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.

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)
White	5,628	96.49%
Two or more races	158	2.71%
Other race	24	0.41%
Black or African American	23	0.39%

Polk City Marital Status

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