| From | Until | Max. Population | Answer | % Correct |
|---|---|---|---|---|
| 1860 | now | 8,550,000 | New York City | 100%
|
| 1930 | now | 3,971,000 | Los Angeles | 98%
|
| 1890 | now | 3,621,000 | Chicago | 96%
|
| 1970 | now | 2,296,000 | Houston | 92%
|
| 1990 | now | 1,300,000 | Dallas | 91%
|
| 1890 | now | 2,072,000 | Philadelphia | 89%
|
| 1920 | 1990 | 1,850,000 | Detroit | 84%
|
| 1990 | now | 1,395,000 | San Diego | 79%
|
| 2000 | now | 1,563,000 | Phoenix | 77%
|
| 2000 | now | 1,470,000 | San Antonio | 73%
|
| 2014 | now | 1,027,000 | San Jose | 65%
|