Washington County Population 2017

Washington County's estimated population is 14,154 with a growth rate of -0.65% in the past year according to the most recent United States census data. Washington County is the 77th largest county in Illinois.

Year Population Growth Growth Rate
201614,154-92-0.65%
201514,246-148-1.03%
201414,394-38-0.26%
201314,432-186-1.27%
201214,618160.11%
201114,602-97-0.66%
201014,699-266-1.78%
199014,965-507-3.28%
198015,4721,69212.28%
197013,7802111.56%
196013,569-891-6.16%
195014,460-1,341-8.49%
194015,801-485-2.98%
193016,286-1,749-9.70%
192018,035-724-3.86%
191018,759-767-3.93%
190019,5262641.37%
189019,262-1,850-8.76%
188021,1123,51319.96%
187017,5993,86828.17%
186013,7316,77897.48%
18506,9532,14344.55%
18404,8103,135187.16%
18301,67515810.42%
18201,5170.00%

Washington County Population Growth

Population Data via

Washington County Race Data

Race Population Percentage
White13,88298.08%
Two or More Races1511.07%
Black or African American1200.85%
Asian620.44%
American Indian and Alaska Native280.20%
Native Hawaiian and Other Pacific Islander30.02%

Washington County Population Pyramid

0k0k0k0k0k1k1kWashington County Male Population0k0k0k0k0k1k1kWashington County Female Population

Population of Cities in Washington County

City 2010 Census 2016 Estimated Growth Growth Rate
Nashville32583109-149-4.57%
Okawville14341389-45-3.14%
Irvington665629-36-5.41%
Hoyleton531504-27-5.08%
Ashley536501-35-6.53%
Addieville252241-11-4.37%
Richview253238-15-5.93%
Oakdale221211-10-4.52%
Radom220210-10-4.55%
Du Bois205198-7-3.41%
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