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Skagit County, WA Demographics

Skagit County, WA is the 11th most populous of 39 counties in Washington, with 129,488 residents across 1,730 square miles. That is about 75 people per square mile.

At the 2020 census

Population 129,488
Land area 1,730 sq mi
Density 75 / sq mi

Data: 2020 Census · American Community Survey 2024

How Skagit 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: Skagit County, WA

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

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

Census tracts in Skagit County, WA

Name Population Sq mi Per sq mi
Census Tract 9523.04 6,657 4.5 1,484
Census Tract 9524.03 5,814 4.2 1,374
Census Tract 9518 4,969 4.0 1,250
Census Tract 9523.01 4,922 1.0 4,928
Census Tract 9516 4,573 13.0 352
Census Tract 9522 4,560 2.7 1,671
Census Tract 9514 4,480 3.8 1,180
Census Tract 9509 4,447 62.5 71
Census Tract 9526 4,031 6.5 616
Census Tract 9515.03 3,968 1.5 2,673
Census Tract 9517 3,885 1.2 3,270
Census Tract 9519 3,874 22.6 172
Census Tract 9527 3,873 63.1 61
Census Tract 9523.03 3,832 0.8 4,783
Census Tract 9512 3,604 293.0 12
Census Tract 9521 3,521 32.8 107
Census Tract 9515.02 3,457 6.4 541
Census Tract 9515.01 3,421 1.1 3,194
Census Tract 9511.02 3,199 440.6 7
Census Tract 9404.01 3,182 2.9 1,085
Census Tract 9510 3,086 142.2 22
Census Tract 9404.03 3,011 1.1 2,641
Census Tract 9508.02 3,004 35.7 84
Census Tract 9403.02 2,975 11.2 266
Census Tract 9524.01 2,914 0.7 4,163
Census Tract 9525 2,830 0.7 4,051
Census Tract 9405 2,633 0.5 4,795
Census Tract 9403.01 2,579 7.4 347
Census Tract 9402.01 2,488 1.3 1,983
Census Tract 9513 2,155 23.7 91
Census Tract 9508.01 2,051 23.1 89
Census Tract 9511.01 1,900 462.4 4
Census Tract 9524.04 1,899 0.2 10,633
Census Tract 9408.02 1,756 11.0 160
Census Tract 9406 1,681 1.0 1,672
Census Tract 9404.02 1,645 0.5 3,516
Census Tract 9407 1,593 0.6 2,846
Census Tract 9508.03 1,513 14.7 103
Census Tract 9408.01 1,472 1.2 1,190
Census Tract 9524.05 1,121 0.1 8,765
Census Tract 9501 948 22.8 42

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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 →