Sullivan County, Indiana

13 cities & places have their primary county here.

Population: 20,766
Median household income: $54,985
Median home value: $122,200

Sullivan County, Indiana counts 20,766 residents. 13 cities and places have their primary county here. At $54,985, its median household income sits below Indiana's $70,051.

Between 2019 and 2023, Sullivan County's population held roughly steady from 20,730 to 20,766, while its median household income rose 9.4% from $50,245 to $54,985.

The median resident is 41.3 years old. The largest age group is 5 to 17, 13.9% of residents.

Demographics

ACS 2019–2023

Population: 20,766
Median age: 41.3 yrs
Median household income: $54,985
Median home value: $122,200
Median gross rent: $813
Housing units: 8,798
Homeownership rate: 75.6%
Bachelor's degree or higher: 14.3%
Unemployment rate: 5.1%

Trends

ACS 5-year · 2019–2023

Population

20,73020,766

Median household income

$50,245$54,985

Median home value

$86,000$122,200

Median gross rent

$667$813

Year	Population	Median household income	Median home value	Median gross rent
2019	20,730	$50,245	$86,000	$667
2020	20,647	$49,449	$89,400	$660
2021	20,814	$49,393	$94,100	$703
2022	20,791	$54,556	$115,200	$797
2023	20,766	$54,985	$122,200	$813

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 55.3%

5 to 1713.9%

18 to 247.9%

25 to 3413.9%

35 to 4413.6%

45 to 5413.5%

55 to 6413.5%

65 to 7411.0%

75 and over7.5%

	Count	Share
Under 5	1,096	5.3%
5 to 17	2,896	13.9%
18 to 24	1,637	7.9%
25 to 34	2,881	13.9%
35 to 44	2,824	13.6%
45 to 54	2,798	13.5%
55 to 64	2,796	13.5%
65 to 74	2,279	11.0%
75 and over	1,559	7.5%

Race & ethnicity

	Count	Share
White (non-Hispanic)	18,829	90.7%
Black or African American	693	3.3%
American Indian & Alaska Native	0	0.0%
Asian	138	0.7%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	109	0.5%
Two or more races	621	3.0%
Hispanic or Latino (any race)	376	1.8%

Educational attainment (age 25+)

No high school diploma11.9%

High school graduate42.1%

Some college or associate's31.7%

Bachelor's degree10.4%

Graduate or professional degree3.8%

	Count	Share
No high school diploma	1,802	11.9%
High school graduate	6,374	42.1%
Some college or associate's	4,798	31.7%
Bachelor's degree	1,581	10.4%
Graduate or professional degree	582	3.8%

Commute to work

Mean travel time to work: 25 min

Drove alone84.5%

Carpooled9.6%

Public transit0.0%

Walked1.2%

Bicycle0.3%

Worked from home3.4%

Other means0.9%

How workers get to work

	Count	Share
Drove alone	7,251	84.5%
Carpooled	826	9.6%
Public transit	4	0.0%
Walked	106	1.2%
Bicycle	23	0.3%
Worked from home	295	3.4%
Other means	80	0.9%

Travel time

	Count	Share
Under 15 min	2,657	32.1%
15 to 29 min	2,690	32.4%
30 to 44 min	1,654	20.0%
45 to 59 min	714	8.6%
60+ min	575	6.9%

Households

Average household size: 2.43
Poverty rate: 13.5% (2,498 of 18,546)

	Count	Share
Family households	5,073	65.9%
Nonfamily households	2,624	34.1%

Housing

Median year structure built: 1972

Occupancy

	Count	Share
Occupied	7,697	87.5%
Vacant	1,101	12.5%

Tenure (of occupied units)

	Count	Share
Owner-occupied	5,820	75.6%
Renter-occupied	1,877	24.4%

1-unit, detached77.0%

1-unit, attached0.8%

2 to 4 units5.1%

5 to 19 units2.4%

20 or more units2.4%

Mobile home & other12.3%

Units in structure

	Count	Share
1-unit, detached	6,774	77.0%
1-unit, attached	73	0.8%
2 to 4 units	450	5.1%
5 to 19 units	208	2.4%
20 or more units	207	2.4%
Mobile home & other	1,086	12.3%

Geography

County GEOID: 18153
State: Indiana
Land area: 447 sq mi
Water area: 6.92 sq mi
Center point: 39.0892, -87.4158