In 2023, Grand Coulee, WA had a population of 977 people with a median age of 48.2 and a median household income of $42,083. Between 2022 and 2023 the population of Grand Coulee, WA declined from 1,034 to 977, a −5.51% decrease and its median household income declined from $47,361 to $42,083, a −11.1% decrease.
The 5 largest ethnic groups in Grand Coulee, WA are White (Non-Hispanic) (72.1%), Two+ (Hispanic) (8.39%), Two+ (Non-Hispanic) (7.88%), American Indian & Alaska Native (Non-Hispanic) (5.83%), and White (Hispanic) (2.05%).
None of the households in Grand Coulee, 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.
99.9% of the residents in Grand Coulee, WA are U.S. citizens.
In 2023, the median property value in Grand Coulee, WA was $211,900, and the homeownership rate was 63.8%.
Most people in Grand Coulee, WA drove alone to work, and the average commute time was 14.7 minutes. The average car ownership in Grand Coulee, WA was 2 cars per household.