Sullivan, Illinois Population 2021

4,371
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Sullivan is a city located in Moultrie County Illinois. It is also the county seat of Moultrie County. With a 2020 population of 4,371, it is the 354th largest city in Illinois and the 5157th largest city in the United States . Sullivan is currently declining at a rate of -0.70% annually and its population has decreased by -1.55% since the most recent census, which recorded a population of 4,440 in 2010. Sullivan reached it's highest population of 4,526 in 1980. Spanning over 3 miles, Sullivan has a population density of 1,579 people per square mile.

The average household income in Sullivan is $61,319 with a poverty rate of 12.23%. The median rental costs in recent years comes to $715 per month, and the median house value is $92,500. The median age in Sullivan is 37.6 years, 34 years for males, and 42.2 years for females.

Sullivan Demographics

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

  • White: 97.41%
  • Black or African American: 1.21%
  • Two or more races: 0.60%
  • Other race: 0.58%
  • Asian: 0.20%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Sullivan, Illinois is 4,371 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 4,464.The last official US Census in 2010 recorded the population at 4,440.

Sullivan, Illinois Population 2021

Population by Race

Race Population Percentage
White4,35997.41%
Black or African American541.21%
Two or More Races270.60%
Some Other Race260.58%
Asian90.20%
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Sullivan Population by Race

Sullivan Population Pyramid $2021

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Sullivan Median Age

37.6


Total

34


Male

42.2


Female

Sullivan Adults

There are 3,452 adults, (858 of whom are seniors) in Sullivan.

Sullivan Age Dependency

72.5

Age Dependency Ratio

33.1

Old Age Dependency Ratio

39.4

Child Dependency Ratio

Sullivan Sex Ratio

Female

2,313

51.69%

Male

2,162

48.31%

Sullivan Population by Age

Sullivan Renter vs Owner Occupied by Household Type

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Sullivan Household Types

Type Owner Renter
Female96.3%3.7%
Married76.9%23.1%
All69.1%30.9%
Non Family54.2%45.8%
Male44.4%55.6%

69.1%

Rate of Home Ownership

Sullivan Households and Families

Type Count Average Size Owned
All1,9302.2169.1
Married8742.976.9
Non Family8021.2554.2
Female2182.8196.3
Male363.1944.4

2.84

Average Family Size

2.21

Average Household Size

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Sullivan Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1153.77%
9th to 12th Grade1344.39%
High School Graduate1,03033.74%
Some College83327.28%
Associates Degree36511.96%
Bachelors Degree34811.40%
Graduate Degree2287.47%
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Sullivan Educational Attainment by Sex (over 25)

Sullivan Educational Attainment by Race

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Race Total High School Bachelors
White2,9252,729539
Hispanic834724
Black452813
Other Race261212

The highest rate of high school graduation is among white people with a rate of 93.30%.

The highest rate of bachelors degrees is among other race people with a rate of 46.15%.

Sullivan Educational Attainment by Race

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Name Average Male Female
Overall$36,408$46,395$24,493
Less Than 9th Grade$21,726$$
High School Graduate$24,350$32,019$23,000
Some College$38,835$51,228$23,026
Bachelors Degree$52,344$71,944$42,321
Graduate Degree$55,179$69,861$

$36,408

Average Earnings

$46,395

Average Male

$24,493

Average Female

Sullivan Earnings by Educational Attainment

Sullivan Language by Age

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Sullivan Language

96.50% of Sullivan residents speak only English, while 3.50% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.79% of the population.

Sullivan Language

Sullivan Poverty by Race

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Name Total In Poverty Poverty Rate
White4,19949111.69%
Multiple2727100.00%
Black1212100.00%

12.23%

Overall Poverty Rate

11.24%

Male Poverty Rate

13.14%

Female Poverty Rate

Poverty in Sullivan

The race most likely to be in poverty in Sullivan is Black, with 100.00% below the poverty level.

The race least likely to be in poverty in Sullivan is White, with 11.69% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 7.25%. Among those working part-time, it was 15.27%, and for those that did not work, the poverty rate was 13.06%.

Sullivan Poverty

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Name Poverty
Less Than 9th Grade25.47%
High School14.78%
Bachelors or Greater3.37%
Some College2.29%

Sullivan Poverty Rate by Education

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Rate Poverty
Female Unemployed100.00%
Male Unemployed61.54%
Female Employed12.98%
Male Employed6.10%

Sullivan Poverty Rate by Employment Status and Sex

Sullivan Income by Household Type

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Name Median Mean
Households$56,375$61,319
Families$67,955$72,922
Married Families$75,833-
Non Families$31,513$43,422
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Income by Household Type

Sullivan Marital Status

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Marriage Rates

51.7%

Overall Marriage Rate

56.7%

Male Marriage Rate

47.2%

Female Marriage Rate

Sullivan Married by Age and Sex

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Sullivan Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 55-64.

Sullivan Marital Status by Race

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Sullivan Marital Status

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374

Number of Veterans

344

Male Veterans

30

Female Veterans

War Veterans
Second Gulf War110
Vietnam107
First Gulf War77
Korea41
World War II9

Sullivan Veterans by War

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Age Group Veterans
35 to 54131
18 to 3468
75+62
65 to 7459
55 to 6454

Sullivan Veterans by Age

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Sullivan Veterans by Race

Sullivan Veterans by Education

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14.79%

Veteran Poverty Rate

18.36%

Veteran Disability Rate

Sullivan Veterans by Education

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62.6%

Labor Force Participation

60%

Employment Rate

3.2%

Unemployment Rate

Sullivan Employment by Age

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Sullivan Employment by Race

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Sullivan 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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84.60%

Born in Sullivan

97.68%

Native Born

2.32%

Foreign Born

1.77%

Non Citizen

0.56%

Naturalized

Place of Birth

97.68% of Sullivan residents were born in the United States, with 84.60% having been born in Illinois. 1.77% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Sullivan Place of Birth

Year Population Growth Annual Growth Rate
20214,371-31-0.70%
20204,402-31-0.70%
20194,433-31-0.69%
20184,46430.07%
20174,461430.97%
20164,418-26-0.59%
20154,44460.14%
20144,438-7-0.16%
20134,445-17-0.38%
20124,46290.20%
20114,45310.02%
20104,4521260.29%
20004,326-28-0.06%
19904,354-172-0.39%
19804,5264140.96%
19704,1121660.41%
19603,9464761.29%
19503,4703691.13%
19403,1015691.02%
19202,532-89-0.34%
19102,6210.00%

Sullivan Population by Year