Black Diamond, WA 98010 ZIP Code Profile

Related Place Profiles:
Black Diamond, WA | Morganville, WA

ZIP Code 98010: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Black Diamond, WA 98010

Not Acceptable, USPS
Morganville, WA 98010

  • ZIP Code Type: STANDARD
  • County: King County
  • Centroid: Latitude 47.311, Longitude -121.998
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes
  • Businesses Addresses: 196
  • PO Box Addresses: 420
  • Residential Addresses: 1,898
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1,898

The ZIP Code maps and database are updated 4 times per year.
Database updated: August 1, 2019, Maps updated: August 2, 2019.

Jump to... (On This Page!)
  1. 98010 2019 Demographic Data
  2. Growth Rates for 98010 (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Washington Research Tools (Easy Tools & Current Data)
  3. Washington Data Comparison Tool - 2019 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2019, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Black Diamond, WA 98010 Data & Demographics (As of July 1, 2019)


Total Population 5,705
Population in Households 5,705
Population in Familes 4,914
Population in Group Qrtrs 0
Population Density2 305
Diversity Index3 26


Median Household Income $106,040
Average Household Income $129,073
Per Capita Income $46,561


Total Housing Units 2,207 (100%)
Owner Occupied HU 1,771 (80.2%)
Renter Occupied HU 287 (13.0%)
Vacant Housing Units 149 ( 6.8%)
Median Home Value $530,417
Average Home Value $600,551


Total Households 2,058
Average Household Size 2.77
Family Households 1,587
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2019 2019-2024
Population 1.54% 1.45%
Households 1.31% 1.29%
Families 1.4% 1.36%
Median Household Income   2.23%
Per Capita Income   2.74%

Black Diamond, WA 98010 - Peer Comparisons by Rank and Percentile

The table below compares 98010 to the other 587 ZIP Codes in Washington by rank and percentile using July 1, 2019 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 285 52nd
Population Density # 236 60th
Diversity Index # 410 30th
Median Household Income # 41 93rd
Per Capita Income # 86 86th

Additional comparisons and rankings can be made with a VERY EASY TO USE Washington Census Data Comparison Tool.

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