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Polk City, IA Demographics & ZIP Codes
Polk City, Iowa demographics and median household income by ZIP code (in Polk County) — 1 ZIP codes — population 7,290 — median income $161,627 — avg. home value $390,600. Compare income, housing, and population across ZIP codes on US5.
Population
7,290
Median household income (avg.)
$161,627
215% of U.S. median
Average home value
$390,600
112% of U.S. median
Average rent
$732
63% of U.S. median
Median age (avg.)
38.8
Polk City demographics
Polk City, Iowa covers 1 ZIP code primarily in Polk County, with a combined ZIP-area population of about 7,290.
Across ZIP codes with age data, the average median age is about 38.8 years.
Median household income in Polk City
The average median household income across ZIP codes in Polk City, Iowa is about $161,627 — about 118% above the IA ZIP average ($74,194), and about 115% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $161,627 in 50226.
Housing in Polk City
For housing in Polk City, Iowa, the average median home value is about $390,600 and the average median rent is about $732.
The most populous ZIP in this set is 50226 (about 7,290 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Polk City
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 50226 | Polk | Polk County | IA | 7,290 | $161,627 | $390,600 |
Frequently asked questions
What are the demographics of Polk City?
Polk City, Iowa has a combined ZIP-area population of about 7,290 across 1 ZIP codes (primarily Polk County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Polk City?
The average median household income across ZIP codes in Polk City, Iowa is about $161,627, about 118% above the state ZIP average ($74,194), and about 115% above the U.S. median ($75,149). Average median home value is about $390,600.
How many ZIP codes are in Polk City?
Polk City, Iowa includes 1 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Polk City?
This page lists ZIP codes in Polk City, Iowa with population, median household income, and home value. Select a ZIP for a full demographics profile.