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COUNTY · 2000 CENSUS

Cowlitz County

Washington · 92,948 residents · 1,141.159 sq mi
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The short version

Cowlitz County has roughly average household income, with a median household income of $39,797. Population has held roughly steady since 1990. 13% of adults hold a bachelor's degree or higher, below the national rate of 24%. Median home value has more than doubled since 1990, reaching $125,100.

At a glance
Lower income
below the US median
US median: $42,589
Mid-age
median age 36.9
US median: 35.2
Less educated
13% hold a bachelor's degree
US average: 24%
Less affordable
home values up 55%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

92,948
+13%since 1990
from 82,119 in 1990
1990 – 2025
81 / sq mi
+13%since 1990
from 72 / sq mi in 1990
US average: 242
36.9
+8%since 1990
from 34.3 in 1990
US average: 35.2
Population, 19902024
79K88K97K106K115K1990201020202024Cowlitz County
2024112K
1990201020202024
Section 02

Income & economy

$39,797
+8%inflation adjusted, since 1990
from $27,866 in 1990
US average: $42,589
1990 – 2024
$18,583
+47%since 1990
from $12,638 in 1990
US average: $21,522
14.0%
+0.6 ptssince 1990
from 13.3% in 1990
US average: 12.4%
Section 03

Housing

$125,100
+55%inflation adjusted, since 1990
from $61,400 in 1990
US average: $120,530
1990 – 2024
$518
+13%inflation adjusted, since 1990
from $348 in 1990
US average: $602
67.6%
+2.2 ptssince 1990
from 65.4% in 1990
32.4% rent
3.1
+43%since 1990
from 2.2 in 1990
1990 – 2024
RELATED:See current rent listings in Cowlitz County on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic95.2%(78,200)
Black0.3%(245)
Hispanic / Latino2%(1,635)
Asian1.6%(1,286)
Diversity Score15.8%(13,015)
2000
White, non-Hispanic89.9%(83,571)
Black0.5%(448)
Hispanic / Latino4.6%(4,231)
Asian1.3%(1,195)
Diversity Score15.6%(14,475)
16
−2%since 1990
from 16 in 1990
1990 – 2024
Section 05

Education

13.3%
+2.0 ptssince 1990
from 11.3% in 1990
US average: 24.4%
High school or higher
83.2%
+5.9 ptssince 1990
from 77.3% in 1990
US average: 80.3%
4.9%
+1.5 ptssince 1990
from 3.4% in 1990
US average: 8.8%
Section 06

Commute & transportation

14.9 min
−16%since 1990
from 17.7 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

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Frequently asked

How many people live in Cowlitz County, Washington?

Cowlitz County, Washington has about 92,948 residents according to the 2000 Census.

What is the median household income in Cowlitz County, Washington?

The typical household in Cowlitz County, Washington earns about $39,797 a year. Half of households make more than that, and half make less.

Is Cowlitz County, Washington expensive?

In Cowlitz County, Washington, the median home is worth about $125,100, and the typical rent is about $518 a month.

How educated are people in Cowlitz County, Washington?

About 13.3% of adults age 25 and over in Cowlitz County, Washington hold a bachelor's degree or higher.

What is the poverty rate in Cowlitz County, Washington?

About 14.0% of people in Cowlitz County, Washington live below the federal poverty line.

Has Cowlitz County, Washington grown since 1990?

Yes, Cowlitz County, Washington has grown since 1990. The population has added about 10,829 residents, a change of about 13 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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