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: 659
  • Single Family Addresses: 9,081
  • Multi-Family Addresses: 665
  • 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, 2015)


Total Population 28,349
Population in Households 28,089
Population in Familes 22,758
Population in Group Qrtrs 260
Population Density1 123
Diversity Index2 35


Total Households 10,899
Average Household Size 2.58
Family Households 7,519
Average Family Size 3


Total Housing Units 11,933 (100%)
Owner Occupied HU 6,944 (58.2%)
Renter Occupied HU 3,955 (33.1%)
Vacant Housing Units 1,034 ( 8.7%)
Median Home Value $184,397
Average Home Value $209,184


Median Household Income $46,807
Average Household Income $61,081
Per Capita Income $23,612
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.17% 0.1%
Households 0.24% 0.15%
Families 0.14% 0.08%
Median Household Income   2.42%
Per Capita Income   2.51%
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 98626 - Peer Comparisons by Rank and Percentile

The table below compares 98626 to the other 580 ZIP Codes in Washington by rank and percentile using July 1, 2015 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 # 97 83rd
Population Density1 # 298 49th
Diversity Index2 # 297 49th
Median Household Income # 364 37th
Per Capita Income # 381 34th

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