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COUNTY · 1990 CENSUS

Decatur County

Tennessee · 10,472 residents · 333.879 sq mi
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The short version

Decatur County has notably lower household income than the US average, with a median household income of $17,925. Population has declined 11% since 2000. 5% of adults hold a bachelor's degree or higher, below the national rate of 20%. Median home value is $34,300. With a median age of 38.8, the population is older than the US median of 33.0. Households here earn about 28% less than the Tennessee median.

At a glance
Lower income
below the US median
US median: $30,130
Older
median age 38.8
US median: 33.0
Less educated
5% hold a bachelor's degree
US average: 20%
More affordable
home values down 20%, inflation adjusted
US median home: $93,722
Section 01

Population & growth

Total population
10,472
−11%vs 2000
vs 11,731 in 2000
1990 – 2025
Median age
38.8
−6%vs 2000
vs 41.2 in 2000
US average: 33.0
Population, 1990 – 2024
10K11K11K12K12K1990201020202024Decatur County
202412K
1990201020202024
Age distribution, 1990
Under 55.2%(542)
US avg: 7.3%
5 to 96%(626)
US avg: 7.3%
10 to 147.4%(771)
US avg: 6.9%
15 to 196.9%(718)
US avg: 7.1%
20 to 246.3%(661)
US avg: 7.5%
25 to 3413.3%(1,389)
US avg: 17.5%
35 to 4413.7%(1,432)
US avg: 15.1%
45 to 5411.8%(1,240)
US avg: 10.2%
55 to 6410.6%(1,113)
US avg: 8.5%
65 to 7410.4%(1,086)
US avg: 7.3%
75 to 847.2%(758)
US avg: 4%
85 and over1.3%(136)
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$17,925
−18%inflation adjusted, since 2000
vs $28,741 in 2000
US average: $30,130
1990 – 2024
Per capita income
$9,345
−46%vs 2000
vs $17,285 in 2000
US average: $14,340
Poverty rate
19.9%
+3.9 ptsvs 2000
vs 16.0% in 2000
US average: 13.2%
Section 03

Housing

Median home value
$34,300
−20%inflation adjusted, since 2000
vs $56,200 in 2000
US average: $93,722
1990 – 2024
Median gross rent
$253
−4%inflation adjusted, since 2000
vs $346 in 2000
US average: $450
Owner-occupied
80.5%
+0.5 ptsvs 2000
vs 80.1% in 2000
19.5% rent
RELATED:See current rent listings in Decatur County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic93.4%(10,954)
Black3.5%(406)
Hispanic / Latino2%(229)
Asian0.2%(20)
Other0%
1990
White, non-Hispanic95.7%(10,025)
Black3.9%(409)
Hispanic / Latino0.6%(61)
Asian0.2%(16)
Other0.2%(22)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Mexican2.3%(270)
Puerto Rican0.5%(53)
Cuban0.4%(44)
Salvadoran0.3%(29)
Guatemalan0.1%(7)
Asian origin
Asian Indian1.3%(152)
Chinese0%(4)
Korean0%(3)
Ancestry
American16.1%(1,870)
Irish13.1%(1,513)
English10.9%(1,263)
German7.3%(851)
Italian1.7%(202)
Scottish1.7%(200)
Norwegian1.1%(126)
Polish0.8%(92)
Dutch0.7%(80)
Scotch-Irish0.4%(49)
French0.4%(41)
+ 11 more ancestry groups with data
Swedish0.3%(31)
Cape Verdean0.2%(22)
Welsh0.1%(13)
British0.1%(11)
Danish0.1%(11)
Portuguese0.1%(8)
Czech0.1%(6)
Nigerian0.1%(6)
Slovak0%(3)
RANKED:Largest American population · Largest Irish population · Largest English population · Largest German population · Largest Mexican population
Section 05

Education

Bachelor's degree or higher
4.8%
−2.5 ptsvs 2000
vs 7.3% in 2000
US average: 20.3%
High school or higher
52.9%
−10.7 ptsvs 2000
vs 63.6% in 2000
US average: 75.2%
Graduate degree
1.5%
−1.0 ptsvs 2000
vs 2.5% in 2000
US average: 7.1%
Section 06

Commute & transportation

Average commute
20.6 min
+8%vs 2000
vs 19.1 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status (2024)
Men 15+
Never married28.1%(1,348)
Married56.6%(2,716)
Widowed2.2%(106)
Divorced13.1%(630)
Women 15+
Never married20.9%(1,028)
Married52.6%(2,594)
Widowed14%(691)
Divorced12.5%(616)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Drill deeper

Places similar to Decatur County

Howard County
Pop 12,306
Bacon County
Pop 11,070
Choctaw County
Pop 11,904
Glades County
Pop 13,270
Places similar to Decatur County
Head to head

Compare Decatur County to nearby counties

DECATUR COUNTY VS
Perry County
Income$55,972+212%
Home value$126,900+270%
Population9,126−23%
SEE FULL COMPARISON →
DECATUR COUNTY VS
Henderson County
Income$55,136+208%
Home value$164,800+380%
Population28,518+141%
SEE FULL COMPARISON →
DECATUR COUNTY VS
Hardin County
Income$49,956+179%
Home value$160,400+368%
Population27,983+137%
SEE FULL COMPARISON →
DECATUR COUNTY VS
Wayne County
Income$52,294+192%
Home value$130,700+281%
Population16,416+39%
SEE FULL COMPARISON →
Frequently asked

How many people live in Decatur County, Tennessee?

Decatur County, Tennessee has about 10,472 residents according to the 1990 Census.

What is the median household income in Decatur County, Tennessee?

The typical household in Decatur County, Tennessee earns about $17,925 a year. Half of households make more than that, and half make less.

Is Decatur County, Tennessee expensive?

In Decatur County, Tennessee, the median home is worth about $34,300, and the typical rent is about $253 a month.

How educated are people in Decatur County, Tennessee?

About 4.8% of adults age 25 and over in Decatur County, Tennessee hold a bachelor's degree or higher.

What is the poverty rate in Decatur County, Tennessee?

About 19.9% of people in Decatur County, Tennessee live below the federal poverty line.

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Explore from here

5 census tracts
Census Tract 9551.02Census Tract 9550.03Census Tract 9550.04Census Tract 9550.01Census Tract 9551.01
5 ZIP codes
ZIP 38363ZIP 38329ZIP 38374ZIP 38311ZIP 38380
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →