| PEOPLE | Monticello | United States |
| Population | 2,657 | 308,035,306 |
| Pop. Density | 827 | 87 |
| Pop. Change | 2.91% | 8.07% |
| Median Age | 36.9 | 37.3 |
| Households | 994 | 116,716,292 |
| Household Size | 2.6 | 2.58 |
| Male Population | 45.54% | 49.27% |
| Female Population | 54.46% | 50.96% |
| Married Population | 38.96% | 47.02% |
| Single Population | 61.04% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | |
| Age 0 to 4 | 8.09% | 6.56% |
| Age 5 to 9 | 7.79% | 6.61% |
| Age 10 to 14 | 6.36% | 6.71% |
| Age 15 to 17 | 4.89% | 4.21% |
| Age 18 to 20 | 2.37% | 2.95% |
| Age 21 to 24 | 6.25% | 7.01% |
| Age 25 to 34 | 12.08% | 13.33% |
| Age 35 to 44 | 11.89% | 13.33% |
| Age 45 to 49 | 12.83% | 14.61% |
| Age 50 to 54 | 12.83% | 14.61% |
| Age 55 to 59 | 12.76% | 11.84% |
| Age 60 to 64 | 12.76% | 11.84% |
| Age 65 to 74 | 7.38% | 7.05% |
| Age 75 to 84 | 4.52% | 4.24% |
| Age 85 and over | 2.79% | 1.78% |
| RACE | | |
| White | 40.16% | 72.41% |
| Black | 56.45% | 12.61% |
| Asian | 0.30% | 4.75% |
| American Indian | 0.26% | 0.95% |
| Other | 2.82% | 9.28% |
| Hispanic | 5.09% | 16.35% |
| Non-Hispanic | 94.91% | 83.65% |
| FAMILY | | |
| Married, w/children | 22.40% | 30.42% |
| Married, no children | 30.89% | 42.46% |
| Single, w/children | 24.74% | 14.39% |
| Single, no children | 21.96% | 12.73% |
| Divorced | 11.56% | 10.62% |
| Separated | 5.60% | 4.97% |
| Widowed | 10.64% | 6.14% |
| Now Married | 39.41% | 46.32% |
| Never Married | 32.79% | 31.95% |
