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Whitman County, WA Demographics

Whitman County, WA is the 22nd most populous of 39 counties in Washington, with 47,973 residents across 2,159 square miles. That is about 22 people per square mile.

At the 2020 census

Population 47,973
Land area 2,159 sq mi
Density 22 / sq mi

Data: 2020 Census · American Community Survey 2024

How Whitman County compares to the US

We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.

Central Location: Whitman County, WA

Measured from the county's main population center using 2020 census blocks.

We're computing the drive-time and radius areas around Whitman County, WA — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.

Census tracts in Whitman County, WA

Name Population Sq mi Per sq mi
Census Tract 1 6,684 0.6 11,809
Census Tract 3 6,049 62.5 97
Census Tract 2.01 4,576 41.3 111
Census Tract 6.01 4,574 0.4 11,513
Census Tract 4 4,160 52.8 79
Census Tract 9 3,841 793.0 5
Census Tract 7 3,517 348.6 10
Census Tract 8 3,503 137.1 26
Census Tract 6.02 3,486 32.1 109
Census Tract 5 2,896 0.6 5,091
Census Tract 2.02 2,563 0.8 3,287
Census Tract 10 2,124 689.5 3

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About this page

This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.

Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.

Read how BlockAtlas computes population within an area →