In 2022, Black Diamond, WA had a population of 5.31k people with a median age of 40 and a median household income of $134,076. Between 2021 and 2022 the population of Black Diamond, WA grew from 5,002 to 5,314, a 6.24% increase and its median household income grew from $118,140 to $134,076, a 13.5% increase.
The 5 largest ethnic groups in Black Diamond, WA are White (Non-Hispanic) (79.5%), Asian (Non-Hispanic) (6.87%), Two+ (Hispanic) (5.61%), Two+ (Non-Hispanic) (3.26%), and Other (Hispanic) (2.58%).
None of the households in Black Diamond, 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.
95.8% of the residents in Black Diamond, WA are U.S. citizens.
In 2022, the median property value in Black Diamond, WA was $746,900, and the homeownership rate was 86.4%.
Most people in Black Diamond, WA drove alone to work, and the average commute time was 37.5 minutes. The average car ownership in Black Diamond, WA was 2 cars per household.