In 2018, Adams County, WA had a population of 19.5k people with a median age of 28.3 and a median household income of $49,142. Between 2017 and 2018 the population of Adams County, WA grew from 19,261 to 19,452, a 0.992% increase and its median household income grew from $48,131 to $49,142, a 2.1% increase.
The 5 largest ethnic groups in Adams County, WA are White (Hispanic) (34.8%), White (Non-Hispanic) (34.5%), Other (Hispanic) (23.5%), American Indian & Alaska Native (Hispanic) (3.27%), and Asian (Non-Hispanic) (0.936%). 0% of the households in Adams County, WA speak a non-English language at home as their primary language, and 80.5% of the residents in Adams County, WA are U.S. citizens.
In 2018, the median property value in Adams County, WA was $154,500, and the homeownership rate was 63.4%. Most people in Adams County, WA drove alone to work, and the average commute time was 17.5 minutes. The average car ownership in Adams County, WA was 2 cars per household.