About Polk County
Polk County is a city located in United States, in the Iowa region. According to the latest available data (2026), the population of Polk County is approximately 492,401 residents, making it the #148 most populous city in United States.
Globally, Polk County ranks #3,785 among the world's most populated cities.
Polk County City Statistics
| City | Polk County |
| Country |  United States |
| Population | 492,401 |
| Global Rank | #3,785 |
| Rank in United States | #148 of 867 cities |
| City Category | city |
| Region | Iowa |
| Latitude | 41.685 |
| Longitude | -93.5703 |
| Data Year | 2026 |
Where is Polk County Located?
Polk County is located in United States, in the Iowa region, at coordinates 41.685° latitude and -93.5703° longitude. Located in the mid-latitudes, Polk County experiences distinct four-season weather patterns.
Nearby Cities
Other Cities in United States
Largest Cities in United States
| # | City | Population |
|---|---|---|
| 1 | Harris County | 4,731,145 |
| 2 | Los Angeles | 3,898,747 |
| 3 | San Diego County | 3,298,634 |
| 4 | Brooklyn | 2,736,074 |
| 5 | Miami-Dade County | 2,701,767 |
Frequently Asked Questions
What is the population of Polk County?
The population of Polk County is approximately 492,401 residents according to the latest available data (2026).
Where is Polk County located?
Polk County is located in United States at approximately 41.685° latitude and -93.5703° longitude.
Is Polk County one of the largest cities in United States?
With a population of 492,401, Polk County is one of the notable urban areas in United States. It ranks #148 out of 867 cities in the country.
