| | Monticello, UT | Price, UT | United States |
| Population | 2,237 | 8,192 | 329,725,481 |
| Female Population | 52.2% | 49.9% | 50.5% |
| Male Population | 47.8% | 50.1% | 49.5% |
| Median Age | 36.3 | 34.8 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,994 | 8,716 | 309,327,143 |
| Population - 2000 | 1,958 | 8,402 | 285,036,114 |
| Population - 1990 | 1,806 | 8,712 | 251,960,433 |
| Pop. 2000 to Now | -0.2% | 0.3% | 15.6% |
| Pop. 1990 to Now | 8.3% | -3.3% | 30.8% |
| space4 | | | |
| Population Density | 618.1 | 1,627.0 | 93.4 |
| Land Area | 3.6 | 5.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Monticello, UT | Price, UT | United States |
| Age 0 to 4 | 8.8% | 7.2% | 5.9% |
| Age 5 to 9 | 5.8% | 8.4% | 6.1% |
| Age 10 to 14 | 4.0% | 7.1% | 6.6% |
| Age 15 to 17 | 4.4% | 5.0% | 3.9% |
| Age 18 to 20 | 4.0% | 5.1% | 4.0% |
| Age 21 to 24 | 8.6% | 4.4% | 5.2% |
| Age 25 to 34 | 12.9% | 13.2% | 13.8% |
| Age 35 to 44 | 13.1% | 12.3% | 12.9% |
| Age 45 to 54 | 9.4% | 10.1% | 12.6% |
| Age 55 to 59 | 8.5% | 6.4% | 6.7% |
| Age 60 to 64 | 4.7% | 5.1% | 6.3% |
| Age 65 to 74 | 5.7% | 8.4% | 9.6% |
| Age 75 to 84 | 8.0% | 5.2% | 4.5% |
| Age 85 and over | 2.1% | 1.9% | 1.9% |
| space1 | | | |
| Race | | | |
| | Monticello, UT | Price, UT | United States |
| White | 83.1% | 75.2% | 59.4% |
| Black | 0.8% | 1.3% | 12.2% |
| Asian | 0.0% | 0.8% | 5.6% |
| Native American | 5.3% | 0.6% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.1% | 2.1% | 3.2% |
| Hispanic | 9.7% | 20.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Monticello, UT | Price, UT | United States |
| Married Population | 66.8% | 49.1% | 49.8% |
| Currently Married | 66.1% | 47.0% | 48.0% |
| Married but Separated | 0.8% | 2.1% | 1.8% |
| Single Population | 33.2% | 50.9% | 50.2% |
| Never Married | 23.3% | 26.3% | 33.8% |
| Divorced | 6.2% | 15.3% | 10.8% |
| Widowed | 3.7% | 9.3% | 5.6% |
| space5 | | | |
| Household Size | 2.95 | 2.47 | 2.60 |
| Households | 703 | 3,180 | 124,010,992 |
| Family Households | 640 | 1,971 | 80,755,759 |
| Married couple, w/children | 38.3% | 36.7% | 30.5% |
| Married couple, no children | 53.6% | 35.9% | 42.9% |
| Non Family Households | 63 | 1,209 | 43,255,233 |
| Single householder, w/children | 4.8% | 19.4% | 15.8% |
| Single householder, no children | 3.3% | 8.1% | 10.8% |