Kelso, WA 98626 ZIP Code Profile

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Kelso, WA

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ZIP Code 98626: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Kelso, WA 98626

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 646
  • Single Family Addresses: 9,163
  • Multi-Family Addresses: 672
  • County: Cowlitz County
  • Centroid: Latitude 46.145, Longitude -122.88
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

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.


98626 ZIP Code Map

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Kelso, WA 98626 Data & Demographics (As of July 1, 2017)


Total Population 24,729
Daytime Population: Workers 7,056
Daytime Population: Residents 15,568
Total Daytime Population (TDP) 22,624
Ratio TDP/Total Population1 0.91
Population in Households 24,669
Population in Familes 19,831
Population in Group Qrtrs 60
Population Density2 199
Diversity Index3 38


Median Household Income $48,586
Average Household Income $64,467
Per Capita Income $24,607


Total Housing Units 10,182 (100%)
Owner Occupied HU 5,928 (58.2%)
Renter Occupied HU 3,479 (34.2%)
Vacant Housing Units 775 ( 7.6%)
Median Home Value $198,624
Average Home Value $244,028


Total Households 9,407
Average Household Size 2.62
Family Households 6,496
Average Family Size 3
  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 0.38% 0.47%
Households 0.28% 0.41%
Families 0.19% 0.36%
Median Household Income   1.5%
Per Capita Income   2.53%

Kelso, WA 98626 - Peer Comparisons by Rank and Percentile

The table below compares 98626 to the other 585 ZIP Codes 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 # 123 79th
Population Density # 262 55th
Diversity Index # 289 51st
Median Household Income # 398 32nd
Per Capita Income # 422 28th

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

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