| Statistic | Longfellow | Kansas City | Missouri |
| Population | 2,007 | 471,767 | 6,059,651 |
| Population density (sq mi) | 4,271 | 1,498 | 86 |
| Median age | 35.6 | 35.3 | 38.3 |
| Male/Female ratio | 1.1:1 | 0.9:1 | 1.0:1 |
| Married (15yrs & older) | n/a | 46% | 57% |
| Speak English | n/a | 89% | 94% |
| Speak Spanish | n/a | 7% | 3% |
| Race | Longfellow | Kansas City | Missouri |
| White | 69.58% | 60.10% | 82.53% |
| African American | 22.33% | 29.11% | 11.58% |
| Asian | 5.38% | 2.57% | 1.78% |
| American Indian | 0.26% | 0.39% | 0.42% |
| Native Hawaiian | 0.00% | 0.13% | 0.11% |
| Mixed race | 2.07% | 3.33% | 2.44% |
| Other race | 0.38% | 4.37% | 1.13% |