| Population Density (Pop/Sq. Mile) | State | County/City | % Correct |
|---|---|---|---|
| 2466.9 | CA | Los Angeles County | 94%
|
| 34920.3 | NY | Bronx County | 93%
|
| 74780.7 | NY | New York County | 93%
|
| 22124.5 | NY | Queens County | 93%
|
| 39438.0 | NY | Kings County | 91%
|
| 18629.0 | CA | San Francisco County | 91%
|
| 5583.0 | IL | Cook County | 90%
|
| 11936.9 | PA | Philadelphia County | 87%
|
| 3781.6 | VA | Richmond City | 87%
|
| 8618.3 | NY | Richmond County | 87%
|
| 4674.3 | CO | Denver County | 84%
|
| 4019.7 | CA | Orange County | 84%
|
| 4885.0 | MO | St. Louis City | 84%
|
| 10677.2 | VA | Alexandria City | 81%
|
| 9179.5 | VA | Arlington County | 81%
|
| 7235.8 | MD | Baltimore City | 81%
|
| 11280.7 | DC | District of Columbia | 81%
|
| 13697.6 | MA | Suffolk County | 81%
|
| 2993.6 | TX | Dallas County | 77%
|
| 2771.7 | TX | Harris County | 75%
|
| 3869.3 | VA | Fairfax City | 72%
|
| 2941.8 | VA | Fairfax County | 72%
|
| 15691.7 | NJ | Hudson County | 71%
|
| 3890.5 | WI | Milwaukee County | 71%
|
| 4905.3 | NY | Nassau County | 71%
|
| 2931.4 | MI | Wayne County | 71%
|
| 4467.5 | VA | Norfolk City | 68%
|
| 2766.4 | OH | Cuyahoga County | 65%
|
| 4105.6 | NJ | Bergen County | 59%
|
| 2854.9 | GA | Dekalb County | 59%
|
| 6850.4 | NJ | Essex County | 59%
|
| 2486.4 | OH | Franklin County | 57%
|
| 2699.7 | VA | Newport News City | 57%
|
| 2791.4 | NJ | Middlesex County | 54%
|
| 2665.1 | VA | Hampton CIty | 52%
|
| 3504.2 | FL | Pinellas County | 51%
|
| 4345.4 | VA | Manassas City | 49%
|
| 4543.9 | VA | Charlottesville City | 48%
|
| 5598.6 | NJ | Union County | 48%
|
| 2817.6 | NJ | Passaic County | 46%
|
| 3138.1 | PA | Delaware County | 45%
|
| 2845.9 | IL | Dupage County | 45%
|
| 7162.7 | VA | Falls Church City | 39%
|
| 2940.3 | VA | Portsmouth City | 39%
|
| 3628.0 | MN | Ramsey County | 39%
|
| 2988.3 | VA | Harrisonburg City | 35%
|
| 5675.7 | VA | Manassas Park City | 29%
|
| 3058.9 | VA | Winchester City | 26%
|
| 2928.9 | VA | Lexington City | 16%
|
| 2677.6 | VA | Fredricksburg City | 4%
|