Spokane County Population 2018

Spokane County's estimated population is 506,152 with a growth rate of 1.75% in the past year according to the most recent United States census data. Spokane County is the 4th largest county in Washington.

Year Population Growth Growth Rate
2017506,1528,7151.75%
2016497,4378,5381.75%
2015488,8995,9761.24%
2014482,9234,5160.94%
2013478,4073,0350.64%
2012475,3722,0810.44%
2011473,2911,2850.27%
2010472,006110,64230.62%
1990361,36419,5295.71%
1980341,83554,34818.90%
1970287,4879,1543.29%
1960278,33356,77225.62%
1950221,56156,90934.56%
1940164,65214,1759.42%
1930150,4779,1886.50%
1920141,2891,8851.35%
1910139,40481,862142.26%
190057,54220,05553.50%
189037,48733,225779.56%
18804,2620.00%

Spokane County Population Growth

Population Data via

Spokane County Race Data

Race Population Percentage
White439,95686.92%
Two or More Races18,6503.68%
Asian11,3782.25%
Black or African American9,3921.86%
American Indian and Alaska Native8,6581.71%
Native Hawaiian and Other Pacific Islander2,4920.49%

Spokane County Population Pyramid

0k5k10k15k20k Male Population0k5k10k15k20k Female Population8580757065605550454035302520151050
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990