Pomeroy, WA 99347 ZIP Code Profile

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Pomeroy, WA

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ZIP Code 99347: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Pomeroy, WA 99347

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 110
  • Single Family Addresses: 478
  • Multi-Family Addresses: 0
  • County: Garfield County
  • Centroid: Latitude 46.473, Longitude -117.6
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

ZIP Code 99347 has segments in 4 Counties (Asotin, Columbia, Garfield, Whitman).

Neighborhood Data

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99347 ZIP Code Map

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Pomeroy, WA 99347 Data & Demographics (As of July 1, 2017)


Total Population 2,250
Daytime Population: Workers 904
Daytime Population: Residents 1,211
Total Daytime Population (TDP) 2,115
Ratio TDP/Total Population1 0.94
Population in Households 2,214
Population in Familes 1,792
Population in Group Qrtrs 36
Population Density2 3
Diversity Index3 25


Median Household Income $50,795
Average Household Income $62,001
Per Capita Income $27,617


Total Housing Units 1,236 (100%)
Owner Occupied HU 724 (58.6%)
Renter Occupied HU 265 (21.4%)
Vacant Housing Units 247 (20.0%)
Median Home Value $143,333
Average Home Value $167,472


Total Households 989
Average Household Size 2.24
Family Households 647
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 0.02% -0.12%
Households 0.08% -0.1%
Families 0.02% -0.09%
Median Household Income   1.32%
Per Capita Income   2.07%

Pomeroy, WA 99347 - Peer Comparisons by Rank and Percentile

The table below compares 99347 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 # 356 39th
Population Density # 531 10th
Diversity Index # 418 29th
Median Household Income # 368 37th
Per Capita Income # 328 44th

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

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