Underwood, Iowa Population 2021

982
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Underwood is a city located in Pottawattamie County Iowa. With a 2020 population of 982, it is the 279th largest city in Iowa and the 10369th largest city in the United States . Underwood is currently growing at a rate of 1.34% annually and its population has increased by 7.09% since the most recent census, which recorded a population of 917 in 2010. Underwood reached it's highest population of in . Spanning over 1 miles, Underwood has a population density of 895 people per square mile.

The average household income in Underwood is $84,944 with a poverty rate of 5.29%. The median rental costs in recent years comes to $700 per month, and the median house value is $160,800. The median age in Underwood is 36.9 years, 35.3 years for males, and 41.1 years for females.

Underwood Demographics

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

  • White: 97.89%
  • Two or more races: 1.52%
  • Other race: 0.47%
  • Native American: 0.12%
  • Black or African American: 0.00%
  • Asian: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Underwood, Iowa is 982 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 956.The last official US Census in 2010 recorded the population at 917.

Underwood, Iowa Population 2021

Population by Race

Race Population Percentage
White83697.89%
Two or More Races131.52%
Some Other Race40.47%
American Indian and Alaska Native10.12%
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Underwood Population by Race

Underwood Population Pyramid $2021

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Underwood Median Age

36.9


Total

35.3


Male

41.1


Female

Underwood Adults

There are 623 adults, (108 of whom are seniors) in Underwood.

Underwood Age Dependency

65.8

Age Dependency Ratio

21

Old Age Dependency Ratio

44.9

Child Dependency Ratio

Underwood Sex Ratio

Female

443

51.87%

Male

411

48.13%

Underwood Population by Age

Underwood Renter vs Owner Occupied by Household Type

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Underwood Household Types

Type Owner Renter
Male0%0%
Female52.9%47.1%
Non Family61.1%38.9%
All79.5%20.5%
Married94.5%5.5%

79.5%

Rate of Home Ownership

Underwood Households and Families

Type Count Average Size Owned
All3412.579.5
Married2003.0294.5
Non Family901.2661.1
Female512.6952.9
Male00

2.92

Average Family Size

2.5

Average Household Size

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Underwood Households by Type

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Education Attained Count Percentage
Less Than 9th Grade61.10%
9th to 12th Grade173.11%
High School Graduate11320.66%
Some College15828.88%
Associates Degree10318.83%
Bachelors Degree8816.09%
Graduate Degree6211.33%
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Underwood Educational Attainment by Sex (over 25)

Underwood Educational Attainment by Race

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Race Total High School Bachelors
White526507137
Hispanic171310
Other Race4
2+ Races333
Native American11

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among 2+ races people with a rate of 100.00%.

Underwood Educational Attainment by Race

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Name Average Male Female
Overall$46,908$55,714$38,036
Less Than 9th Grade$44,583$44,583$
High School Graduate$39,167$53,750$36,058
Some College$39,306$52,857$34,722
Bachelors Degree$60,917$61,964$60,000
Graduate Degree$84,583$112,083$71,250

$46,908

Average Earnings

$55,714

Average Male

$38,036

Average Female

Underwood Earnings by Educational Attainment

Underwood Language by Age

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Underwood Language

97.90% of Underwood residents speak only English, while 2.10% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.48% of the population.

Underwood Language

Underwood Poverty by Race

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Name Total In Poverty Poverty Rate
White802435.36%
Multiple13215.38%

5.29%

Overall Poverty Rate

5.60%

Male Poverty Rate

5.01%

Female Poverty Rate

Poverty in Underwood

The race most likely to be in poverty in Underwood is Multiple, with 15.38% below the poverty level.

The race least likely to be in poverty in Underwood is White, with 5.36% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.78%. Among those working part-time, it was 8.45%, and for those that did not work, the poverty rate was 11.28%.

Underwood Poverty

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Name Poverty
Less Than 9th Grade17.39%
High School10.62%
Some College4.21%
Bachelors or Greater2.00%

Underwood Poverty Rate by Education

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Rate Poverty
Female Unemployed45.45%
Female Employed3.31%
Male Employed2.26%
Male Unemployed0.00%

Underwood Poverty Rate by Employment Status and Sex

Underwood Income by Household Type

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Name Median Mean
Households$81,250$84,944
Families$84,946$95,706
Married Families$99,000-
Non Families$38,056$50,421
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Income by Household Type

Underwood Marital Status

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Marriage Rates

59.2%

Overall Marriage Rate

64.6%

Male Marriage Rate

54.5%

Female Marriage Rate

Underwood Married by Age and Sex

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Underwood 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 35-44.

Underwood Marital Status by Race

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Underwood Marital Status

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80

Number of Veterans

78

Male Veterans

2

Female Veterans

War Veterans
Vietnam25
First Gulf War16
Second Gulf War9
Korea3
World War II

Underwood Veterans by War

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Age Group Veterans
65 to 7423
35 to 5423
55 to 6420
18 to 349
75+5

Underwood Veterans by Age

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Name Veterans % of Total
White7712.58%
Hispanic316.67%
2+ Races350.00%

Underwood Veterans by Race

Underwood Veterans by Education

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3.75%

Veteran Poverty Rate

12.50%

Veteran Disability Rate

Underwood Veterans by Education

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77.8%

Labor Force Participation

74.8%

Employment Rate

3.9%

Unemployment Rate

Underwood Employment by Age

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Underwood Employment by Race

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Underwood 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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64.17%

Born in Underwood

99.06%

Native Born

0.94%

Foreign Born

0.47%

Non Citizen

0.47%

Naturalized

Place of Birth

99.06% of Underwood residents were born in the United States, with 64.17% having been born in Iowa. 0.47% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Underwood Place of Birth

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
2021982131.34%
2020969131.36%
2019956131.38%
2018943-2-0.21%
201794550.53%
201694040.43%
201593620.21%
201493420.21%
2013932-1-0.11%
2012933-7-0.74%
20119400.00%
20109400.00%

Underwood Population by Year