Sumner, WA Profile: Facts, Map & Data


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Sumner, Washington - Basic Facts

The City of Sumner is an incorporated place (Class Code P1) located in Pierce County at latitude 47.2269 and longitude -122.2363. Pierce County is in the Pacific time zone (GMT -8). The elevation is 75 feet.

The formal official name is the City of Sumner, but most people and references simply refer to it as Sumner, Washington.

The P1 Census Class Code for Sumner indicates a populated place that is also an incorporated place with the same name and the same census code. The Incorporated Place has a Functional Status Code "A" which identifies an active government providing primary general-purpose functions.

The formal boundaries for the City of Sumner (see map below) encompass a land area of 7.52 sq. miles and a water area of 0.11 sq. miles.

City of Sumner, WA Boundary Map


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


Total Population 9,487
Population in Households 9,481
Population in Familes 7,250
Population in Group Qrtrs 6
Population Density1 1,264
Diversity Index2 41


Total Households 4,002
Average Household Size 2.37
Family Households 2,442
Average Family Size 3


Total Housing Units 4,330 (100%)
Owner Occupied HU 1,970 (45.5%)
Renter Occupied HU 2,032 (46.9%)
Vacant Housing Units 328 ( 7.6%)
Median Home Value $240,119
Average Home Value $266,489


Median Household Income $50,157
Average Household Income $63,013
Per Capita Income $26,585
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.09% 0.42%
Households 0.13% 0.4%
Families -0.12% 0.28%
Median Household Income   2.43%
Per Capita Income   3.29%
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.


Sumner, WA - Peer Comparisons by Rank and Percentile

The table below compares Sumner 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 # 121 81st
Population Density1 # 242 62nd
Diversity Index2 # 249 61st
Median Household Income # 361 43rd
Per Capita Income # 284 55th

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