Sullivan, Indiana Population 2021

4,115
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Sullivan is a city located in Sullivan County Indiana. It is also the county seat of Sullivan County. With a 2020 population of 4,115, it is the 139th largest city in Indiana and the 5323rd largest city in the United States . Sullivan is currently growing at a rate of 0.27% annually but its population has decreased by -3.15% since the most recent census, which recorded a population of 4,249 in 2010. Sullivan reached it's highest population of 5,423 in 1950. Spanning over 2 miles, Sullivan has a population density of 2,194 people per square mile.

The average household income in Sullivan is $44,426 with a poverty rate of 15.81%. The median rental costs in recent years comes to $616 per month, and the median house value is $73,700. The median age in Sullivan is 41.7 years, 38.1 years for males, and 48.2 years for females.

Sullivan Demographics

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

  • White: 97.53%
  • Asian: 1.74%
  • Two or more races: 0.73%
  • Black or African American: 0.00%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
  • Other race: 0.00%
The current population of Sullivan, Indiana is 4,115 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 4,082.The last official US Census in 2010 recorded the population at 4,249.

Sullivan, Indiana Population 2021

Population by Race

Race Population Percentage
White3,98197.53%
Asian711.74%
Two or More Races300.73%
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Sullivan Population by Race

Sullivan Population Pyramid $2021

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Sullivan Median Age

41.7


Total

38.1


Male

48.2


Female

Sullivan Adults

There are 3,219 adults, (762 of whom are seniors) in Sullivan.

Sullivan Age Dependency

66.1

Age Dependency Ratio

31

Old Age Dependency Ratio

35.1

Child Dependency Ratio

Sullivan Sex Ratio

Female

2,047

50.15%

Male

2,035

49.85%

Sullivan Population by Age

Sullivan Renter vs Owner Occupied by Household Type

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Sullivan Household Types

Type Owner Renter
Married78.7%21.3%
Male67.4%32.6%
All57.5%42.5%
Female46.8%53.2%
Non Family39%61%

57.5%

Rate of Home Ownership

Sullivan Households and Families

Type Count Average Size Owned
All1,8232.1957.5
Married6472.7978.7
Non Family6051.1339
Female3932.4946.8
Male1782.967.4

2.61

Average Family Size

2.19

Average Household Size

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Sullivan Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1816.30%
9th to 12th Grade2498.67%
High School Graduate1,25543.68%
Some College72025.06%
Associates Degree2237.76%
Bachelors Degree1254.35%
Graduate Degree1204.18%
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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
White2,7722,388220
Asian712525
2+ Races3030

The highest rate of high school graduation is among 2+ races people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 35.21%.

Sullivan Educational Attainment by Race

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Name Average Male Female
Overall$28,583$30,836$21,504
Less Than 9th Grade$$$
High School Graduate$30,411$30,859$23,750
Some College$22,139$30,313$20,505
Bachelors Degree$$$
Graduate Degree$62,558$$44,735

$28,583

Average Earnings

$30,836

Average Male

$21,504

Average Female

Sullivan Earnings by Educational Attainment

Sullivan Language by Age

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Sullivan Language

100.00% of Sullivan residents speak only English, while 0.00% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.00% of the population.

Sullivan Language

Sullivan Poverty by Race

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15.81%

Overall Poverty Rate

12.43%

Male Poverty Rate

19.20%

Female Poverty Rate

Poverty in Sullivan

The race most likely to be in poverty in Sullivan is White, with 16.23% below the poverty level.

The race least likely to be in poverty in Sullivan is White, with 16.23% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 7.76%. Among those working part-time, it was 26.50%, and for those that did not work, the poverty rate was 11.75%.

Sullivan Poverty

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Name Poverty
Less Than 9th Grade26.70%
Some College17.04%
High School10.70%
Bachelors or Greater0.00%

Sullivan Poverty Rate by Education

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Rate Poverty
Female Unemployed0.00%
Male Employed16.21%
Female Employed15.27%
Male Unemployed0.00%

Sullivan Poverty Rate by Employment Status and Sex

Sullivan Income by Household Type

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Name Median Mean
Households$34,402$44,426
Families$49,615$51,541
Married Families$60,486-
Non Families$20,728$24,958
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Income by Household Type

Sullivan Marital Status

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Marriage Rates

39.0%

Overall Marriage Rate

42.1%

Male Marriage Rate

36.2%

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 35-44, while the female age group most likely to be married is 35-44.

Sullivan Marital Status by Race

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Sullivan Marital Status

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240

Number of Veterans

221

Male Veterans

19

Female Veterans

War Veterans
Vietnam115
First Gulf War26
Second Gulf War16
Korea6
World War II4

Sullivan Veterans by War

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Age Group Veterans
65 to 7499
75+77
35 to 5434
55 to 6430
18 to 34

Sullivan Veterans by Age

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Name Veterans % of Total
White2106.74%
2+ Races30100.00%

Sullivan Veterans by Race

Sullivan Veterans by Education

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0.00%

Veteran Poverty Rate

59.11%

Veteran Disability Rate

Sullivan Veterans by Education

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56.4%

Labor Force Participation

55.3%

Employment Rate

1.8%

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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71.97%

Born in Sullivan

98.87%

Native Born

1.13%

Foreign Born

0.00%

Non Citizen

1.13%

Naturalized

Place of Birth

98.87% of Sullivan residents were born in the United States, with 71.97% having been born in Indiana. 0.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Sullivan Place of Birth

Year Population Growth Annual Growth Rate
20214,115110.27%
20204,104110.27%
20194,093110.27%
20184,082170.42%
20174,065-8-0.20%
20164,073-36-0.88%
20154,109-27-0.65%
20144,136-31-0.74%
20134,167-22-0.53%
20124,18930.07%
20114,186-39-0.92%
20104,225-392-0.88%
20004,617-46-0.10%
19904,663-111-0.23%
19804,774910.19%
19704,683-296-0.61%
19604,979-444-0.85%
19505,4233460.66%
19405,077-229-0.44%
19305,3068171.69%
19204,4893740.87%
19104,1159972.81%
19003,1180.00%

Sullivan Population by Year