Washington County Population 2018

Washington County's estimated population is 5,485 with a growth rate of -1.49% in the past year according to the most recent United States census data. Washington County is the 64th largest county in Kansas.

Year Population Growth Growth Rate
20175,485-83-1.49%
20165,568-1-0.02%
20155,569-43-0.77%
20145,612-16-0.28%
20135,628-101-1.76%
20125,729-90-1.55%
20115,819340.59%
20105,785-1,288-18.21%
19907,073-1,470-17.21%
19808,543-706-7.63%
19709,249-1,490-13.87%
196010,739-2,238-17.25%
195012,977-2,944-18.49%
194015,921-1,191-6.96%
193017,112-872-4.85%
192017,984-2,245-11.10%
191020,229-1,734-7.90%
190021,963-931-4.07%
189022,8947,98453.55%
188014,91010,829265.35%
18704,0813,698965.54%
18603830.00%

Washington County Population Growth

Population Data via

Washington County Race Data

Race Population Percentage
White5,40898.60%
Two or More Races581.06%
Black or African American340.62%
Asian330.60%
American Indian and Alaska Native310.57%
Native Hawaiian and Other Pacific Islander0.00%

Washington County Population Pyramid

0k0k0k0k0k Male Population0k0k0k0k0k 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