Polk City, Iowa Population 2024

6,612

Polk City is a city located in Polk County Iowa. Polk City has a 2024 population of 6,612. Polk City is currently growing at a rate of 4.47% annually and its population has increased by 18.26% since the most recent census, which recorded a population of 5,591 in 2020.

The average household income in Polk City is $145,913 with a poverty rate of 7.12%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Polk City is 36.3 years, 37.2 years for males, and 35.1 years for females.

Polk City Demographics

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

  • White: 98.09%
  • Two or more races: 1.23%
  • Black or African American: 0.68%
  • Native American:
  • Asian:
  • Native Hawaiian or Pacific Islander:
  • Other race:
State
Iowa
Land Area (mi²)
5.1 sq mi
Density (mi²)
1,298.0/sq mi
Growth Since 2020
18.26% (1,021)
The current population of Polk City, Iowa is 6,612 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 5,591.

Polk City, Iowa Population 2024

Population by Race

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Race
Population
Percentage (of total)
White5,49798.09%
Two or more races691.23%
Black or African American380.68%
Native American
Asian
Native Hawaiian or Pacific Islander
Other race
showing: 7 rows

White

Two or more races

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

Polk City Population by Race

Polk City Population Pyramid 2024

Polk City Median Age

36.3

Total

37.2

Male

35.1

Female

Polk City Adults

There are 4,046 adults, (600 of whom are seniors) in Polk City.

Polk City Age Dependency

62.6

Age Dependency Ratio

17.4

Old Age Dependency Ratio

45.2

Child Dependency Ratio

Polk City Sex Ratio

Female2,57045.86%
Male3,03454.14%

Polk City Population by Age

Polk City Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All2,0082.7687.812.2
Married1,4843.0792.67.4
Non Family3521.3465.934.1
Female952.9884.215.8
Male773.11000
showing: 5 rows

3.04

Average Family Size

2.76

Average Household Size

87.8%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Polk City Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Polk City Educational Attainment by Sex (over 25)

Polk City Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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

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

Polk City Educational Attainment by Race

All

Male

Female

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$74,523

Average Earnings

$74,983

Average Male

$71,605

Average Female

Polk City Earnings by Educational Attainment

Polk City Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Polk City Language

99.37% of Polk City residents speak only English, while 0.63% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.25% of the population.

Polk City Language

Polk City Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White5,4573847.04%
Black1111100%
showing: 2 rows

7.12%

Overall Poverty Rate

5.43%

Male Poverty Rate

9.11%

Female Poverty Rate

Poverty in Polk City

The race most likely to be in poverty in Polk City is Black, with 100% below the poverty level.

The race least likely to be in poverty in Polk City is White, with 7.04% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.76%. Among those working part-time, it was 8.87%, and for those that did not work, the poverty rate was 21.48%.

Polk City Poverty

rate

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Rate
Poverty
Less Than 9th Grade100%
High School31.74%
Some College3.44%
Bachelors or Greater
showing: 4 rows

Polk City Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed100%
Male Unemployed15.28%
Female Employed3.41%
Male Employed3.29%
showing: 4 rows

Polk City Poverty Rate by Employment Status and Sex

Polk City Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Polk City Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

72.1%

Overall Marriage Rate

67.8%

Male Marriage Rate

77.5%

Female Marriage Rate

Polk City Married by Age and Sex

male

female

Polk City 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.

Polk City Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Polk City Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

201

Number of Veterans

201

Male Veterans

Female Veterans

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Polk City Veterans by War

count

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Polk City Veterans by Age

count

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Polk City Veterans by Race

Polk City Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

28.13%

Veteran Poverty Rate

66.67%

Veteran Disability Rate

Polk City Veterans by Education

LaborForceParticipation

80.5%

Labor Force Participation

77.4%

Employment Rate

3.8%

Unemployment Rate

Polk City Employment by Age

LaborForceParticipation

Polk City Employment by Race

LaborForceParticipation

Polk City 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

85.39%

Born in Polk City

100%

Native Born

Foreign Born

Non Citizen

Naturalized

Place of Birth

100% of Polk City residents were born in the United States, with 85.39% having been born in Iowa. of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Polk City Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
20298,0272833.65%
20287,7442833.79%
20277,4612833.94%
20267,1782834.1%
20256,8952834.28%
20246,6122834.47%
20236,3292834.68%
20226,0462834.91%
20215,7631723.08%
20205,59160112.04%
20194,9902024.22%
20184,7881553.35%
20174,6331914.3%
20164,4421052.42%
20154,3371523.63%
20144,1852215.58%
20133,9642607.02%
20123,7041474.13%
20113,5571053.04%
20103,452
showing: 20 rows

Polk City Population by Year