2.14
Family Households 189
Average Family Size 3


Total Housing Units 420 (100%)
Owner Occupied HU 241 (57.4%)
Renter Occupied HU 50 (11.9%)
Vacant Housing Units 128 (30.5%)
Median Home Value $335,922
Average Home Value $370,455


Median Household Income $50,610
Average Household Income $55,134
Per Capita Income $25,319
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.18% -0.16%
Households -0.11% -0.14%
Families 0.08% -0.21%
Median Household Income   0.53%
Per Capita Income   1.77%
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.

Union, WA - Peer Comparisons by Rank and Percentile

The table below compares Union to the other 627 incorporated cities, towns and CDPs in Washington by rank and percentile using July 1, 2016 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 # 443 30th
Population Density1 # 448 29th
Diversity Index2 # 421 33rd
Median Household Income # 376 40th
Per Capita Income # 372 41st

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

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