Kelso, WA 98626 ZIP Code Profile

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Kelso, WA

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Preferred City Name & Primary Data

Preferred Name, USPS
Kelso, WA 98626

Primary Data:

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 657
  • Single Family Addresses: 9,012
  • Multi-Family Addresses: 664
  • County: Cowlitz County
  • Centroid: Latitude 46.145, Longitude -122.88
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

Kelso, WA 98626 - Peer Comparisons by Rank and Percentile

The table below compares 98626 to the other 572 ZIP Codes 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 # 110 81st
Population Density1 # 268 53rd
Diversity Index2 # 276 52nd
Median Household Income # 409 29th
Per Capita Income # 431 25th

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


Kelso, WA 98626 Data & Demographics (As of July 1, 2014)


Total Population 25,122
Population in Households 25,053
Population in Familes 20,172
Population in Group Qrtrs 69
Population Density1 166
Diversity Index2 36


Total Households 9,623
Average Household Size 2.6
Family Households 6,648
Average Family Size 3


Total Housing Units 10,396 (100%)
Owner Occupied HU 6,069 (58.4%)
Renter Occupied HU 3,554 (34.2%)
Vacant Housing Units 773 ( 7.4%)
Median Home Value $158,558
Average Home Value $178,205


Median Household Income $43,169
Average Household Income $56,126
Per Capita Income $21,538
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.29% 0.19%
Households 0.38% 0.25%
Families 0.19% 0.13%
Median Household Income   2.38%
Per Capita Income   2.58%
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.

Information Updates

The Demographic Data for the 1,481 Washington cities, towns, counties, ZIP Codes and Census Designated Places (CDPs) profiled in this gazetteer is updated annually. Last Update: July 1, 2014.

The ZIP Code maps and the data regarding the number of residential and business addresses in each ZIP Code are updated four times per year. Last Update: November 1, 2014.

The information on the 42,524 Washington Physical, Cultural and Historic Features is updated six times per year. Last Update: December 2, 2014.

The School Attendance Zone Maps for 2,201 Washington public schools are updated four times per year. Last Update: October 6, 2014.