Decatur County vs Trousdale County

A side-by-side comparison of Decatur County and Trousdale County: population, income, housing, and more.

Decatur County and Trousdale County are counties in Tennessee. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Trousdale County has the higher population (11,805 vs 11,499 in Decatur County). Trousdale County has the higher median household income ($63,190 vs $46,190 in Decatur County). Trousdale County has the higher median home value ($284,100 vs $133,900 in Decatur County).

Population, income & housing

	Decatur County	Trousdale County
Population	11,499	11,805
Median age	45.9 yrs	34.6 yrs
Median household income	$46,190	$63,190
Median home value	$133,900	$284,100
Median gross rent	$716	$805
Housing units	6,588	3,866
Homeownership rate	75.0%	74.5%
Bachelor's degree or higher	15.0%	10.1%
Unemployment rate	8.3%	0.6%

Trends (ACS 5-year, 2019–2023)

	Decatur County	Trousdale County
Population	11,686 → 11,499 (-1.6%)	10,231 → 11,805 (+15.4%)
Median household income	$42,031 → $46,190 (+9.9%)	$56,321 → $63,190 (+12.2%)
Median home value	$98,800 → $133,900 (+35.5%)	$155,700 → $284,100 (+82.5%)
Median gross rent	$531 → $716 (+34.8%)	$787 → $805 (+2.3%)

Decatur County

Population

11,68611,499

Median household income

$42,031$46,190

Median home value

$98,800$133,900

Median gross rent

$531$716

Trousdale County

Population

10,23111,805

Median household income

$56,321$63,190

Median home value

$155,700$284,100

Median gross rent

$787$805

Age & race/ethnicity

Age distribution (share)

	Decatur County	Trousdale County
Under 5	4.9%	5.3%
5 to 17	15.5%	11.2%
18 to 24	7.0%	11.6%
25 to 34	10.0%	22.7%
35 to 44	11.4%	13.5%
45 to 54	12.8%	11.8%
55 to 64	14.7%	11.3%
65 to 74	14.3%	8.0%
75 and over	9.4%	4.6%

Race & ethnicity (share)

	Decatur County	Trousdale County
White (non-Hispanic)	90.7%	80.4%
Black or African American	3.1%	11.3%
American Indian & Alaska Native	0.0%	0.3%
Asian	0.9%	0.2%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.2%
Two or more races	1.7%	4.0%
Hispanic or Latino	3.5%	3.7%

Educational attainment (age 25+)

Share of adults 25+

	Decatur County	Trousdale County
No high school diploma	15.8%	15.0%
High school graduate	45.3%	52.2%
Some college or associate's	23.8%	22.7%
Bachelor's degree	12.5%	6.4%
Graduate or professional degree	2.5%	3.7%

Commute to work

How workers get to work (share)

	Decatur County	Trousdale County
Drove alone	83.2%	83.0%
Carpooled	9.5%	12.2%
Public transit	0.2%	0.0%
Walked	1.9%	0.0%
Bicycle	0.0%	0.0%
Worked from home	4.8%	4.7%
Other means	0.4%	0.1%

Housing

Units in structure (share)

	Decatur County	Trousdale County
1-unit, detached	76.1%	70.1%
1-unit, attached	0.1%	0.9%
2 to 4 units	1.7%	4.7%
5 to 19 units	1.5%	1.6%
20 or more units	0.5%	2.0%
Mobile home & other	20.0%	20.7%

Poverty & households

	Decatur County	Trousdale County
Poverty rate	21.6%	10.3%
Average household size	2.55	2.52
Mean commute (minutes)	26	38
Median year structure built	1982	1987