Sullivan township, Illinois Population 2024

6,163

Sullivan township Demographics

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

  • White: 96.41%
  • Two or more races: 1.84%
  • Black or African American: 1.48%
  • Asian: 0.27%
  • Native American: 0%
  • Native Hawaiian or Pacific Islander: 0%
  • Other race: 0%
Land Area (mi²)
59.5 sq mi
Density (mi²)
103.70/sq mi
Growth Since 2020
-1.89% (-119)
The current population of Sullivan township, Illinois is 6,163 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 6,282.

Population by Race

Race
Population
Percentage (of total)
White6,06996.41%
Two or more races1161.84%
Black or African American931.48%
Asian170.27%
Native American00%
Native Hawaiian or Pacific Islander00%
Other race00%

White

Two or more races

Black or African American

Asian

Native American

Native Hawaiian or Pacific Islander

Other race

Sullivan township Population by Race

Sullivan township Population Pyramid 2024

Sullivan township Median Age

41.4

Total

40.2

Male

43.5

Female

Sullivan township Adults

There are 4,753 adults, (1,207 of whom are seniors) in Sullivan township.

Sullivan township Age Dependency

77.5

Age Dependency Ratio

34

Old Age Dependency Ratio

43.5

Child Dependency Ratio

Sullivan township Sex Ratio

Female3,15850.17%
Male3,13749.83%

Sullivan township Population by Age

Sullivan township Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All2,5682.3780.419.6
Married1,3212.992.47.6
Non Family7841.2268.831.3
Female3373.0663.536.5
Male1262.1872.227.8

2.83

Average Family Size

2.37

Average Household Size

80.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Sullivan township Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1784.05%
Associates Degree50211.41%
Bachelors Degree71616.28%
Graduate Degree46210.5%
High School Graduate1,36731.08%
Less Than 9th Grade561.27%
Some College1,11725.4%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Sullivan township Educational Attainment by Sex (over 25)

Sullivan township Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White4,2704,0441,168
Black65574
2+ Races51516
Hispanic12120

The highest rate of high school graduation is among 2+ races people with a rate of 100%.

The highest rate of bachelors degrees is among white people with a rate of 27.35%.

Sullivan township Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$58,750$82,125$41,360
Graduate Degree$63,456$88,077$51,417
High School Graduate$35,893$42,422$29,625
Less Than 9th Grade$0$107,727$11,083
Overall$46,103$61,645$34,406
Some College$44,732$64,688$22,697

$46,103

Average Earnings

$61,645

Average Male

$34,406

Average Female

Sullivan township Earnings by Educational Attainment

Sullivan township Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Sullivan township Language

98.34% of Sullivan township residents speak only English, while 1.66% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.18% of the population.

Sullivan township Language

Sullivan township Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White5,9394227.11%
Black635587.3%
Multiple1041817.31%

8.07%

Overall Poverty Rate

6.22%

Male Poverty Rate

9.88%

Female Poverty Rate

Poverty in Sullivan township

The race most likely to be in poverty in Sullivan township is Black, with 87.3% below the poverty level.

The race least likely to be in poverty in Sullivan township is White, with 7.11% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.95%. Among those working part-time, it was 7.07%, and for those that did not work, the poverty rate was 13.44%.

Sullivan township Poverty

rate

Rate
Poverty
Less Than 9th Grade41.75%
Some College7.48%
High School6.22%
Bachelors or Greater0%

Sullivan township Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed100%
Male Unemployed38.58%
Female Employed7.96%
Male Employed0.51%

Sullivan township Poverty Rate by Employment Status and Sex

Sullivan township Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$86,544$109,595
Households$75,161$92,810
Married Families$104,320$-999,999,999
Non Families$37,692$50,963

mean

median

Income by Household Type

Sullivan township Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

53.9%

Overall Marriage Rate

56.0%

Male Marriage Rate

52.0%

Female Marriage Rate

Sullivan township Married by Age and Sex

male

female

Sullivan township 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 35-44.

Sullivan township Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Sullivan township Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

401

Number of Veterans

376

Male Veterans

25

Female Veterans

War
Veterans
Vietnam174
Second Gulf War65
First Gulf War50
Korea24
World War II12

Sullivan township Veterans by War

count

Age Group
Veterans
65 to 74147
55 to 6481
35 to 5474
75+74
18 to 3425

Sullivan township Veterans by Age

count

Name
Veterans
% of Total
White3808.24%
2+ Races1219.35%
Black913.64%

Sullivan township Veterans by Race

Sullivan township Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

25.47%

Veteran Disability Rate

Sullivan township Veterans by Education

LaborForceParticipation

62.5%

Labor Force Participation

59.4%

Employment Rate

4.6%

Unemployment Rate

Sullivan township Employment by Age

LaborForceParticipation

Sullivan township Employment by Race

LaborForceParticipation

Sullivan township Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

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

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

86.05%

Born in Sullivan township

99.32%

Native Born

0.68%

Foreign Born

0.4%

Non Citizen

0.29%

Naturalized

Place of Birth

99.32% of Sullivan township residents were born in the United States, with 86.05% having been born in Illinois. 0.4% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Sullivan township Place of Birth

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20296,048-23-0.38%
20286,071-23-0.38%
20276,094-23-0.38%
20266,117-23-0.37%
20256,140-23-0.37%
20246,163-23-0.37%
20236,186-23-0.37%
20226,209-106-1.68%
20216,315330.53%
20206,282440.71%
20196,238-66-1.05%
20186,30460.1%
20176,298590.95%
20166,239-40-0.64%
20156,27980.13%
20146,271-3-0.05%
20136,274-23-0.37%
20126,297150.24%
20116,28260.1%
20106,27600%

Sullivan township Population by Year