Adams County WA Information


Adams County Subdivisions

Jump to... (On This Page!)
  1. Adams County 2018 Demographic Data
  2. Growth Rates forAdams County (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Washington Research Tools (Easy Tools & Current Data)
  3. Washington Data Comparison Tool - 2018 Demographics

Adams County WA Data & Demographics (As of July 1, 2018)


Total Population 20,113
Population in Households 19,951
Population in Familes 17,580
Population in Group Qrtrs 162
Population Density2 10
Diversity Index3 82


Median Household Income $46,581
Average Household Income $60,365
Per Capita Income $18,221


Total Housing Units 6,600 (100%)
Owner Occupied HU 4,138 (62.7%)
Renter Occupied HU 1,885 (28.6%)
Vacant Housing Units 577 ( 8.7%)
Median Home Value $135,227
Average Home Value $158,833


Total Households 6,023
Average Household Size 3.31
Family Households 4,627
Average Family Size 4
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  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.


2010-2018 2018-2023
Population 0.87% 0.63%
Households 0.63% 0.45%
Families 0.58% 0.43%
Median Household Income   2.3%
Per Capita Income   2.39%


Adams County WA - Peer Comparisons by Rank and Percentile

The table below compares Adams County to the other 39 counties and county equivalents in Washington by rank and percentile using July 1, 2018 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 # 31 23rd
Population Density # 32 21st
Diversity Index # 3 95th
Median Household Income # 37 8th
Per Capita Income # 39 3rd

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

Quick & Easy Ways to...

  1. Get Current Demographic Data for Cities, Towns, and ZIP Codes
  2. View Boundary Maps, for Cities, Towns, and ZIP Codes
  3. Locate Physical, Cultural, and Historical Features
  4. Research Public Schools & Attendance Zones

Washington Census Data Comparison Tool

Compare Washington July 1, 2018 Data
Highest or Lowest: