About Knox County
Knox County is a city located in United States, in the Tennessee region. According to the latest available data (2026), the population of Knox County is approximately 478,971 residents, making it the #154 most populous city in United States.
Globally, Knox County ranks #3,893 among the world's most populated cities.
Knox County City Statistics
| City | Knox County |
| Country |  United States |
| Population | 478,971 |
| Global Rank | #3,893 |
| Rank in United States | #154 of 867 cities |
| City Category | city |
| Region | Tennessee |
| Latitude | 35.99 |
| Longitude | -83.94 |
| Data Year | 2026 |
Where is Knox County Located?
Knox County is located in United States, in the Tennessee region, at coordinates 35.99° latitude and -83.94° longitude. Knox County sits in the subtropics, typically enjoying warm temperatures year-round.
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 Knox County?
The population of Knox County is approximately 478,971 residents according to the latest available data (2026).
Where is Knox County located?
Knox County is located in United States at approximately 35.99° latitude and -83.94° longitude.
Is Knox County one of the largest cities in United States?
With a population of 478,971, Knox County is one of the notable urban areas in United States. It ranks #154 out of 867 cities in the country.
