McDonough County Population 2017

McDonough County's estimated population is 30,996 with a growth rate of -1.10% in the past year according to the most recent United States census data. McDonough County is the 48th largest county in Illinois.

Year Population Growth Growth Rate
201630,996-346-1.10%
201531,342-273-0.86%
201431,615-552-1.72%
201332,167-349-1.07%
201232,516310.10%
201132,485-122-0.37%
201032,607-2,637-7.48%
199035,244-2,223-5.93%
198037,4678142.22%
197036,6537,72526.70%
196028,9287292.59%
195028,1991,2554.66%
194026,944-385-1.41%
193027,3292550.94%
192027,0741870.70%
191026,887-1,525-5.37%
190028,4129453.44%
189027,467-503-1.80%
188027,9701,4615.51%
187026,5096,44032.09%
186020,06912,453163.51%
18507,6162,30843.48%
18405,3080.00%

McDonough County Population Growth

Population Data via

McDonough County Race Data

Race Population Percentage
White28,31491.35%
Black or African American1,7305.58%
Asian6302.03%
Two or More Races5531.78%
American Indian and Alaska Native1090.35%
Native Hawaiian and Other Pacific Islander60.02%

McDonough County Population Pyramid

0k1k1k2k2k3kMcDonough County Male Population0k1k1k2k2k3kMcDonough County Female Population

Population of Cities in McDonough County

City 2010 Census 2016 Estimated Growth Growth Rate
Macomb1929418352-942-4.88%
Bushnell31172943-174-5.58%
Colchester13991324-75-5.36%
Blandinsville651612-39-5.99%
Industry478456-22-4.60%
Good Hope396377-19-4.80%
Prairie City379363-16-4.22%
Bardolph251240-11-4.38%
Tennessee115110-5-4.35%
Sciota6158-3-4.92%
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