McDonough County, Illinois Population 2021

McDonough County, Illinois's estimated population is 29,078 with a growth rate of -1.03% in the past year according to the most recent United States census data. McDonough County, Illinois is the 49th largest county in Illinois. The 2010 Population was 32,634 and has seen a growth of -10.90% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
202129,078-302-1.03%
202029,380-302-1.02%
201929,682-302-1.01%
201829,984-389-1.28%
201730,373-534-1.73%
201630,907-542-1.72%
201531,449-350-1.10%
201431,799-454-1.41%
201332,253-305-0.94%
201232,558370.11%
201132,521-113-0.35%
201032,634-2,610-7.41%
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%
2021 Growth Rate
-1.03%
Founded
1826
County Seat
2010 Population
32,634
Growth Since 2010
-10.90%
map placeholder

McDonough County, Illinois Population Growth

Population by Race

Race Population Percentage
White27,37289.81%
Black or African American1,4424.73%
Two or More Races8202.69%
Asian6532.14%
Some Other Race1590.52%
American Indian and Alaska Native330.11%
Loading...

McDonough County, Illinois Population by Race

McDonough County, Illinois Population Pyramid $2021

Loading...

McDonough County, Illinois Median Age

33


Total

31.1


Male

35.1


Female

McDonough County, Illinois Adults

There are 25,256 adults, (5,234 of whom are seniors) in McDonough County, Illinois.

McDonough County, Illinois Age Dependency

52.2

Age Dependency Ratio

26.1

Old Age Dependency Ratio

26.1

Child Dependency Ratio

McDonough County, Illinois Sex Ratio

Female

15,634

51.29%

Male

14,845

48.71%

McDonough County, Illinois Population by Age

McDonough County, Illinois Renter vs Owner Occupied by Household Type

Loading...

McDonough County, Illinois Household Types

Type Owner Renter
Married88.8%11.2%
Male67.8%32.2%
All66.3%33.7%
Non Family50.4%49.6%
Female42.8%57.2%

66.3%

Rate of Home Ownership

McDonough County, Illinois Households and Families

Type Count Average Size Owned
All11,4082.3866.3
Non Family5,4951.4150.4
Married4,7313.1788.8
Female8033.5842.8
Male3793.8767.8

3.16

Average Family Size

2.38

Average Household Size

Loading...

McDonough County, Illinois Households by Type

Loading...
Education Attained Count Percentage
Less Than 9th Grade2781.53%
9th to 12th Grade8934.90%
High School Graduate5,68631.20%
Some College3,58119.65%
Associates Degree1,91310.50%
Bachelors Degree2,88715.84%
Graduate Degree2,98616.38%
Loading...

McDonough County, Illinois Educational Attainment by Sex (over 25)

McDonough County, Illinois Educational Attainment by Race

Loading...
Race Total High School Bachelors
White17,02816,0265,359
Asian380341266
Black316305110
2+ Races30525194
Hispanic17511039
Other Race50167
Native American21215

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

The highest rate of bachelors degrees is among asian people with a rate of 70.00%.

McDonough County, Illinois Educational Attainment by Race

Loading...
Name Average Male Female
Overall$33,786$39,550$29,115
Less Than 9th Grade$13,333$19,907$11,679
High School Graduate$24,638$30,130$19,750
Some College$28,017$31,875$25,790
Bachelors Degree$42,136$54,110$35,112
Graduate Degree$53,709$63,125$47,654

$33,786

Average Earnings

$39,550

Average Male

$29,115

Average Female

McDonough County, Illinois Earnings by Educational Attainment

McDonough County, Illinois Language by Age

Loading...

McDonough County, Illinois Language

95.00% of McDonough County, Illinois residents speak only English, while 5.00% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.80% of the population.

McDonough County, Illinois Language

McDonough County, Illinois Poverty by Race

Loading...
Name Total In Poverty Poverty Rate
White24,5885,17821.06%
Black60230049.83%
Asian62821033.44%
Hispanic49719739.64%
Other15511372.90%
Multiple756425.56%
Native211047.62%

21.94%

Overall Poverty Rate

20.78%

Male Poverty Rate

23.04%

Female Poverty Rate

Poverty in McDonough County, Illinois

The race most likely to be in poverty in McDonough County, Illinois is Other, with 72.90% below the poverty level.

The race least likely to be in poverty in McDonough County, Illinois is Multiple, with 5.56% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.68%. Among those working part-time, it was 35.58%, and for those that did not work, the poverty rate was 32.46%.

McDonough County, Illinois Poverty

Loading...
Name Poverty
Less Than 9th Grade45.12%
High School15.37%
Some College14.18%
Bachelors or Greater4.73%

McDonough County, Illinois Poverty Rate by Education

Loading...
Rate Poverty
Female Unemployed63.99%
Male Unemployed53.44%
Female Employed17.27%
Male Employed12.28%

McDonough County, Illinois Poverty Rate by Employment Status and Sex

McDonough County, Illinois Income by Household Type

Loading...
Name Median Mean
Households$44,471$60,150
Families$70,477$80,661
Married Families$80,213-
Non Families$26,008$36,727
Loading...

Income by Household Type

McDonough County, Illinois Marital Status

Loading...

Marriage Rates

38.3%

Overall Marriage Rate

40.6%

Male Marriage Rate

36.2%

Female Marriage Rate

McDonough County, Illinois Married by Age and Sex

Loading...

McDonough County, Illinois Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

McDonough County, Illinois Marital Status by Race

Loading...

McDonough County, Illinois Marital Status

Loading...

1,894

Number of Veterans

1,762

Male Veterans

132

Female Veterans

War Veterans
Vietnam709
Second Gulf War368
Korea213
First Gulf War210
World War II20

McDonough County, Illinois Veterans by War

Loading...
Age Group Veterans
65 to 74575
75+439
35 to 54385
55 to 64271
18 to 34224

McDonough County, Illinois Veterans by Age

Loading...
Name Veterans % of Total
White1,7657.72%
Black836.74%
2+ Races307.65%
Native American1030.30%
Asian61.07%
Hispanic20.31%

McDonough County, Illinois Veterans by Race

McDonough County, Illinois Veterans by Education

Loading...

9.73%

Veteran Poverty Rate

28.87%

Veteran Disability Rate

McDonough County, Illinois Veterans by Education

Loading...

56.8%

Labor Force Participation

52.5%

Employment Rate

7.4%

Unemployment Rate

McDonough County, Illinois Employment by Age

Loading...

McDonough County, Illinois Employment by Race

Loading...

McDonough County, Illinois Employment by Education

Origin of Non-Citizens

Loading...

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

Origin of Naturalized Citizens

Loading...

75.98%

Born in McDonough County, Illinois

96.32%

Native Born

3.68%

Foreign Born

2.20%

Non Citizen

1.49%

Naturalized

Place of Birth

96.32% of McDonough County, Illinois residents were born in the United States, with 75.98% having been born in Illinois. 2.20% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

McDonough 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