Henry County Population 2017

Henry County's estimated population is 49,280 with a growth rate of -0.36% in the past year according to the most recent United States census data. Henry County is the 31st largest county in Illinois.

Year Population Growth Growth Rate
201649,280-179-0.36%
201549,459-214-0.43%
201449,673-158-0.32%
201349,831-329-0.66%
201250,160-156-0.31%
201150,316-132-0.26%
201050,448-711-1.39%
199051,159-6,809-11.75%
198057,9684,7518.93%
197053,2173,9007.91%
196049,3172,8256.08%
195046,4922,6946.15%
194043,798-53-0.12%
193043,851-1,311-2.90%
192045,1623,4268.21%
191041,7361,6874.21%
190040,0496,71120.13%
189033,338-3,259-8.91%
188036,5971,0913.07%
187035,50614,84671.86%
186020,66016,853442.68%
18503,8072,547202.14%
18401,2601,2192973.17%
1830410.00%

Henry County Population Growth

Population Data via

Henry County Race Data

Race Population Percentage
White47,46496.31%
Black or African American8861.80%
Two or More Races7121.44%
Asian2430.49%
American Indian and Alaska Native1410.29%
Native Hawaiian and Other Pacific Islander130.03%

Henry County Population Pyramid

0k1k1k2k2kHenry County Male Population0k1k1k2k2kHenry County Female Population

Population of Cities in Henry County

City 2010 Census 2016 Estimated Growth Growth Rate
Kewanee1291612458-458-3.55%
Geneseo66236526-97-1.46%
Colona51215086-35-0.68%
Galva25892502-87-3.36%
Cambridge21612099-62-2.87%
Orion18611814-47-2.53%
Atkinson972945-27-2.78%
Annawan878855-23-2.62%
Woodhull811784-27-3.33%
Alpha671644-27-4.02%
Andover578573-5-0.87%
Hooppole204200-4-1.96%
Bishop Hill128125-3-2.34%
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