Black Diamond, WA 98010 ZIP Code Profile

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

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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
  • Businesses Addresses: 202
  • Single Family Addresses: 1,771
  • Multi-Family Addresses: 0
  • County: King County
  • Centroid: Latitude 47.311, Longitude -121.998
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

Neighborhood Data

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98010 ZIP Code Map

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Black Diamond, WA 98010 Data & Demographics (As of July 1, 2017)


Total Population 5,518
Daytime Population: Workers 686
Daytime Population: Residents 2,789
Total Daytime Population (TDP) 3,475
Ratio TDP/Total Population1 0.63
Population in Households 5,518
Population in Familes 4,735
Population in Group Qrtrs 0
Population Density2 291
Diversity Index3 25


Median Household Income $101,513
Average Household Income $128,521
Per Capita Income $46,466


Total Housing Units 2,138 (100%)
Owner Occupied HU 1,714 (80.2%)
Renter Occupied HU 281 (13.1%)
Vacant Housing Units 143 ( 6.7%)
Median Home Value $393,399
Average Home Value $463,346


Total Households 1,995
Average Household Size 2.77
Family Households 1,530
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  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.


2010-2017 2017-2022
Population 1.43% 1.38%
Households 1.18% 1.22%
Families 1.22% 1.22%
Median Household Income   1.36%
Per Capita Income   2.17%

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

The table below compares 98010 to the other 585 ZIP Codes in Washington by rank and percentile using July 1, 2017 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 51st
Population Density # 232 61st
Diversity Index # 420 28th
Median Household Income # 25 96th
Per Capita Income # 49 92nd

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

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