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Knox County, Indiana

Named for Revolutionary War hero General Henry Knox

County Seat: Vincennes

Largest City: Vincennes (2024 population: 16,506)

Population per Square Mile: 69.52

Square Miles: 516.00

Go to county's in.gov site

Population over Time	Number	Rank in State	Percent of State	Indiana
Yesterday (2020)	36,282	43	0.6%	6,484,050
Today (2024)	35,872	44	0.5%	6,924,275
Tomorrow (2030 projection)*	35,407	44	0.5%	7,013,509
Percent Change 2020 to Today	-1.1%	88		2.0%

*Projection based on 2020 Census population estimates.
Sources: U.S. Census Bureau; Indiana Business Research Center

Components of Population Change, 2023-2024	Number	Rank in State	Percent of State	Indiana
Net Domestic Migration	-165	80		4,268
Net International Migration	122	26		30,852
Natural Increase (births minus deaths)	-111	73	-1.2%	9,159

Source: U.S. Census Bureau

Population Estimates by Age, 2024	Number	Rank in State	Pct Dist. in County	Pct Dist. in State
Preschool (0 to 4)	1,937	45	5.4%	5.9%
School Age (5 to 17)	5,679	47	15.8%	17.0%
College Age (18 to 24)	4,235	29	11.8%	9.7%
Young Adult (25 to 44)	8,546	44	23.8%	25.9%
Older Adult (45 to 64)	8,486	48	23.7%	23.9%
Seniors (65 and older)	6,989	44	19.5%	17.5%
Median Age	39.4			Median Age = 38.3

Sources: U.S. Census Bureau; Indiana Business Research Center

Population Estimates by Race and Hispanic Origin, 2024	Number	Rank of	Pct Dist. in County	Pct Dist. in State
American Indian or Alaska Native Alone	164	47	0.5%	0.5%
Asian Alone	476	33	1.3%	3.1%
Black Alone	1,285	30	3.6%	10.6%
Native Hawaiian and Other Pac. Isl. Alone	18	50	0.1%	0.1%
White	33,245	46	92.7%	83.2%
Two or More Race Groups	684	37	1.9%	2.5%
Hispanic or Latino Origin (can be of any race)
Non-Hispanic	34,702	43	96.7%	90.9%
Hispanic	1,170	50	3.3%	9.1%

Source: U.S. Census Bureau

Household Types	Number	Rank in State	Pct Dist. in County	Pct Dist. in State
Households in 2023 (Includes detail not shown below)	15,110	40	100.0%	100.0%
Married With Children	2,388	47	15.8%	18.1%
Married Without Children	4,606	44	30.5%	29.3%
Single Parents	1,456	32	9.6%	8.9%
Living Alone	5,015	33	33.2%	29.6%

Source: U.S. Census Bureau, American Community Survey 5-year estimates.

Housing	Number	Rank in State	Pct Dist. in County	Pct Dist. in State
Total Housing Units in 2024 (estimate)	17,008	39	100.0%	100.0%
Total Housing Units in 2023 (includes vacant units)	16,965	38	100.0%	100.0%
Owner Occupied (Pct. distribution based on all housing units)	9,955	50	58.7%	63.9%
Median Value (2023)	$123,500	82
Renter Occupied (Pct. distribution based on all housing units)	5,155	26	30.4%	26.9%
Median Rent (2023)	$568	72

Source: U.S. Census Bureau, American Community Survey 5-year estimates.

Education	Number	Rank in State	Percent of State	Indiana
School Enrollment (2024/2025 Total Reported)	5,454	46	0.5%	1,132,621
Public	5,081	47	0.5%	1,033,552
Adults (25+ in 2023 ACS)	24,242	43	0.5%	4,559,304
with High School diploma or higher	90.1%	52		90.2%
with B.A. or higher degree	17.8%	57		28.8%

Sources: Indiana Department of Education; U.S. Census Bureau, American Community Survey 5-year estimates.

Income and Poverty	Number	Rank in State	Percent of State	Indiana
Per Capita Personal Income (annual) in 2023	$56,279	35	91.9%	61,243
Median Household Income in 2023	57,242	84	82.4%	$69,458
Poverty Rate in 2023	15.7%	9	128.7%	12.2%
Poverty Rate among Children under 18	17.2%	27	113.9%	15.1%
Welfare (TANF) Monthly Average Families in 2025	29	27	0.6%	4,863
Food Stamp Recipients in 2025	4,176	26	0.7%	578,293
Free and Reduced Fee Lunch Recipients in 2024/2025	2,560	42	0.5%	488,145

Sources: U.S. Bureau of Economic Analysis; U.S. Census Bureau; Indiana Family Social Services Administration; Indiana Department of Education

Health and Vital Statistics	Number	Rank of	Percent of State	Indiana
Births, 2021	402	44	0.5%	79,946
Births to Teens, 2021	28	29	0.7%	3,845
Deaths, 2019	479	34	0.7%	66,005

Source: Indiana State Department of Health

Labor Force, 2024	Number	Rank in State	Percent of State	Indiana
Total Resident Labor Force	17,868	43	0.5%	3,455,992
Employed	17,142	43	0.5%	3,310,992
Unemployed	726	42	0.5%	145,000
Annual Unemployment Rate	4.1	38	97.6%	4.2
November 2025 Unemployment Rate	3.2	42	97.0%	3.3

Source: STATS Indiana, using data from the Indiana Department of Workforce Development

Employment and Earnings by Industry, 2023	Employment	Pct Dist. in County	Earnings ($000)	Pct Dist. In County	Avg. Earnings Per Job
Total by place of work	22,396	100.0%	$1,340,143	100.0%	$59,838
Wage and Salary	18,508	82.6%	$935,220	69.8%	$50,531
Farm Proprietors	398	1.8%	$63,909	4.8%	$160,575
Nonfarm Proprietors	3,490	15.6%	$110,715	8.3%	$31,723
Farm	612	2.7%	$76,919	5.7%	$125,685
Nonfarm	21,784	97.3%	$1,263,224	94.3%	$57,989
Private	16,839	75.2%	$961,474	71.7%	$57,098
Accommodation, Food Serv.	1,617	7.2%	$41,485	3.1%	$25,656
Arts, Ent., Recreation	124	0.6%	$973	0.1%	$7,847
Construction	1,065	4.8%	$74,762	5.6%	$70,199
Health Care, Social Serv.	2,391	10.7%	$157,797	11.8%	$65,996
Information	98	0.4%	$6,240	0.5%	$63,673
Manufacturing	2,205	9.8%	$157,883	11.8%	$71,602
Professional, Tech. Serv.	544	2.4%	$34,865	2.6%	$64,090
Retail Trade	2,326	10.4%	$79,121	5.9%	$34,016
Trans., Warehousing	663	3.0%	$45,237	3.4%	$68,231
Wholesale Trade	686	3.1%	$55,210	4.1%	$80,481
Other Private (not above)	5,120	22.9%	$307,901	23.0%	$60,137
Government	4,945	22.1%	$301,750	22.5%	$61,021

Source: U.S. Bureau of Economic Analysis

Residential Building Permits, 2024	Units	Pct Dist. in County	Pct Dist. in State	Cost ($000)	State Cost ($000)
Total Permits Filed	36	100.0%	100.0%	$11,078	$8,133,071
Single-Family	36	100.0%	75.4%	$11,078	$6,951,719
2-Family	0	0.0%	1.9%	0	$100,498
3- and 4-Family	0	0.0%	0.8%	$0	$45,624
5+ Family	0	0.0%	21.9%	$0	$1,035,231

Notes: Detail cost may not sum to total due to rounding. Greene County does not currently issue building permits, so it is excluded.
Source: U.S. Census Bureau

Largest Cities and Towns in Knox County

Name	Population in 2024	Percent of County
Bicknell	2,999	8.4%
Bruceville	449	1.3%
Decker	198	0.6%
Edwardsport	280	0.8%
Monroe City	489	1.4%
Oaktown	580	1.6%
Sandborn	360	1.0%
Vincennes	16,506	46.0%
Wheatland	392	1.1%

Source: U.S. Census Bureau annual population estimates