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Illinois / Henry County

Get Henry County, IL Demographics

Who knew Henry County demographics could be so sexy? Check out Census 2010 data and current American Community Survey data for Henry County, IL. Feast your eyes on statuesque tables, curvacous pie charts and titillating trend lines. We dare you to call Henry County demographic data boring!

Quick Facts

Population 2010 Census 50,486 #30 in the state
Median Income 2010 for Households $49,164
Poverty Rate 10.4%
Median Age 41.8 years
Largest Racial or Ethnic Group White
Sources: Census 2010 SF1 & 2006-2010 American Community Survey 5 year estimates

Henry County Demographics Summary

population icon With 50,486 people, Henry County is the 30th most populated county in the state of Illinois out of 102 counties. But watch out, Henry County, because Grundy County with 50,063 people and Macoupin County with 47,765 people are right behind you.

income icon In 2010, the median household income of Henry County residents was $49,164. Henry County households made slightly more than Marshall County households ($49,116) and Logan County households ($48,999) However, 10.4% of Henry County residents live in poverty.

age icon The median age for Henry County residents is 41.8 years young.

race icon The largest Henry County racial/ethinic groups are White (92.1%) followed by Hispanic (4.8%) and Black (1.5%).

Henry County Race / Ethnic Groups

Non-Hispanic Population
White 46,493
Black 762
American Indian 60
Asian 183
Pacific Islander 13
Some Other Race 12
Two or More Races 561
Hispanic 2,402
Source: Census 2010 SF1 Table P9 Hispanic or Latino or Not Hispanic or Latino by Race
  • White
  • Black
  • Indian
  • Asian
  • Pacific Islander
  • Some Other Race
  • Two or More Races
  • Hispanic

3 Largest Henry County Race / Ethnic Groups

  • The Henry County White population is 46,493 persons or 92.1%.
  • The Henry County Hispanic population is 2,402 persons or 4.8%.
  • The Henry County Black population is 762 persons or 1.5%.

Note: the US Census Bureau defines race and ethnicity differently from the way most people think about race and ethnicity. In a nutshell, a person's origin (or what used to be called ethnicity) is either Hispanic or Non-Hispanic. And a person's race can be white, black or African American, American Indian or Alaska Native, Asian, Native Hawaiian or Other Pacific Islander, Some Other Race or Two or More Races. For more details about race and origin data, google "US Census Bureau race and origin Census 2010."


Henry County Median Age

Fellas, you need to start eating your Wheaties™. Henry County ladies have a higher median age.

Median Age 41.8 years
Median Age - Females 43.5 years
Median Age - Males 40.0 years
Source: Census 2010 SF1 Table P13 Median Age by Male/Female

Under 18 and Over 65 Age Breakdown

With 24.0% of the Henry County population under 18, Henry County has more spring chickens than a KFC ® at dinner time.

Persons Under 18 24.0%
Persons Over 65 17.1%
Everyone else 58.9
Source: Census 2010 SF1 Table P12 Male/Female by Age
  • Under 18
  • Over 65
  • Everyone else

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