Polk City Flag

Polk City

County:
Polk County
County Seat:
No
Area (mi²):
5.636
State:
Iowa

Polk City is a city located in Polk County, Iowa. Polk City has a 2025 population of 6,772. Polk City is currently growing at a rate of 3.59% annually and its population has increased by 20.95% since the most recent census, which recorded a population of 5,599 in 2020.

The average household income in Polk City is $160,282 with a poverty rate of 5.52%.The median age in Polk City is 37 years: 38.9 years for males, and 34.3 years for females.

6.8K
Total Population
1,202
Density (mi²)
235 3.59%
Growth

Polk City Population

Polk City Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Polk City includes 96.49% White, and smaller percentages for Two or more races, other race, Black or African American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White5,62896.49%
Two or more races1582.71%
Other race240.41%
Black or African American230.39%

Polk City Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Polk City's average per capita income is $81,239. Household income levels show a median of $163,000. The poverty rate stands at 5.52%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$183,571-
Families$176,667$167,748
Households$163,000$160,282
Non Families-$117,025

$81,239

Average Income

$163,000

Median Household Income

5.52%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)