Decatur, Iowa Population 2024

254

Decatur is a city located in Iowa. Decatur has a 2024 population of 254. Decatur is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The average household income in Decatur is $49,827 with a poverty rate of 29.53%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Decatur is 36.4 years, 36.7 years for males, and 33.6 years for females.

Decatur Demographics

According to the most recent ACS, the racial composition of Decatur was:

  • White: 94.88%
  • Two or more races: 4.33%
  • Other race: 0.79%
  • Black or African American: 0%
  • Native American: 0%
  • Asian: 0%
  • Native Hawaiian or Pacific Islander: 0%
State
Iowa
Land Area (mi²)
35.7 sq mi
Density (mi²)
7.10/sq mi
The current population of Decatur, Iowa is 254 based on our projections of the latest US Census estimates.

Decatur, Iowa Population 2024

Population by Race

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Race
Population
Percentage (of total)
White24194.88%
Two or more races114.33%
Other race20.79%
Black or African American00%
Native American00%
Asian00%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Other race

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Decatur Population by Race

Decatur Population Pyramid 2024

Decatur Median Age

36.4

Total

36.7

Male

33.6

Female

Decatur Adults

There are 191 adults, (41 of whom are seniors) in Decatur.

Decatur Age Dependency

69.3

Age Dependency Ratio

27.3

Old Age Dependency Ratio

42

Child Dependency Ratio

Decatur Sex Ratio

Female12549.21%
Male12950.79%

Decatur Population by Age

Decatur Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All1092.3386.213.8
Non Family39074.425.6
Married373.4189.210.8
Female233.2695.74.3
Male101.41000

2.7

Average Family Size

2.33

Average Household Size

86.2%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Decatur Households and Families

Male

Female

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Education Attained
Count
Percentage
Less Than 9th Grade63.85%
9th to 12th Grade63.85%
High School Graduate8856.41%
Some College1811.54%
Associates Degree159.62%
Bachelors Degree148.97%
Graduate Degree95.77%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Decatur Educational Attainment by Sex (over 25)

Decatur Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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Race
Total
High School
Bachelors
White13612623
2+ Races11110
Hispanic970
Other Race200

The highest rate of high school graduation is among 2+ races people with a rate of 100%.

The highest rate of bachelors degrees is among white people with a rate of 16.91%.

Decatur Educational Attainment by Race

All

Male

Female

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Name
Average
Male
Female
Overall$36,250$45,625$21,771
Less Than 9th Grade$36,875$46,250$36,250
High School Graduate$31,000$39,750$21,563
Some College$37,917$44,375$32,188
Bachelors Degree$0$0$0
Graduate Degree$0$0$0

$36,250

Average Earnings

$45,625

Average Male

$21,771

Average Female

Decatur Earnings by Educational Attainment

Decatur Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Decatur Language

94.19% of Decatur residents speak only English, while 5.81% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.15% of the population.

Decatur Language

Decatur Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White2346628.21%
Hispanic9777.78%
Multiple11218.18%

29.53%

Overall Poverty Rate

32.56%

Male Poverty Rate

26.4%

Female Poverty Rate

Poverty in Decatur

The race most likely to be in poverty in Decatur is Hispanic, with 77.78% below the poverty level.

The race least likely to be in poverty in Decatur is Multiple, with 18.18% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 32.89%. Among those working part-time, it was 16.42%, and for those that did not work, the poverty rate was 33.33%.

Decatur Poverty

rate

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Rate
Poverty
Some College27.27%
Less Than 9th Grade16.67%
High School10.23%
Bachelors or Greater8.7%

Decatur Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed100%
Female Employed41.03%
Male Employed25.32%
Female Unemployed0%

Decatur Poverty Rate by Employment Status and Sex

Decatur Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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Name
Median
Mean
Households$56,875$49,827
Families$55,500$47,929
Married Families$65,938$-999,999,999
Non Families$57,639$47,269

mean

median

Income by Household Type

Decatur Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

39.7%

Overall Marriage Rate

41.0%

Male Marriage Rate

38.5%

Female Marriage Rate

Decatur Married by Age and Sex

male

female

Decatur Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 45-54.

Decatur Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Decatur Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

6

Number of Veterans

6

Male Veterans

0

Female Veterans

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War
Veterans
First Gulf War1
Korea1
Second Gulf War0
Vietnam0
World War II0

Decatur Veterans by War

count

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Age Group
Veterans
55 to 644
35 to 541
75+1
18 to 340
65 to 740

Decatur Veterans by Age

count

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Name
Veterans
% of Total
White63.37%

Decatur Veterans by Race

Decatur Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

16.67%

Veteran Poverty Rate

83.33%

Veteran Disability Rate

Decatur Veterans by Education

LaborForceParticipation

62.8%

Labor Force Participation

61.8%

Employment Rate

1.7%

Unemployment Rate

Decatur Employment by Age

LaborForceParticipation

Decatur Employment by Race

LaborForceParticipation

Decatur 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

88.98%

Born in Decatur

100%

Native Born

0%

Foreign Born

0%

Non Citizen

0%

Naturalized

Place of Birth

100% of Decatur residents were born in the United States, with 88.98% having been born in Iowa. 0% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Decatur Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202425400%

Decatur Population by Year