Decatur County, Indiana Population 2024

26,344

Decatur County, Indiana's estimated 2024 population is 26,344 with a growth rate of -0.21% in the past year according to the most recent United States census data. Decatur County, Indiana is the 60th largest county in Indiana. The 2010 population was 25,795 and has seen a growth of 2.13% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202926,069-55-0.21%
202826,124-55-0.21%
202726,179-55-0.21%
202626,234-55-0.21%
202526,289-55-0.21%
202426,344-55-0.21%
202326,399-55-0.21%
202226,4541010.38%
202126,353-121-0.46%
202026,47420.01%
201926,472-213-0.8%
201826,685580.22%
201726,627580.22%
201626,5692310.88%
201526,338-73-0.28%
201426,4111790.68%
201326,2321910.73%
201226,0411410.54%
201125,9001050.41%
201025,79500%
199023,645-196-0.82%
198023,8411,1034.85%
197022,7382,71913.58%
196020,0191,8019.89%
195018,2184962.8%
194017,7224142.39%
193017,308-505-2.84%
192017,813-980-5.21%
191018,793-725-3.71%
190019,5182411.25%
189019,277-502-2.54%
188019,7797263.81%
187019,0531,75910.17%
186017,2942,18714.48%
185015,1072,93624.12%
184012,1716,284106.74%
18305,887-20,182-77.42%
2024 Growth Rate
-0.21% (-55)
County Website
Decatur County
State
Indiana
County Seat
Greensburg
2020 Population
26,474
Area
373 mi²
Density
71 people/mi²
Growth Since 2020
-0.49% (-130)
Founded
1822

Population by Race

Race
Population
Percentage (of total)
White24,95194.4%
Two or more races1,1204.24%
Asian1570.59%
Other race1450.55%
Black or African American580.22%
Native American10%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Asian

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

Decatur County, Indiana Population by Race

Decatur County, Indiana Population Pyramid 2024

Decatur County, Indiana Median Age

39.7

Total

39.2

Male

40.7

Female

Decatur County, Indiana Adults

There are 20,159 adults, (4,597 of whom are seniors) in Decatur County, Indiana.

Decatur County, Indiana Age Dependency

69.8

Age Dependency Ratio

29.5

Old Age Dependency Ratio

40.3

Child Dependency Ratio

Decatur County, Indiana Sex Ratio

Female13,20149.94%
Male13,23150.06%

Decatur County, Indiana Population by Age

Decatur County, Indiana Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All10,3012.5273.626.4
Married5,4613.1885.514.5
Non Family3,4891.2558.241.8
Female8213.0366.633.4
Male5303.3364.335.7

3.07

Average Family Size

2.52

Average Household Size

73.6%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Decatur County, Indiana Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1,0265.73%
Associates Degree1,84110.28%
Bachelors Degree2,75315.37%
Graduate Degree9105.08%
High School Graduate7,67142.84%
Less Than 9th Grade5583.12%
Some College3,14917.58%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Decatur County, Indiana Educational Attainment by Sex (over 25)

Decatur County, Indiana Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White17,07415,5183,475
2+ Races671653146
Hispanic28028053
Asian777623
Black40310
Native American111

The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among native american people with a rate of 100%.

Decatur County, Indiana Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$58,901$73,594$48,154
Graduate Degree$67,143$0$60,909
High School Graduate$41,344$51,070$31,639
Less Than 9th Grade$27,270$38,517$15,458
Overall$49,526$58,296$37,392
Some College$53,927$59,366$41,548

$49,526

Average Earnings

$58,296

Average Male

$37,392

Average Female

Decatur County, Indiana Earnings by Educational Attainment

Decatur County, Indiana Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Decatur County, Indiana Language

97.6% of Decatur County, Indiana residents speak only English, while 2.4% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.3% of the population.

Decatur County, Indiana Language

Decatur County, Indiana Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White24,3252,2889.41%
Multiple1,108948.48%
Hispanic6038313.76%
Black382052.63%
Other1451711.72%
Asian15742.55%

9.56%

Overall Poverty Rate

6.04%

Male Poverty Rate

13.06%

Female Poverty Rate

Poverty in Decatur County, Indiana

The race most likely to be in poverty in Decatur County, Indiana is Black, with 52.63% below the poverty level.

The race least likely to be in poverty in Decatur County, Indiana is Asian, with 2.55% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.83%. Among those working part-time, it was 12.27%, and for those that did not work, the poverty rate was 21.13%.

Decatur County, Indiana Poverty

rate

Rate
Poverty
Less Than 9th Grade26.59%
High School11.06%
Some College6.54%
Bachelors or Greater2.59%

Decatur County, Indiana Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed20.29%
Female Employed6.21%
Male Unemployed3.75%
Male Employed1.48%

Decatur County, Indiana Poverty Rate by Employment Status and Sex

Decatur County, Indiana Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$83,094$102,022
Households$71,566$87,713
Married Families$90,417$-999,999,999
Non Families$38,911$52,472

mean

median

Income by Household Type

Decatur County, Indiana Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

53.7%

Overall Marriage Rate

55.4%

Male Marriage Rate

52.1%

Female Marriage Rate

Decatur County, Indiana Married by Age and Sex

male

female

Decatur County, Indiana Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.

Decatur County, Indiana Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Decatur County, Indiana Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,369

Number of Veterans

1,240

Male Veterans

129

Female Veterans

War
Veterans
Vietnam510
First Gulf War307
Second Gulf War261
Korea56
World War II9

Decatur County, Indiana Veterans by War

count

Age Group
Veterans
65 to 74473
35 to 54351
75+288
55 to 64182
18 to 3475

Decatur County, Indiana Veterans by Age

count

Name
Veterans
% of Total
White1,3326.99%
2+ Races364.83%
Hispanic349.32%
Asian10.64%

Decatur County, Indiana Veterans by Race

Decatur County, Indiana Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.86%

Veteran Poverty Rate

27.61%

Veteran Disability Rate

Decatur County, Indiana Veterans by Education

LaborForceParticipation

66.5%

Labor Force Participation

64.2%

Employment Rate

3.1%

Unemployment Rate

Decatur County, Indiana Employment by Age

LaborForceParticipation

Decatur County, Indiana Employment by Race

LaborForceParticipation

Decatur County, Indiana Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

82.63%

Born in Decatur County, Indiana

98.52%

Native Born

1.48%

Foreign Born

1.01%

Non Citizen

0.47%

Naturalized

Place of Birth

98.52% of Decatur County, Indiana residents were born in the United States, with 82.63% having been born in Indiana. 1.01% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Decatur County, Indiana Place of Birth

Sources