Soap Lake, WA 98851 ZIP Code Profile

Related Place Profiles:
Adco, WA | Adrian, WA | Lakeview Park, WA | Soap Lake, WA

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ZIP Code 98851: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Soap Lake, WA 98851

Not Acceptable, USPS
Adco, WA 98851
Adrian, WA 98851
Lakeview Park, WA 98851

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 58
  • Single Family Addresses: 811
  • Multi-Family Addresses: 0
  • County: Grant County
  • Centroid: Latitude 47.395, Longitude -119.452
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

Neighborhood Data

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98851 ZIP Code Map

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Soap Lake, WA 98851 Data & Demographics (As of July 1, 2017)


Total Population 3,999
Daytime Population: Workers 572
Daytime Population: Residents 2,429
Total Daytime Population (TDP) 3,001
Ratio TDP/Total Population1 0.75
Population in Households 3,949
Population in Familes 2,990
Population in Group Qrtrs 50
Population Density2 29
Diversity Index3 44


Median Household Income $36,532
Average Household Income $55,650
Per Capita Income $24,089


Total Housing Units 2,105 (100%)
Owner Occupied HU 1,165 (55.3%)
Renter Occupied HU 550 (26.1%)
Vacant Housing Units 390 (18.5%)
Median Home Value $125,230
Average Home Value $153,047


Total Households 1,715
Average Household Size 2.3
Family Households 1,012
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 0.36% 0.47%
Households 0.28% 0.37%
Families 0.15% 0.31%
Median Household Income   3.8%
Per Capita Income   4.15%

Soap Lake, WA 98851 - Peer Comparisons by Rank and Percentile

The table below compares 98851 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 # 308 48th
Population Density # 394 33rd
Diversity Index # 234 60th
Median Household Income # 548 6th
Per Capita Income # 433 26th

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

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