| Pop 1920 | Pop 2015 | Change | U.S. City | % Correct |
|---|---|---|---|---|
| 577,000 | 3,972,000 | +3,395,000 | Los Angeles | 97%
|
| 5,620,000 | 8,550,000 | +2,930,000 | New York City | 97%
|
| 993,000 | 677,000 | -316,000 | Detroit | 94%
|
| 159,000 | 1,300,000 | +1,141,000 | Dallas | 93%
|
| 138,000 | 2,296,000 | +2,158,000 | Houston | 93%
|
| 29,000 | 1,563,000 | +1,534,000 | Phoenix | 87%
|
| 75,000 | 1,395,000 | +1,320,000 | San Diego | 87%
|
| 161,000 | 1,470,000 | +1,309,000 | San Antonio | 86%
|
| 1,824,000 | 1,567,000 | -257,000 | Philadelphia | 84%
|
| 35,000 | 932,000 | +897,000 | Austin | 82%
|
| 797,000 | 388,000 | -409,000 | Cleveland | 81%
|
| 773,000 | 316,000 | -457,000 | St. Louis | 78%
|
| 588,000 | 304,000 | -284,000 | Pittsburgh | 76%
|
| 40,000 | 1,027,000 | +987,000 | San Jose | 76%
|
| 401,000 | 299,000 | -102,000 | Cincinnati | 74%
|
| 734,000 | 622,000 | -122,000 | Baltimore | 71%
|
| 507,000 | 258,000 | -249,000 | Buffalo | 64%
|
| 46,000 | 827,000 | +781,000 | Charlotte | 60%
|
| 296,000 | 210,000 | -86,000 | Rochester | 45%
|
| 415,000 | 282,000 | -133,000 | Newark | 38%
|