Knox County, Indiana Demographics 2026

Name: Knox County, Indiana Demographics
Creator: U.S. Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

Knox County, Indiana has a population of 36,007, the 44th most populous county in Indiana. The median household income is $61,237 and the median home value is $137,700. The poverty rate is 13.7%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Knox County Quick Facts

Population 36,007

Median Household Income $61,237

Median Home Value $137,700

Poverty Rate 13.7%

Unemployment Rate 3.1%

Median Age 39.0 years

Homeownership Rate 67.8%

Affordability Ratio 2.2x

Bachelor's Degree+ 19.1%

High School Graduation 89.5%

Cities/Places 13

Population 36,007 44th of 92

Median Income $61,237 15% lower than state

Poverty Rate 13.7%

Unemployment 3.1%

How Knox County Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric	2019–2023	2020–2024	Change
Population	36,108	36,007	-0.3%
Median household income	$58,863	$61,237	+4.0%
Median home value	$123,500	$137,700	+11.5%

Median Household Income

Knox

$61,237

$71,957

National

$80,734

Median Home Value

Knox

$137,700

$218,200

National

$332,700

Economy & Housing

Household Income Distribution

Under $25K 20.3%

$25K-$50K 19.7%

$50K-$100K 33.3%

$100K+ 26.7%

Detailed income brackets

Under $10K

6.0%

$10K-$15K

5.2%

$15K-$20K

3.8%

$20K-$25K

5.3%

$25K-$30K

4.8%

$30K-$35K

3.4%

$35K-$40K

2.3%

$40K-$45K

4.1%

$45K-$50K

5.1%

$50K-$60K

9.0%

$60K-$75K

11.0%

$75K-$100K

13.4%

$100K-$125K

9.9%

$125K-$150K

4.8%

$150K-$200K

5.5%

$200K+

6.5%

Employment

3.1% Unemployment Rate State: 4.3%|National: 5.2%

61.4% Labor Force Participation

Housing Overview

Owner 67.8%

Renter 32.2%

Affordability Index Very Affordable

2.2x home value to income ratio

Median gross rent $796/mo 15.6% of median household income annually

People & Demographics

Age Distribution

Under 18

21.6%

18-34

23.2%

35-54

23.0%

55-74

24.0%

75+

8.2%

Race & Ethnicity

Diversity Index

Very Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 41 | National average: 61

Education

Educational Attainment (Adults 25+)

Cities & Places in Knox County

City	Population	Median Income	Poverty	Home Value
Vincennes	16,586	$53,637	19.6%	$111,600
Bicknell	3,017	$52,188	14.2%	$66,300
Oaktown	860	$38,333	3.6%	$65,200
Freelandville	807	$70,236	12.8%	$92,000
Monroe City	767	$56,094	28.7%	$144,800
Bruceville	446	$55,000	12.1%	$92,700
Wheatland	349	$42,344	14.9%	$83,300
Sandborn	339	$61,125	6.2%	$94,400
Edwardsport	337	$51,667	15.2%	$58,800
Decker	174	N/A	12.1%	$34,700
Ragsdale	88	$27,708	77.3%	$63,900
Emison	76	N/A	13.2%	$165,200
Westphalia	47	N/A	0.0%	N/A

Explore Indiana Rankings

Cities by Population All cities ranked by size Richest Cities Ranked by median income Most Educated By bachelor's degree rate Most Affordable By housing affordability

Population Overview

Knox County is located in Indiana with a total population of 36,007. It is the 44th most populous county out of 92 in Indiana. The county encompasses 13 Census-designated places.

Age Demographics

The median age in Knox County is 39.0 years. This is 2% higher than the state median of 38.1 years.

Economy, Income & Housing

The median household income in Knox County is $61,237. This is 15% lower than the state median of $71,957. It is also 24% lower than the national median of $80,734. The poverty rate stands at 13.7%. This is 11% higher than the state poverty rate of 12.3%. The unemployment rate is 3.1%. This is 27% lower than the state rate of 4.3%. The median home value is $137,700. Housing costs are 37% lower than the state median of $218,200. With a home-value-to-income ratio of just 2.2x, Knox County is one of the most affordable housing markets in the area. 67.8% of occupied housing units are owner-occupied. This homeownership rate is 4% lower than the state average of 70.5%.

Race & Ethnicity

Knox County has a predominantly White (non-Hispanic) population, comprising 89.4% of all residents. Hispanic or Latino residents account for 3.0%. The Black or African American population (1.7%) is well below the state average of 9.1%. The Hispanic or Latino population (3.0%) is well below the state average of 8.6%. The Asian population (0.9%) is well below the state average of 2.6%.

Education

19.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 35% lower than the state rate of 29.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 89.5%.

Data Sources & Methodology

All figures for Knox County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Indiana and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of Knox County, Indiana?

Knox County has a population of 36,007, making it the 44th most populous county in Indiana.

What is the median income in Knox County?

The median household income in Knox County is $61,237 with a poverty rate of 13.7%.

How many cities are in Knox County, Indiana?

Knox County contains 13 Census-designated places.