| Statistic | New Market | Iowa | National |
| Population | 483 | 3,155,070 | 328,239,523 |
| Population density (sq mi) | 1,116 | 57 | 91 |
| Median age | 41.9 | 38.0 | 37.7 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 60% | 60% | 55% |
| Families w/ Kids under 18 | 37% | 44% | 43% |
| Speak English | 99% | 92% | 79% |
| Speak Spanish | 1% | 4% | 13% |
| Race | New Market | Iowa | National |
| White | 89.86% | 90.90% | 73.35% |
| Black | 0.00% | 3.32% | 12.63% |
| Asian | 0.00% | 2.14% | 5.22% |
| American Indian | 0.62% | 0.32% | 0.82% |
| Native Hawaiian | 0.00% | 0.08% | 0.18% |
| Mixed race | 1.86% | 1.97% | 3.06% |
| Other race | 7.66% | 1.27% | 4.75% |
Here are the best places to live in Iowa
These are the 10 cheapest cities in Iowa
See the best places to live in New Market
Most Dangerous Cities In The US