Washington County Population 2018

Washington County's estimated population is 51,932 with a growth rate of 0.03% in the past year according to the most recent United States census data. Washington County is the 14th largest county in Oklahoma.

Year Population Growth Growth Rate
201751,932180.03%
201651,914-54-0.10%
201551,968440.08%
201451,9243290.64%
201351,595110.02%
201251,5842660.52%
201151,3182590.51%
201051,0592,9936.23%
199048,066-47-0.10%
198048,1135,83613.80%
197042,277-70-0.17%
196042,3479,46728.79%
195032,8802,3217.60%
194030,5592,78210.02%
193027,7777752.87%
192027,0029,51854.44%
191017,4844,67136.46%
190012,8130.00%

Washington County Population Growth

Population Data via

Washington County Race Data

Race Population Percentage
White40,81278.59%
American Indian and Alaska Native5,52410.64%
Two or More Races3,3066.37%
Black or African American1,3552.61%
Asian1,1222.16%
Native Hawaiian and Other Pacific Islander260.05%

Washington County Population Pyramid

0k1k1k2k2k Male Population0k1k1k2k2k 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