Cowlitz

County in Washington

County

The population development of Cowlitz.

Name	Status	Population Census 1990-04-01	Population Census 2000-04-01	Population Census 2010-04-01	Population Census 2020-04-01	Population Estimate 2024-07-01
Cowlitz	County	82,119	92,948	102,410	110,736	113,982	→
Washington	State	4,866,692	5,894,121	6,724,540	7,707,586	7,958,180

Contents: Incorporated Places

The population development of the incorporated places in Cowlitz.

The Details icon links to further information about a selected place including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).

Name	Status	County	Population Census 1990-04-01	Population Census 2000-04-01	Population Census 2010-04-01	Population Census 2020-04-01	Population Estimate 2024-07-01
Castle Rock	City	Cowlitz	2,219	2,424	2,113	2,449	2,445	→
Kalama	City	Cowlitz	1,571	1,821	2,361	2,959	3,131	→
Kelso	City	Cowlitz	11,822	11,804	11,915	12,716	12,737	→
Longview	City	Cowlitz	32,101	35,364	36,833	37,819	38,294	→
Woodland	City	Cowlitz / Clark	2,651	3,886	5,542	6,529	6,496	→

Source: U.S. Census Bureau.

Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.

Further information about the population structure:

Gender (C 2020)
Males	54,838
Females	55,892

Age Groups (C 2020)
0-17 years	25,134
18-64 years	63,688
65+ years	21,908

Age Distribution (C 2020)
80+ years	4,582
70-79 years	10,245
60-69 years	14,879
50-59 years	14,214
40-49 years	12,939
30-39 years	13,669
20-29 years	12,575
10-19 years	14,062
0-9 years	13,565

Urbanization (C 2020)
Rural	36,515
Urban	74,215

»Race« (C 2020)
White	90,812
Black/African American	820
Indigenous	1,720
Asian	1,772
Pacific Islander	668
Some other	4,744
2 or more	10,194

Ethnicity (C 2020)
Hispanic or Latino	10,802
Other	99,928