Wilmington, Illinois Population 2021

6,003
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Wilmington is a city located in Will County Illinois. Wilmington has a 2020 population of 6,003. Wilmington is currently declining at a rate of -0.60% annually and its population has decreased by -3.55% since the most recent census, which recorded a population of 6,224 in 2010. Wilmington reached it's highest population of 6,224 in 2010.

The average household income in Wilmington is $75,785 with a poverty rate of 13.33%. The median rental costs in recent years comes to $867 per month, and the median house value is $164,400. The median age in Wilmington is 43.7 years, 40.4 years for males, and 46 years for females.

Wilmington Demographics

According to the most recent ACS, the racial composition of Wilmington was:

  • White: 95.50%
  • Other race: 2.61%
  • Two or more races: 0.85%
  • Black or African American: 0.57%
  • Native American: 0.28%
  • Asian: 0.20%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Wilmington, Illinois is 6,003 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 6,111.The last official US Census in 2010 recorded the population at 6,224.

Wilmington, Illinois Population 2021

Population by Race

Race Population Percentage
White5,86195.50%
Some Other Race1602.61%
Two or More Races520.85%
Black or African American350.57%
American Indian and Alaska Native170.28%
Asian120.20%
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Wilmington Population by Race

Wilmington Population Pyramid $2021

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Wilmington Median Age

43.7


Total

40.4


Male

46


Female

Wilmington Adults

There are 4,908 adults, (1,071 of whom are seniors) in Wilmington.

Wilmington Age Dependency

59.9

Age Dependency Ratio

27.9

Old Age Dependency Ratio

32

Child Dependency Ratio

Wilmington Sex Ratio

Female

3,201

52.16%

Male

2,936

47.84%

Wilmington Population by Age

Wilmington Renter vs Owner Occupied by Household Type

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Wilmington Household Types

Type Owner Renter
Married83.1%16.9%
All65%35%
Male60%40%
Non Family54.8%45.2%
Female38.5%61.5%

65.0%

Rate of Home Ownership

Wilmington Households and Families

Type Count Average Size Owned
All2,3892.4965
Married1,0133.1483.1
Non Family9091.254.8
Female3123.5838.5
Male1553.5760

3.15

Average Family Size

2.49

Average Household Size

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Wilmington Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1192.69%
9th to 12th Grade2455.54%
High School Graduate1,85641.95%
Some College1,16426.31%
Associates Degree4149.36%
Bachelors Degree4309.72%
Graduate Degree1964.43%
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Wilmington Educational Attainment by Sex (over 25)

Wilmington Educational Attainment by Race

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Race Total High School Bachelors
White4,0883,755556
Hispanic27125351
Other Race11911951
Black26216
2+ Races19116
Native American1717
Asian12127

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 58.33%.

Wilmington Educational Attainment by Race

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Name Average Male Female
Overall$37,285$55,442$26,377
Less Than 9th Grade$2,500$$2,500
High School Graduate$37,398$55,203$25,694
Some College$37,088$57,348$26,364
Bachelors Degree$43,333$62,813$38,144
Graduate Degree$32,917$22,067$49,583

$37,285

Average Earnings

$55,442

Average Male

$26,377

Average Female

Wilmington Earnings by Educational Attainment

Wilmington Language by Age

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Wilmington Language

97.78% of Wilmington residents speak only English, while 2.22% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.63% of the population.

Wilmington Language

Wilmington Poverty by Race

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Name Total In Poverty Poverty Rate
White5,37473113.60%
Multiple473370.21%
Black302480.00%
Hispanic49261.22%

13.33%

Overall Poverty Rate

11.09%

Male Poverty Rate

15.36%

Female Poverty Rate

Poverty in Wilmington

The race most likely to be in poverty in Wilmington is Black, with 80.00% below the poverty level.

The race least likely to be in poverty in Wilmington is Hispanic, with 1.22% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.61%. Among those working part-time, it was 19.69%, and for those that did not work, the poverty rate was 19.94%.

Wilmington Poverty

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Name Poverty
Less Than 9th Grade28.97%
High School14.77%
Some College7.86%
Bachelors or Greater5.32%

Wilmington Poverty Rate by Education

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Rate Poverty
Male Unemployed26.26%
Female Employed8.10%
Male Employed5.36%
Female Unemployed0.00%

Wilmington Poverty Rate by Employment Status and Sex

Wilmington Income by Household Type

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Name Median Mean
Households$57,023$75,785
Families$71,846$86,312
Married Families$88,523-
Non Families$43,592$54,444
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Income by Household Type

Wilmington Marital Status

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Marriage Rates

42.5%

Overall Marriage Rate

44.8%

Male Marriage Rate

40.5%

Female Marriage Rate

Wilmington Married by Age and Sex

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Wilmington 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.

Wilmington Marital Status by Race

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Wilmington Marital Status

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360

Number of Veterans

341

Male Veterans

19

Female Veterans

War Veterans
Vietnam119
Korea85
First Gulf War61
Second Gulf War60
World War II

Wilmington Veterans by War

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Age Group Veterans
75+101
65 to 7498
18 to 3460
35 to 5451
55 to 6450

Wilmington Veterans by Age

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Name Veterans % of Total
White3507.53%
Hispanic175.09%
2+ Races59.62%
Native American423.53%
Black12.86%

Wilmington Veterans by Race

Wilmington Veterans by Education

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6.36%

Veteran Poverty Rate

20.23%

Veteran Disability Rate

Wilmington Veterans by Education

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60.7%

Labor Force Participation

57.9%

Employment Rate

4.7%

Unemployment Rate

Wilmington Employment by Age

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Wilmington Employment by Race

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Wilmington 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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84.21%

Born in Wilmington

99.02%

Native Born

0.98%

Foreign Born

0.57%

Non Citizen

0.41%

Naturalized

Place of Birth

99.02% of Wilmington residents were born in the United States, with 84.21% having been born in Illinois. 0.57% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Wilmington Place of Birth

Year Population Growth Annual Growth Rate
20216,003-36-0.60%
20206,039-36-0.59%
20196,075-36-0.59%
20186,111-29-0.47%
20176,140-19-0.31%
20166,159-1-0.02%
20156,160-20-0.32%
20146,180-15-0.24%
20136,195-23-0.37%
20126,218-4-0.06%
20116,222-2-0.03%
20106,2240.00%

Wilmington Population by Year