Martensdale, Iowa Population 2021

449
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Martensdale is a city located in Warren County Iowa. With a 2020 population of 449, it is the 473rd largest city in Iowa and the 13775th largest city in the United States . Martensdale is currently declining at a rate of -1.32% annually and its population has decreased by -3.44% since the most recent census, which recorded a population of 465 in 2010. Martensdale reached it's highest population of in . Spanning over 0 miles, Martensdale has a population density of 1,180 people per square mile.

The average household income in Martensdale is $57,417 with a poverty rate of 12.55%. The median rental costs in recent years comes to $658 per month, and the median house value is $133,800. The median age in Martensdale is 29.7 years, 29.6 years for males, and 31 years for females.

Martensdale Demographics

According to the most recent ACS, the racial composition of Martensdalewas:

  • White: 98.12%
  • Two or more races: 1.26%
  • Native American: 0.63%
  • Black or African American: 0.00%
  • Asian: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
  • Other race: 0.00%
The current population of Martensdale, Iowa is 449 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 461.The last official US Census in 2010 recorded the population at 465.

Martensdale, Iowa Population 2021

Population by Race

Race Population Percentage
White46998.12%
Two or More Races61.26%
American Indian and Alaska Native30.63%
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Martensdale Population by Race

Martensdale Population Pyramid $2021

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Martensdale Median Age

29.7


Total

29.6


Male

31


Female

Martensdale Adults

There are 338 adults, (41 of whom are seniors) in Martensdale.

Martensdale Age Dependency

60.9

Age Dependency Ratio

13.8

Old Age Dependency Ratio

47.1

Child Dependency Ratio

Martensdale Sex Ratio

Female

234

48.95%

Male

244

51.05%

Martensdale Population by Age

Martensdale Renter vs Owner Occupied by Household Type

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Martensdale Household Types

Type Owner Renter
Female29.2%70.8%
Non Family63.9%36.1%
All70.6%29.4%
Married83.1%16.9%
Male100%0%

70.6%

Rate of Home Ownership

Martensdale Households and Families

Type Count Average Size Owned
All2042.3470.6
Non Family831.2563.9
Married773.183.1
Female243.1729.2
Male202.95100

3.04

Average Family Size

2.34

Average Household Size

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Martensdale Households by Type

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Education Attained Count Percentage
Less Than 9th Grade0.00%
9th to 12th Grade103.60%
High School Graduate14050.36%
Some College5820.86%
Associates Degree2910.43%
Bachelors Degree3512.59%
Graduate Degree62.16%
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Martensdale Educational Attainment by Sex (over 25)

Martensdale Educational Attainment by Race

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Race Total High School Bachelors
White26825841
Hispanic1010
2+ Races22

The highest rate of high school graduation is among 2+ races people with a rate of 100.00%.

The highest rate of bachelors degrees is among white people with a rate of 15.30%.

Martensdale Educational Attainment by Race

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Name Average Male Female
Overall$41,167$44,821$32,500
Less Than 9th Grade$46,071$46,000$
High School Graduate$33,438$42,857$29,375
Some College$43,295$44,821$41,429
Bachelors Degree$38,929$56,250$37,500
Graduate Degree$73,750$74,375$

$41,167

Average Earnings

$44,821

Average Male

$32,500

Average Female

Martensdale Earnings by Educational Attainment

Martensdale Language by Age

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Martensdale Language

98.62% of Martensdale residents speak only English, while 1.38% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.15% of the population.

Martensdale Language

Martensdale Poverty by Race

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12.55%

Overall Poverty Rate

9.43%

Male Poverty Rate

15.81%

Female Poverty Rate

Poverty in Martensdale

The race most likely to be in poverty in Martensdale is White, with 13.22% below the poverty level.

The race least likely to be in poverty in Martensdale is White, with 13.22% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.09%. Among those working part-time, it was 23.46%, and for those that did not work, the poverty rate was 23.46%.

Martensdale Poverty

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Name Poverty
High School17.86%
Less Than 9th Grade10.00%
Some College3.45%
Bachelors or Greater0.00%

Martensdale Poverty Rate by Education

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Rate Poverty
Male Unemployed57.14%
Female Employed12.07%
Female Unemployed0.00%
Male Employed0.00%

Martensdale Poverty Rate by Employment Status and Sex

Martensdale Income by Household Type

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Name Median Mean
Households$56,667$57,417
Families$60,250$64,155
Married Families$76,875-
Non Families$36,563$44,820
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Income by Household Type

Martensdale Marital Status

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Marriage Rates

47.3%

Overall Marriage Rate

45.6%

Male Marriage Rate

48.9%

Female Marriage Rate

Martensdale Married by Age and Sex

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Martensdale 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 35-44.

Martensdale Marital Status by Race

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Martensdale Marital Status

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34

Number of Veterans

31

Male Veterans

3

Female Veterans

War Veterans
Vietnam20
Second Gulf War8
First Gulf War3
World War II
Korea

Martensdale Veterans by War

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Age Group Veterans
55 to 6414
65 to 747
35 to 545
18 to 345
75+3

Martensdale Veterans by Age

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Martensdale Veterans by Race

Martensdale Veterans by Education

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2.94%

Veteran Poverty Rate

17.65%

Veteran Disability Rate

Martensdale Veterans by Education

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75.7%

Labor Force Participation

70.8%

Employment Rate

6.5%

Unemployment Rate

Martensdale Employment by Age

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Martensdale Employment by Race

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Martensdale Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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79.08%

Born in Martensdale

100.00%

Native Born

0.00%

Foreign Born

0.00%

Non Citizen

0.00%

Naturalized

Place of Birth

100.00% of Martensdale residents were born in the United States, with 79.08% having been born in Iowa. 0.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Martensdale Place of Birth

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
2021449-6-1.32%
2020455-6-1.30%
2019461-6-1.28%
201846710.21%
2017466-1-0.21%
201646730.65%
201546440.87%
2014460-2-0.43%
201346210.22%
2012461-2-0.43%
2011463-2-0.43%
20104650.00%

Martensdale Population by Year