Dayton, WA 99328 ZIP Code Profile

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Dayton, WA

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ZIP Code 99328: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Dayton, WA 99328

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 245
  • Single Family Addresses: 1,594
  • Multi-Family Addresses: 31
  • County: Columbia County
  • Centroid: Latitude 46.325, Longitude -117.974
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


99328 ZIP Code Map

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Dayton, WA 99328 Data & Demographics (As of July 1, 2016)


Total Population 3,803
Population in Households 3,728
Population in Familes 2,963
Population in Group Qrtrs 75
Population Density1 5
Diversity Index2 26


Total Households 1,614
Average Household Size 2.31
Family Households 1,050
Average Family Size 3


Total Housing Units 2,003 (100%)
Owner Occupied HU 1,160 (57.9%)
Renter Occupied HU 454 (22.7%)
Vacant Housing Units 389 (19.4%)
Median Home Value $144,677
Average Home Value $219,159


Median Household Income $43,590
Average Household Income $61,987
Per Capita Income $26,983
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.35% 0.12%
Households 0.2% 0.02%
Families 0.14% -0.02%
Median Household Income   0.25%
Per Capita Income   1.68%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Dayton, WA 99328 - Peer Comparisons by Rank and Percentile

The table below compares 99328 to the other 585 ZIP Codes in Washington by rank and percentile using July 1, 2016 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 # 315 46th
Population Density1 # 501 15th
Diversity Index2 # 395 32nd
Median Household Income # 429 27th
Per Capita Income # 293 50th

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