In 2023, Mattawa, WA had a population of 3.55k people with a median age of 22.5 and a median household income of $41,250. Between 2022 and 2023 the population of Mattawa, WA grew from 3,506 to 3,553, a 1.34% increase and its median household income declined from $45,500 to $41,250, a −9.34% decrease.
The 5 largest ethnic groups in Mattawa, WA are Other (Hispanic) (49.2%), Two Races Including Other (Hispanic) (33.2%), White (Hispanic) (15.9%), American Indian & Alaska Native (Hispanic) (1.55%), and Asian (Non-Hispanic) (0.0844%).
None of the households in Mattawa, WA reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
60.1% of the residents in Mattawa, WA are U.S. citizens.
Most people in Mattawa, WA drove alone to work, and the average commute time was 23.6 minutes. The average car ownership in Mattawa, WA was 2 cars per household.