Grant County Population 2017

Grant County's estimated population is 93,546 with a growth rate of 0.45% in the past year according to the most recent United States census data. Grant County is the 13th largest county in Washington.

Year Population Growth Growth Rate
201693,5464220.45%
201593,1244010.43%
201492,7239511.04%
201391,7722860.31%
201291,4867840.86%
201190,7021,0741.20%
201089,62834,87063.68%
199054,7586,23612.85%
198048,5226,64115.86%
197041,881-4,596-9.89%
196046,47722,13190.90%
195024,3469,67865.98%
194014,6689,002158.88%
19305,666-2,105-27.09%
19207,771-927-10.66%
19108,6980.00%

Grant County Population Growth

Population Data via

Grant County Race Data

Race Population Percentage
White86,12892.07%
Two or More Races2,1792.33%
American Indian and Alaska Native2,0382.18%
Black or African American1,6581.77%
Asian9791.05%
Native Hawaiian and Other Pacific Islander1420.15%

Grant County Population Pyramid

0k1k2k3k4kGrant County Male Population0k1k2k3k4kGrant County Female Population

Population of Cities in Grant County

City 2010 Census 2016 Estimated Growth Growth Rate
Moses Lake2053422641210710.26%
Ephrata767080323624.72%
Quincy675873876299.31%
Mattawa43354413781.80%
Warden26922719271.00%
Royal City21422196542.52%
Soap Lake15441571271.75%
Grand Coulee10231044212.05%
Electric City9791001222.25%
Coulee City56256971.25%
George501495-6-1.20%
Wilson Creek20521052.44%
Hartline15115542.65%
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