Madison County, Illinois Population 2021

Madison County, Illinois's estimated population is 260,846 with a growth rate of -0.40% in the past year according to the most recent United States census data. Madison County, Illinois is the 9th largest county in Illinois. The 2010 Population was 269,310 and has seen a growth of -3.14% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021260,846-1,060-0.40%
2020261,906-1,060-0.40%
2019262,966-1,060-0.40%
2018264,026-1,225-0.46%
2017265,251-390-0.15%
2016265,641-355-0.13%
2015265,996-570-0.21%
2014266,566-702-0.26%
2013267,268-804-0.30%
2012268,072-564-0.21%
2011268,636-674-0.25%
2010269,31020,0728.05%
1990249,2381,5470.62%
1980247,691-3,243-1.29%
1970250,93426,24511.68%
1960224,68942,38223.25%
1950182,30732,95822.07%
1940149,3495,5193.84%
1930143,83036,93534.55%
1920106,89517,04818.97%
191089,84725,15338.88%
190064,69413,15925.53%
189051,5351,4092.81%
188050,1265,99513.58%
187044,13112,88041.21%
186031,25110,81052.88%
185020,4416,00841.63%
184014,4338,212132.00%
18306,221-7,329-54.09%
182013,5500.00%
2021 Growth Rate
-0.40%
County Website
Founded
September 14, 1812
County Seat
2010 Population
269,310
Growth Since 2010
-3.14%
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Madison County, Illinois Population Growth

Population by Race

Race Population Percentage
White231,44087.41%
Black or African American22,9998.69%
Two or More Races5,5212.09%
Asian2,7931.05%
Some Other Race1,5020.57%
American Indian and Alaska Native4940.19%
Native Hawaiian and Other Pacific Islander270.01%
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Madison County, Illinois Population by Race

Madison County, Illinois Population Pyramid $2021

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Madison County, Illinois Median Age

40.2


Total

38.7


Male

41.5


Female

Madison County, Illinois Adults

There are 206,631 adults, (44,479 of whom are seniors) in Madison County, Illinois.

Madison County, Illinois Age Dependency

63.3

Age Dependency Ratio

27.4

Old Age Dependency Ratio

35.9

Child Dependency Ratio

Madison County, Illinois Sex Ratio

Female

135,731

51.26%

Male

129,045

48.74%

Madison County, Illinois Population by Age

Madison County, Illinois Renter vs Owner Occupied by Household Type

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Madison County, Illinois Household Types

Type Owner Renter
Married87.9%12.1%
All71.4%28.6%
Male62%38%
Non Family57%43%
Female50.5%49.5%

71.4%

Rate of Home Ownership

Madison County, Illinois Households and Families

Type Count Average Size Owned
All107,6592.4171.4
Married51,9633.0487.9
Non Family37,6731.2657
Female13,1023.0350.5
Male4,9212.8962

2.95

Average Family Size

2.41

Average Household Size

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Madison County, Illinois Households by Type

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Education Attained Count Percentage
Less Than 9th Grade4,0082.17%
9th to 12th Grade9,9535.38%
High School Graduate55,16429.83%
Some College46,96625.40%
Associates Degree19,23410.40%
Bachelors Degree30,89716.71%
Graduate Degree18,71610.12%
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Madison County, Illinois Educational Attainment by Sex (over 25)

Madison County, Illinois Educational Attainment by Race

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Race Total High School Bachelors
White163,301152,24345,346
Black13,35211,6632,156
Hispanic4,5793,687713
Asian1,8391,622890
2+ Races1,7881,711429
Other Race80058342
Native American477425141
Islander21214

The highest rate of high school graduation is among islander people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 48.40%.

Madison County, Illinois Educational Attainment by Race

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Name Average Male Female
Overall$42,375$52,022$32,636
Less Than 9th Grade$21,180$30,650$14,908
High School Graduate$31,595$42,362$24,157
Some College$39,414$51,531$30,621
Bachelors Degree$54,710$69,366$46,660
Graduate Degree$70,125$83,684$64,481

$42,375

Average Earnings

$52,022

Average Male

$32,636

Average Female

Madison County, Illinois Earnings by Educational Attainment

Madison County, Illinois Language by Age

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Madison County, Illinois Language

96.11% of Madison County, Illinois residents speak only English, while 3.89% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.00% of the population.

Madison County, Illinois Language

Madison County, Illinois Poverty by Race

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Name Total In Poverty Poverty Rate
White220,95923,40710.59%
Black21,8227,97836.56%
Hispanic8,3351,77121.25%
Multiple5,3101,08620.45%
Asian2,74436013.12%
Other1,47426718.11%
Native48910822.09%

13.24%

Overall Poverty Rate

12.04%

Male Poverty Rate

14.38%

Female Poverty Rate

Poverty in Madison County, Illinois

The race most likely to be in poverty in Madison County, Illinois is Black, with 36.56% below the poverty level.

The race least likely to be in poverty in Madison County, Illinois is White, with 10.59% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.58%. Among those working part-time, it was 19.34%, and for those that did not work, the poverty rate was 18.72%.

Madison County, Illinois Poverty

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Name Poverty
Less Than 9th Grade28.08%
High School12.57%
Some College9.86%
Bachelors or Greater3.61%

Madison County, Illinois Poverty Rate by Education

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Rate Poverty
Female Unemployed36.06%
Male Unemployed33.38%
Female Employed9.38%
Male Employed5.43%

Madison County, Illinois Poverty Rate by Employment Status and Sex

Madison County, Illinois Income by Household Type

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Name Median Mean
Households$60,738$78,557
Families$77,608$94,059
Married Families$93,452$109,398
Non Families$34,077$46,493
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Income by Household Type

Madison County, Illinois Marital Status

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Marriage Rates

50.1%

Overall Marriage Rate

52.2%

Male Marriage Rate

48.1%

Female Marriage Rate

Madison County, Illinois Married by Age and Sex

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Madison County, Illinois Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.

Madison County, Illinois Marital Status by Race

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Madison County, Illinois Marital Status

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20,286

Number of Veterans

18,624

Male Veterans

1,662

Female Veterans

War Veterans
Vietnam7,120
First Gulf War4,372
Second Gulf War3,524
Korea1,642
World War II658

Madison County, Illinois Veterans by War

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Age Group Veterans
35 to 545,406
65 to 745,386
75+4,355
55 to 643,572
18 to 341,567

Madison County, Illinois Veterans by Age

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Name Veterans % of Total
White18,99610.31%
Black9495.83%
Hispanic2764.95%
2+ Races1546.85%
Asian1275.74%
Other Race383.96%
Native American184.24%
Islander419.05%

Madison County, Illinois Veterans by Race

Madison County, Illinois Veterans by Education

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6.50%

Veteran Poverty Rate

28.62%

Veteran Disability Rate

Madison County, Illinois Veterans by Education

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63.7%

Labor Force Participation

59.7%

Employment Rate

6%

Unemployment Rate

Madison County, Illinois Employment by Age

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Madison County, Illinois Employment by Race

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Madison County, Illinois Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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68.43%

Born in Madison County, Illinois

97.57%

Native Born

2.43%

Foreign Born

1.09%

Non Citizen

1.35%

Naturalized

Place of Birth

97.57% of Madison County, Illinois residents were born in the United States, with 68.43% having been born in Illinois. 1.09% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Madison County, Illinois Place of Birth

  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

Sources