About McLean County
McLean County is a city located in United States, in the Illinois region. According to the latest available data (2026), the population of McLean County is approximately 170,954 residents, making it the #473 most populous city in United States.
Globally, McLean County ranks #10,029 among the world's most populated cities.
McLean County City Statistics
| City | McLean County |
| Country |  United States |
| Population | 170,954 |
| Global Rank | #10,029 |
| Rank in United States | #473 of 867 cities |
| City Category | city |
| Region | Illinois |
| Latitude | 40.49 |
| Longitude | -88.85 |
| Data Year | 2026 |
Where is McLean County Located?
McLean County is located in United States, in the Illinois region, at coordinates 40.49° latitude and -88.85° longitude. Located in the mid-latitudes, McLean 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 McLean County?
The population of McLean County is approximately 170,954 residents according to the latest available data (2026).
Where is McLean County located?
McLean County is located in United States at approximately 40.49° latitude and -88.85° longitude.
Is McLean County one of the largest cities in United States?
With a population of 170,954, McLean County is one of the notable urban areas in United States. It ranks #473 out of 867 cities in the country.
