Kelso, WA Profile: Facts, Map & Data


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Kelso, Washington - Basic Facts

The City of Kelso had a population of 12,062 as of July 1, 2016.

The primary coordinate point for Kelso is located at latitude 46.1277 and longitude -122.8774 in Cowlitz County. The formal boundaries for the City of Kelso (see map below) encompass a land area of 8.14 sq. miles and a water area of 0.36 sq. miles. Cowlitz County is in the Pacific time zone (GMT -8). The elevation is 66 feet.

The City of Kelso (GNIS ID: 2410174) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Washington is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Kelso is located within Longview-Kelso Division of Cowlitz County.

Beneath the boundary map are tables with Kelso 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 Kelso: Wallace's.

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.


City of Kelso, WA Boundary Map

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Boundary Maps: Longview-Kelso Division | Cowlitz County | Washington Counties

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


Total Population 12,062
Population in Households 12,017
Population in Familes 9,126
Population in Group Qrtrs 45
Population Density1 1,482
Diversity Index2 45


Total Households 4,750
Average Household Size 2.53
Family Households 2,983
Average Family Size 3


Total Housing Units 5,283 (100%)
Owner Occupied HU 2,316 (43.8%)
Renter Occupied HU 2,433 (46.1%)
Vacant Housing Units 533 (10.1%)
Median Home Value $141,356
Average Home Value $169,635


Median Household Income $38,435
Average Household Income $51,433
Per Capita Income $20,320
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.18% 0.17%
Households 0.1% 0.11%
Families 0.18% -0.01%
Median Household Income   -0.08%
Per Capita Income   0.89%
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.

Kelso, WA - Peer Comparisons by Rank and Percentile

The table below compares Kelso 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 # 100 84th
Population Density1 # 206 67th
Diversity Index2 # 224 65th
Median Household Income # 532 15th
Per Capita Income # 542 14th

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

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