| State | County | Pop/mi^2 | % Correct |
|---|---|---|---|
| NY | New York | 69,468 | 97%
|
| CA | San Francisco | 17,179 | 93%
|
| NY | Queens | 20,554 | 90%
|
| NY | Richmond | 8,030 | 90%
|
| IL | Cook | 5,495 | 83%
|
| NY | Kings | 35,369 | 83%
|
| NY | Bronx | 32,903 | 80%
|
| PA | Philadelphia | 11,379 | 80%
|
| VA | Arlington | 8,853 | 73%
|
| MA | Suffolk | 12,417 | 73%
|
| MD | Baltimore | 7,672 | 70%
|
| MO | St. Louis | 5,157 | 67%
|
| VA | Alexandria | 9,314 | 63%
|
| NJ | Hudson | 13,732 | 60%
|
| NJ | Essex | 6,212 | 57%
|
| NY | Nassau | 4,705 | 53%
|
| NJ | Union | 5,216 | 43%
|
| VA | Falls Church | 6,170 | 23%
|
| VA | Manassas Park | 5,633 | 7%
|