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, Native American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Other race

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

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%
Native American	0	0%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%

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