Preston, WA 98050 ZIP Code Profile

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Preston, WA

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ZIP Code 98050: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Preston, WA 98050

  • ZIP Code Type: PO BOX
  • Businesses Addresses: 86
  • Single Family Addresses: 1
  • Multi-Family Addresses: 0
  • County: King County
  • Centroid: Latitude 47.533, Longitude -121.926
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

Neighborhood Data

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98050 ZIP Code Map

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Preston, WA 98050 Data & Demographics (As of July 1, 2017)


Total Population 467
Daytime Population: Workers 444
Daytime Population: Residents 247
Total Daytime Population (TDP) 691
Ratio TDP/Total Population1 1.48
Population in Households 465
Population in Familes 422
Population in Group Qrtrs 2
Population Density2 271
Diversity Index3 32


Median Household Income $128,577
Average Household Income $154,988
Per Capita Income $56,535


Total Housing Units 190 (100%)
Owner Occupied HU 150 (78.9%)
Renter Occupied HU 20 (10.5%)
Vacant Housing Units 20 (10.5%)
Median Home Value $790,179
Average Home Value $806,500


Total Households 170
Average Household Size 2.74
Family Households 139
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 1.44% 1.46%
Households 1.28% 1.37%
Families 1.48% 1.53%
Median Household Income   0.99%
Per Capita Income   1.69%

Preston, WA 98050 - Peer Comparisons by Rank and Percentile

The table below compares 98050 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 # 485 17th
Population Density # 242 59th
Diversity Index # 337 42nd
Median Household Income # 8 99th
Per Capita Income # 25 96th

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

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