Carroll County vs Marion County

A side-by-side comparison of Carroll County and Marion County: population, income, housing, and more.

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

Marion County has the higher population (29,010 vs 28,461 in Carroll County). Marion County has the higher median household income ($58,103 vs $50,391 in Carroll County). Marion County has the higher median home value ($173,600 vs $122,100 in Carroll County).

Population, income & housing

	Carroll County	Marion County
Population	28,461	29,010
Median age	41.6 yrs	43.7 yrs
Median household income	$50,391	$58,103
Median home value	$122,100	$173,600
Median gross rent	$757	$840
Housing units	13,107	13,837
Homeownership rate	74.8%	79.8%
Bachelor's degree or higher	18.9%	16.5%
Unemployment rate	4.2%	7.7%

Trends (ACS 5-year, 2019–2023)

	Carroll County	Marion County
Population	27,886 → 28,461 (+2.1%)	28,538 → 29,010 (+1.7%)
Median household income	$42,637 → $50,391 (+18.2%)	$49,432 → $58,103 (+17.5%)
Median home value	$88,300 → $122,100 (+38.3%)	$125,700 → $173,600 (+38.1%)
Median gross rent	$622 → $757 (+21.7%)	$696 → $840 (+20.7%)

Carroll County

Population

27,88628,461

Median household income

$42,637$50,391

Median home value

$88,300$122,100

Median gross rent

$622$757

Marion County

Population

28,53829,010

Median household income

$49,432$58,103

Median home value

$125,700$173,600

Median gross rent

$696$840

Age & race/ethnicity

Age distribution (share)

	Carroll County	Marion County
Under 5	5.3%	5.4%
5 to 17	16.6%	15.3%
18 to 24	9.6%	7.3%
25 to 34	11.7%	11.6%
35 to 44	10.8%	11.7%
45 to 54	12.3%	13.1%
55 to 64	13.9%	15.1%
65 to 74	11.7%	12.7%
75 and over	8.2%	7.7%

Race & ethnicity (share)

	Carroll County	Marion County
White (non-Hispanic)	84.0%	90.4%
Black or African American	8.8%	2.8%
American Indian & Alaska Native	0.1%	0.1%
Asian	0.3%	0.2%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.1%	0.1%
Two or more races	3.7%	4.0%
Hispanic or Latino	3.0%	2.3%

Educational attainment (age 25+)

Share of adults 25+

	Carroll County	Marion County
No high school diploma	11.3%	17.7%
High school graduate	41.9%	37.9%
Some college or associate's	28.0%	27.9%
Bachelor's degree	11.0%	10.1%
Graduate or professional degree	7.9%	6.4%

Commute to work

How workers get to work (share)

	Carroll County	Marion County
Drove alone	79.3%	76.4%
Carpooled	8.0%	10.1%
Public transit	0.0%	0.4%
Walked	2.7%	1.4%
Bicycle	0.0%	0.2%
Worked from home	6.2%	9.4%
Other means	3.7%	2.1%

Housing

Units in structure (share)

	Carroll County	Marion County
1-unit, detached	73.0%	74.7%
1-unit, attached	0.3%	1.0%
2 to 4 units	6.3%	2.2%
5 to 19 units	2.1%	1.1%
20 or more units	1.5%	0.5%
Mobile home & other	16.8%	20.5%

Poverty & households

	Carroll County	Marion County
Poverty rate	16.4%	16.9%
Average household size	2.43	2.50
Mean commute (minutes)	27	33
Median year structure built	1977	1985