In 2019, Cowlitz County, WA had a population of 107k people with a median age of 41.3 and a median household income of $54,506. Between 2018 and 2019 the population of Cowlitz County, WA grew from 105,112 to 106,778, a 1.58% increase and its median household income grew from $51,752 to $54,506, a 5.32% increase.
The 5 largest ethnic groups in Cowlitz County, WA are White (Non-Hispanic) (83.6%), White (Hispanic) (5.33%), Two+ (Non-Hispanic) (3.99%), Two+ (Hispanic) (1.63%), and Other (Hispanic) (1.49%). 0% of the households in Cowlitz County, WA speak a non-English language at home as their primary language.
98% of the residents in Cowlitz County, WA are U.S. citizens.
In 2019, the median property value in Cowlitz County, WA was $219,300, and the homeownership rate was 66.1%. Most people in Cowlitz County, WA drove alone to work, and the average commute time was 24.5 minutes. The average car ownership in Cowlitz County, WA was 2 cars per household.