Polk County, IA

County

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2023 Population
497,441
0.824% 1-year growth
US Senator
Chuck Grassley
Republican Party
US Senator
Joni Ernst
Republican Party
2023 Median Age
36.2
0.277% 1-year increase
2023 Poverty Rate
10.1%
2.65% 1-year decrease
2023 Median Household Income
$81,621
3.54% 1-year growth
2023 Median Property Value
$248,400
7.07% 1-year growth
2023 Employed Population
264,368
1.03% 1-year growth

About

In 2023, Polk County, IA had a population of 497k people with a median age of 36.2 and a median household income of $81,621. Between 2022 and 2023 the population of Polk County, IA grew from 493,378 to 497,441, a 0.824% increase and its median household income grew from $78,827 to $81,621, a 3.54% increase.

The 5 largest ethnic groups in Polk County, IA are White (Non-Hispanic) (74.1%), Black or African American (Non-Hispanic) (7.38%), Asian (Non-Hispanic) (4.9%), White (Hispanic) (3.7%), and Two+ (Non-Hispanic) (3.31%).

None of the households in Polk County, IA reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.

94.7% of the residents in Polk County, IA are U.S. citizens.

The largest universities in Polk County, IA are Des Moines Area Community College (4,028 degrees awarded in 2022), Drake University (1,525 degrees), and Grand View University (527 degrees).

In 2023, the median property value in Polk County, IA was $248,400, and the homeownership rate was 67.1%.

Most people in Polk County, IA drove alone to work, and the average commute time was 19.9 minutes. The average car ownership in Polk County, IA was 2 cars per household.

About the photo: The pedestrian bridge just south of Court Ave in downtown Des Moines.
Photo by Jason Mrachina
United StatesIowaDes Moines-West Des Moines, IA

Population & Diversity

Polk County, IA is home to a population of 497k people, from which 94.7% are citizens. As of 2023, 9.63% of Polk County, IA residents were born outside of the country (47.9k people).

In 2023, there were 10 times more White (Non-Hispanic) residents (369k people) in Polk County, IA than any other race or ethnicity. There were 36.7k Black or African American (Non-Hispanic) and 24.4k Asian (Non-Hispanic) residents, the second and third most common ethnic groups.

Population & Diversity

Citizenship

94.7%
2023 Citizenship
94.9%
2022 Citizenship

As of 2023, 94.7% of Polk County, IA residents were US citizens, which is higher than the national average of 93.4%. In 2022, the percentage of US citizens in Polk County, IA was 94.9%, meaning that the rate of citizenship has been decreasing.

The following chart shows US citizenship percentages in Polk County, IA compared to that of it's neighboring and parent geographies.

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Diversity

Race and Ethnicity

The 3 largest ethnic groups in Polk County, IA
  1. White (Non-Hispanic)
    369k ± 746
  2. Black or African American (Non-Hispanic)
    36.7k ± 1.19k
  3. Asian (Non-Hispanic)
    24.4k ± 634
10%
Hispanic Population
49.8k people

In 2023, there were 10 times more White (Non-Hispanic) residents (369k people) in Polk County, IA than any other race or ethnicity. There were 36.7k Black or African American (Non-Hispanic) and 24.4k Asian (Non-Hispanic) residents, the second and third most common ethnic groups.

10% of the people in Polk County, IA are hispanic (49.8k people).

The following chart shows the 7 races represented in Polk County, IA as a share of the total population.

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Global Diversity

The PUMS dataset is not available at the County level, so we are showing data for Iowa.
Most Common Origin
  1. Mexico
    42,604 ± 5,034 people
  2. India
    12,351 ± 2,723 people
  3. Vietnam
    7,795 ± 2,165 people

In 2022, the most common birthplace for the foreign-born residents of Iowa was Mexico, the natal country of 42,604 Iowa residents, followed by India with 12,351 and Vietnam with 7,795.

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Foreign-Born Population

9.63%
2023 Foreign-Born Population
47.9k people
9.42%
2022 Foreign-Born Population
46.5k people

As of 2023, 9.63% of Polk County, IA residents (47.9k people) were born outside of the United States, which is lower than the national average of 13.8%. In 2022, the percentage of foreign-born citizens in Polk County, IA was 9.42%, meaning that the rate has been increasing.

The following chart shows the percentage of foreign-born residents in Polk County, IA compared to that of it's neighboring and parent geographies.

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Military

Veterans

Most Common Service Period
  1. Vietnam
    6,333 ± 463
  2. Gulf War (2001-)
    5,615 ± 652
  3. Gulf War (1990s)
    3,747 ± 685

Polk County, IA has a large population of military personnel who served in Vietnam, 1.13 times greater than any other conflict.

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Economy

The economy of Polk County, IA employs 264k people. The largest industries in Polk County, IA are Health Care & Social Assistance (34,008 people), Finance & Insurance (33,307 people), and Retail Trade (29,663 people), and the highest paying industries are Mining, Quarrying, & Oil & Gas Extraction ($81,250), Management of Companies & Enterprises ($79,857), and Utilities ($79,551).

Males in Iowa have an average income that is 1.34 times higher than the average income of females, which is $54,745. The income inequality in Iowa (measured using the Gini index) is 0.442, which is lower than than the national average.

Employment

Occupations

264k
2023 Value
± 4,376
1.03%
1 Year growth
± 2.34%

From 2022 to 2023, employment in Polk County, IA grew at a rate of 1.03%, from 262k employees to 264k employees.

The most common job groups, by number of people living in Polk County, IA, are Office & Administrative Support Occupations (29,353 people), Management Occupations (29,346 people), and Sales & Related Occupations (24,825 people). This chart illustrates the share breakdown of the primary jobs held by residents of Polk County, IA.

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Unemployment Insurance Claims

Data is only available at the state level. Showing data for false.

This chart shows weekly unemployment insurance claims in Iowa (not-seasonally adjusted) compared with the four states with the most similar impact.

The most recent data point uses Advance State Claims data, which can be revised in subsequent weeks.

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Industries

Employment by Industries

264k
2023 Value
± 4,376
1.03%
1 Year growth
± 2.34%

From 2022 to 2023, employment in Polk County, IA grew at a rate of 1.03%, from 262k employees to 264k employees.

The most common employment sectors for those who live in Polk County, IA, are Health Care & Social Assistance (34,008 people), Finance & Insurance (33,307 people), and Retail Trade (29,663 people). This chart shows the share breakdown of the primary industries for residents of Polk County, IA, though some of these residents may live in Polk County, IA and work somewhere else. Census data is tagged to a residential address, not a work address.

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Median Earnings by Industry

$58,502
Median earning men ± $1,064
$44,810
Median earning women ± $957

The industries with the best median earnings for men in 2023 are Finance & Insurance, & Real Estate & Rental & Leasing ($81,284), Public Administration ($79,431), and Professional, Scientific, & Management, & Administrative & Waste Management Services ($73,373).

The industries with the best median earnings for women in 2023 are Public Administration ($72,253), Agriculture, Forestry, Fishing & Hunting, & Mining ($66,627), and Finance & Insurance, & Real Estate & Rental & Leasing ($65,069).

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Employment by Industry Sector

Data is only available at the state level. Showing data for Iowa.
Y-Axis
1.48%
Year-over-year growth
Employment change between February 2022 and February 2023

As of February 2023, there are 1.57M people employed in Iowa. This represents a 1.48% increase in employment when compared to February 2022.

Right after the beginning of the COVID-19 pandemic, during April 2020, a general dip can be seen across industry sectors, resulting in an overall decline in employment by 10.9%.

The following chart shows monthly employment numbers for each industry sector in Iowa.

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Establishments by Size

The industries with the most establishments
  1. 1,057
    Professional, Scientific, and Technical Services
  2. 848
    Other Services (except Public Administration)
  3. 774
    Construction

The visualization shows the distribution of establishments by industry and by size according to the number of employees.

Depending on the option selected, the visualization shows the number of employees or number of establishments and its share across establishment sizes.

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Payroll by Industry Sector

The industries with the highest total annual payroll
  1. $4.12M
    Finance and Insurance
  2. $2.36M
    Health Care and Social Assistance
  3. $1.9M
    Professional, Scientific, and Technical Services

The chart shows the total annual payroll and the average annual payroll by industry.

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Civics

In the 2020 presidential election, the popular vote in Polk County, IA went to Joseph R Biden Jr. with 56.5% of the vote. The runner-up was Donald J. Trump (41.6%), followed by Jo Jorgensen (1.28%).

Chuck Grassley and Joni Ernst are the senators currently representing the state of Iowa. In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

Iowa is currently represented by 4 members in the U.S. house, and members of the House of Representives are elected to 2-year terms.

Presidential Elections

2020 Election Results
  1. Joseph R Biden Jr. (56.5%)
    Democratic Party
  2. Donald J. Trump (41.6%)
    Republican Party
  3. Jo Jorgensen (1.28%)
    Libertarian Party

In the 2020 presidential election, the popular vote in Polk County, IA went to Joseph R Biden Jr. with 56.5% of the vote. The runner-up was Donald J. Trump (41.6%), followed by Jo Jorgensen (1.28%).

The following chart shows the popular vote results in Polk County, IA for each registered party from 1976 to 2020.

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Senator Elections

US Senators from Iowa

Senatorial voting results are only available at the state level. Showing data for Iowa.
Chuck Grassley
Senator from Iowa3
Assumed office on January 3, 1981
Joni Ernst
Senator from Iowa2
Assumed office on January 3, 2015

Chuck Grassley and Joni Ernst are the senators currently representing Iowa.

In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

The following chart shows elected senators in Iowa over time, excluding special elections, colored by their political party.

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US Representative Elections

US Representatives from Iowa

Iowa is currently represented by 4 members in the U.S. house.

Members of the House of Representives are elected to 2-year terms, and the following chart shows the how the members for Iowa have changed over time starting in 2008.

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Education

In 2022, universities in Polk County, IA awarded 7,152 degrees. The student population of Polk County, IA in 2022 is skewed towards women, with 13,082 male students and 18,149 female students.

Most students graduating from Universities in Polk County, IA are White (5,201 and 73.6%), followed by Hispanic or Latino (515 and 7.29%), Unknown (456 and 6.45%), and Black or African American (380 and 5.38%).

The largest universities in Polk County, IA by number of degrees awarded are Des Moines Area Community College (4,028 and 56.3%), Drake University (1,525 and 21.3%), and Grand View University (527 and 7.37%).

The most popular majors in Polk County, IA are Liberal Arts & Sciences (931 and 13%), Licensed Practical & Vocational Nurse Training (534 and 7.47%), and Registered Nursing (505 and 7.06%).

The median tuition cost in Polk County, IA for private four year colleges is $25,253.

Admissions & Enrollments

Applicants, Admissions & Enrolled

University
Measure

In 2022 in Polk County, IA, the percentage of applicants admitted was 72.6%, while the percentage of admitted who enrolled was 15.6%. The number of students enrolled in 2022 was 31,231 (41.9% men and 58.1% women).

The line chart  shows the evolution of the percentage of applicants admitted, admitted who enrolled or the number of students enrolled according to the option selected in the upper button.

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Enrollments by Gender and Races

Universities

In 2022 there were 31,231 students enrolled in Polk County, IA, 41.9% men and 58.1% women.

By race, the largest number of students enrolled was concentrated in White with 20,826 records, of which 58.2% were women and 41.8% men.

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Completions

Concentrations

Most Common
  1. Liberal Arts & Sciences
    906 degrees awarded
  2. Registered Nursing
    214 degrees awarded
  3. General Studies
    96 degrees awarded

In 2022, the most common concentation for Associates Degree recipients in Polk County, IA was Liberal Arts & Sciences with 906 degrees awarded.

This visualization illustrates the percentage of students graduating with a Associates Degree from schools in Polk County, IA according to their major.

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Universities

Gender
Race
Largest Universities by degrees awarded
  1. Des Moines Area Community College
    4,028 degrees awarded
  2. Drake University
    1,525 degrees awarded
  3. Grand View University
    527 degrees awarded

In 2022, the institution with the largest number of graduating students was Des Moines Area Community College with 4,028 degrees awarded.

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Student Diversity

University

In 2022, 2,786 men were awarded degrees from institutions in Polk County, IA, which is 0.638 times less than the 4,366 female students who received degrees in the same year.

In 2022 the most common race/ethnicity group awarded degrees at institutions was White students. These 5,201 degrees mean that there were 10.1 times more degrees awarded to White students then the next closest race/ethnicity group, Hispanic or Latino, with 515 degrees awarded.

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Awarded Degrees over Time

The graph shows the evolution of awarded degrees by degrees. Under the paragraphs, the average number of awarded degrees by university in each degree is shown.

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Tuition

Average Net Price by Sector

Universities

Private not-for-profit, 4-year or above ($25,253) is the sector with the highest median state tuition in 2022.

Private not-for-profit, 4-year or above ($740) is the sector with the highest median state fee in 2022.

Private not-for-profit, 4-year or above ($1,212) is the sector with the highest average net price of books and supplies.

The graph shows the average net price by sector and year.

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Working Population

Educational Pyramid

Data is only available at the state level. Showing data for Iowa.
Measure

In 2022, 0.66% of men over 25 years of age had not completed any academic degree (no schooling), while 0.685% of women were in the same situation.

This visualization shows the gender distribution of the population according to the academic level reached.

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Educational Attainment

Data is only available at the state level. Showing data for Iowa.
Race

The most common educational levels obtained by the working population in 2022 were High School or Equivalent (751k), Some college (564k), and Bachelors Degree (469k).

This visualization illustrates the percentage distribution of the population according to the highest educational level reached. You can filter the data by race by using the selector above.

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Housing & Living

The median property value in Polk County, IA was $248,400 in 2023, which is 0.819 times smaller than the national average of $303,400. Between 2022 and 2023 the median property value increased from $232,000 to $248,400, a 7.07% increase. The homeownership rate in Polk County, IA is 67.1%, which is approximately the same as the national average of 65%.

People in Polk County, IA have an average commute time of 19.9 minutes, and they drove alone to work. Car ownership in Polk County, IA is approximately the same as the national average, with an average of 2 cars per household.

Median household income in Polk County, IA is $81,621. In 2023, the tract with the highest Median Household Income in Polk County, IA was Census Tract 112.03 with a value of $170,863, followed by Census Tract 115 and Census Tract 30.02, with respective values of $159,375 and $153,750.

In 2023, 13.6% of the population was living with severe housing problems in Polk County, IA. From 2014 to 2023, the indicator grew 0.34%.

Housing

Property

$248,400
Median Property Value 2023
±$3,146
$135,757
Median Property Taxes
±$2,328

The following chart display owner-occupied housing units distributed between a series of property tax buckets compared to the national averages for each bucket. In Polk County, IA the largest share of households pay taxes in the $3k+ range.

The chart underneath the paragraph shows the property taxes in Polk County, IA compared to it's parent and neighbor geographies.

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Rent vs Own

67.1%
Homeownership
2023
62.4%
Homeowners with Mortgage
2023

In 2023, 67.1% of the housing units in Polk County, IA were occupied by their owner. This percentage grew from the previous year's rate of 67.1%.

This chart shows the percentage of owner in Polk County, IA compared it's parent and neighboring geographies.

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Equity

Income by Location

Use the dropdown to filter by race/ethnicity.
Race/Ethnicity
Highest Median Household Income (Total)
  1. Census Tract 112.03
  2. Census Tract 115
  3. Census Tract 30.02

In 2023, the tract with the highest Median Household Income (Total) in Polk County, IA was Census Tract 112.03 with a value of $170,863, followed by Census Tract 115 and Census Tract 30.02, with respective values of $159,375 and $153,750.

The following map shows all of the tracts in Polk County, IA colored by their Median Household Income (Total).

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Household Income

Please note that the buckets used in this visualization were not evenly distributed by ACS when publishing the data.
$81,621
Median Household Income
± $1,336
202k
Number of Households
± 3,771

In 2023, the median household income of the 202k households in Polk County, IA grew to $81,621 from the previous year's value of $78,827.

The following chart displays the households in Polk County, IA distributed between a series of income buckets compared to the national averages for each bucket. The largest share of households have an income in the $75k - $100k range.

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Wage Distribution

The closest comparable wage GINI for Polk County, IA is from Iowa.
0.442
2022 Wage GINI in Iowa
0.439
2021 Wage GINI in Iowa

In 2022, the income inequality in Iowa was 0.442 according to the GINI calculation of the wage distribution. Income inequality had a 0.723% growth from 2021 to 2022, which means that wage distribution grew somewhat less even. The GINI for Iowa was lower than than the national average of 0.478. In other words, wages are distributed more evenly in Iowa in comparison to the national average.

This chart shows the number of workers in Iowa across various wage buckets compared to the national average.

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Transportation

Commuter Transportation

Most Common Commute in 2023
  1. Drove Alone (74.1%)
  2. Worked At Home (13.9%)
  3. Carpooled (8.56%)

In 2023, 74.1% of workers in Polk County, IA drove alone to work, followed by those who worked at home (13.9%) and those who carpooled to work (8.56%).

The following chart shows the number of households using each mode of transportation over time, using a logarithmic scale on the y-axis to help better show variations in the smaller means of commuting.

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Commute Time

19.9 minutes
Average Travel Time

Using averages, employees in Polk County, IA have a shorter commute time (19.9 minutes) than the normal US worker (26.6 minutes). Additionally, 1.27% of the workforce in Polk County, IA have "super commutes" in excess of 90 minutes.

The chart below shows how the median household income in Polk County, IA compares to that of it's neighboring and parent geographies.

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Car Ownership

2 cars
Average Number

The following chart displays the households in Polk County, IA distributed between a series of car ownership buckets compared to the national averages for each bucket. The largest share of households in Polk County, IA have 2 cars.

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Poverty

Severe Housing Problems

In 2023, 13.6% of the population was living with severe housing problems in Polk County, IA. From 2014 to 2023, the indicator grew 0.34%.

The graph shows the trend of the percentage of the population living with severe housing problems.

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Poverty & Diversity

10.1% of the population for whom poverty status is determined in Polk County, IA (49.2k out of 489k people) live below the poverty line, a number that is lower than the national average of 12.4%. The largest demographic living in poverty are Females 25 - 34, followed by Females 18 - 24 and then Males 18 - 24.

The most common racial or ethnic group living below the poverty line in Polk County, IA is White, followed by Black and Hispanic.

The Census Bureau uses a set of money income thresholds that vary by family size and composition to determine who classifies as impoverished. If a family's total income is less than the family's threshold than that family and every individual in it is considered to be living in poverty.

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Children in Poverty

In 2023, 11.6% of the children was living in poverty in Polk County, IA. From 2014 to 2023, the indicator declined 5.3%.

The graph shows the trend of the percentage of the children living in poverty.

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Health

95.1% of the population of Polk County, IA has health coverage, with 56% on employee plans, 16.8% on Medicaid, 10.3% on Medicare, 10.8% on non-group plans, and 1.23% on military or VA plans.

Primary care physicians in Polk County, IA see 1032 patients per year on average, which represents a 0.683% increase from the previous year (1025 patients). Compare this to dentists who see 1294 patients per year, and mental health providers who see 325 patients per year.

By gender, of the total number of insured persons, 49.1% were men and 50.9% were women.

Coverage

Patient to Clinician Ratios

1,032 to 1
Patient to Primary Care Physician Ratio in Polk County, IA

Primary care physicians in Polk County, IA see an average of 1,032 patients per year. This represents a 0.683% increase from the previous year (1,025 patients).

The following chart shows how the number of patients seen by primary care physicians has been changing over time in Polk County, IA in comparison to its neighboring geographies.

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Health Care Diversity

In 2023, insured persons according to age ranges were distributed in 26.1% under 18 years, 22.6% between 18 and 34 years, 37.9% between 35 and 64 years, and 13.4% over 64 years.

By gender, of the total number of insured persons, 49.1% were men and 50.9% were women.

The following chart shows the number of people with health coverage by gender.

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Uninsured People

4.89%
Uninsured
56%
Employer Coverage
16.8%
Medicaid
10.3%
Medicare
10.8%
Non-Group
1.23%
Military or VA

Between 2022 and 2023, the percent of uninsured citizens in Polk County, IA grew by 2.42% from 4.77% to 4.89%.

The following chart shows how the percent of uninsured individuals in Polk County, IA changed over time compared with the percent of individuals enrolled in various types of health insurance.

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Health Indicators

Health Outcomes

Indicator

In 2023, the number of deaths among residents under age 18 per 100,000 population was 50.8 in Polk County, IA.

The graphic shows the trend of the indicator in Polk County, IA.

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Health Behaviors

Indicator

In 2023, the percentage of the adult population (age 18 and older) that reports a body mass index (BMI) greater than or equal to 30 kg/m2 (age-adjusted) was 34.8% in Polk County, IA.

The graphic shows the trend of the indicator in Polk County, IA.

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Clinical Care

Indicator

In 2023, the percentage of population under age 65 without health insurance was 5.61% in Polk County, IA.

The graphic shows the trend of the indicator in Polk County, IA.

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