| Population | State | Hint | City | % Correct |
|---|---|---|---|---|
| 516,032 | Missouri | Jazz and barbecue | Kansas City | 98%
|
| 156,752 | Kansas | Across the state line from #1 | Kansas City | 98%
|
| 198,722 | Tennessee | 1982 World's Fair / the wig sphere | Knoxville | 77%
|
| 84,756 | Florida | "Kiss me" | Kissimmee | 63%
|
| 73,290 | Michigan | "I've Got a Gal in ..." | Kalamazoo | 55%
|
| 99,578 | Wisconsin | Halfway between Chicago and Milwaukee | Kenosha | 55%
|
| 136,588 | Washington | Seattle suburb | Kent | 50%
|
| 95,499 | Washington | Costco headquarters and the namesake of its store brand | Kirkland | 47%
|
| 60,093 | Indiana | "Get there fast and then we'll take it slow" | Kokomo | 44%
|
| 160,616 | Texas | Fort Hood | Killeen | 39%
|
| 65,833 | Texas | Austin suburb / a male name | Kyle | 33%
|
| 86,728 | Washington | One of the Tri-Cities of Washington | Kennewick | 26%
|
| 57,109 | Tennessee | One of the Tri-Cities of Tennessee / Virginia | Kingsport | 20%
|
| 64,650 | Louisiana | New Orleans suburb | Kenner | 19%
|
| 60,521 | North Carolina | Charlotte suburb home to the Haas F1 team | Kannapolis | 16%
|