Washington County OR Information


Washington County Subdivisions

Washington County OR Data & Demographics (As of July 1, 2014)


Total Population 549,207
Population in Households 542,530
Population in Familes 435,587
Population in Group Qrtrs 6,677
Population Density1 758
Diversity Index2 59


Total Households 208,376
Average Household Size 2.6
Family Households 138,131
Average Family Size 3


Total Housing Units 219,932 (100%)
Owner Occupied HU 123,895 (56.3%)
Renter Occupied HU 84,481 (38.4%)
Vacant Housing Units 11,556 ( 5.3%)
Median Home Value $288,218
Average Home Value $333,685


Median Household Income $65,674
Average Household Income $85,261
Per Capita Income $32,421
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.85% 1.17%
Households 0.86% 1.19%
Families 0.66% 1.07%
Median Household Income   4.19%
Per Capita Income   2.97%
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.


Washington County OR - Peer Comparisons by Rank and Percentile

The table below compares Washington County to the other 36 counties and county equivalents in Oregon by rank and percentile using July 1, 2014 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 # 2 97th
Population Density1 # 2 97th
Diversity Index2 # 7 83rd
Median Household Income # 1 100th
Per Capita Income # 2 97th

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