ZIP Code 98010
About Black Diamond
Black Diamond is a city in King County, Washington, United States. The population was 4,697 at the 2020 census. In 2023, with a 40.6% growth rate, Black Diamond was the fastest growing small city in King County.
From Wikipedia — text licensed CC BY-SA 4.0.
Area Profile
US Census (ACS 5-year · Gazetteer)
6,351
population
$148,692
median household income
426
people / sq mi
$793,300
median home value
$2,304
median gross rent
38.6
median age
2,540
housing units
2,425
households
14.9
land area (sq mi)
Points of interest
- grocery
- coffee
- gym