| Statistic | Polk | Nebraska | National |
| Population | 319 | 1,934,408 | 328,239,523 |
| Population density (sq mi) | 652 | 25 | 91 |
| Median age | 41.4 | 36.2 | 37.7 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 64% | 59% | 55% |
| Families w/ Kids under 18 | 42% | 45% | 43% |
| Speak English | 88% | 89% | 79% |
| Speak Spanish | 12% | 7% | 13% |
| Race | Polk | Nebraska | National |
| White | 94.67% | 88.01% | 73.35% |
| Black | 0.31% | 4.70% | 12.63% |
| Asian | 0.00% | 2.12% | 5.22% |
| American Indian | 0.00% | 0.84% | 0.82% |
| Native Hawaiian | 0.00% | 0.07% | 0.18% |
| Mixed race | 0.63% | 2.32% | 3.06% |
| Other race | 4.39% | 1.95% | 4.75% |
Here are the best places to live in Nebraska
These are the 10 cheapest cities in Nebraska
Most Dangerous States In The US
See the best places to live in Polk