All combined statistical areas →

Portland-Vancouver-Salem, OR-WA Combined Statistical Area Demographics

Portland-Vancouver-Salem, OR-WA Combined Statistical Area is the 19th most populous of 184 combined statistical areas in the United States, with 3,280,736 residents across 12,715 square miles. That is about 258 people per square mile.

At the 2020 census

Population 3,280,736
Land area 12,715 sq mi
Density 258 / sq mi

Data: 2020 Census · American Community Survey 2024

How Portland-Vancouver-Salem, OR-WA Combined Statistical Area compares to the US

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

Central Location: Portland-Vancouver-Salem, OR-WA Combined Statistical Area

Measured from the combined statistical area's main population center using 2020 census blocks.

We're computing the drive-time and radius areas around Portland-Vancouver-Salem, OR-WA Combined Statistical Area — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.

Counties in the Portland-Vancouver-Salem, OR-WA Combined Statistical Area area

Name Population Sq mi Per sq mi
County Multnomah 815,428 431.3 1,891
County Washington 600,372 724.2 829
Clark County 503,311 628.5 801
Clackamas County 421,401 1,870.7 225
County Marion 345,920 1,182.3 293
Linn County, OR 128,610 2,289.3 56
Cowlitz County, WA 110,730 1,141.2 97
Yamhill County 107,722 715.9 150
Benton County, OR 95,184 675.2 141
Polk County 87,433 740.9 118
County Columbia 52,589 657.4 80
Skamania County 12,036 1,658.3 7

Related places

About this page

This page shows demographics for a US combined statistical area from the 2020 census and the American Community Survey: population, land area, density, and how the region compares to national averages.

Combined areas are built from whole counties, listed below. Statistics aggregate the member counties' census tracts.

Read how BlockAtlas computes population within an area →