In 2023, Grays River, WA had a population of 190 people with a median age of 61.4 and a median household income of $70,417. Between 2022 and 2023 the population of Grays River, WA declined from 257 to 190, a −26.1% decrease and its median household income grew from $69,318 to $70,417, a 1.59% increase.
The 5 largest ethnic groups in Grays River, WA are White (Non-Hispanic) (95.8%), Asian (Non-Hispanic) (2.63%), Two Races Excluding Other, & Three or More Races (Non-Hispanic) (1.58%), Black or African American (Non-Hispanic) (0%), and American Indian & Alaska Native (Non-Hispanic) (0%).
None of the households in Grays River, 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.
100% of the residents in Grays River, WA are U.S. citizens.