Clayton, WA 99110 ZIP Code Profile

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Clayton, WA

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ZIP Code 99110: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Clayton, WA 99110

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 39
  • Single Family Addresses: 484
  • Multi-Family Addresses: 0
  • County: Stevens County
  • Centroid: Latitude 48.012, Longitude -117.526
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

ZIP Code 99110 has segments in 2 Counties (Spokane, Stevens).

Neighborhood Data

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99110 ZIP Code Map

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Clayton, WA 99110 Data & Demographics (As of July 1, 2017)


Total Population 1,741
Daytime Population: Workers 148
Daytime Population: Residents 1,101
Total Daytime Population (TDP) 1,249
Ratio TDP/Total Population1 0.72
Population in Households 1,741
Population in Familes 1,472
Population in Group Qrtrs 0
Population Density2 51
Diversity Index3 20


Median Household Income $45,323
Average Household Income $65,601
Per Capita Income $21,817


Total Housing Units 639 (100%)
Owner Occupied HU 460 (72.0%)
Renter Occupied HU 119 (18.6%)
Vacant Housing Units 60 ( 9.4%)
Median Home Value $184,516
Average Home Value $248,315


Total Households 579
Average Household Size 3.01
Family Households 426
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 0.17% 0.19%
Households 0.1% 0.14%
Families 0.03% 0.14%
Median Household Income   2.32%
Per Capita Income   2.83%

Clayton, WA 99110 - Peer Comparisons by Rank and Percentile

The table below compares 99110 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 # 377 36th
Population Density # 365 38th
Diversity Index # 506 14th
Median Household Income # 452 23rd
Per Capita Income # 506 14th

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

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