| | Monticello, MN | Cedar Rapids, IA | United States |
| Population | 14,235 | 136,512 | 329,725,481 |
| Female Population | 52.7% | 50.0% | 50.5% |
| Male Population | 47.4% | 50.0% | 49.5% |
| Median Age | 34.8 | 36.4 | 38.4 |
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| Population - 2010 | 12,832 | 126,889 | 309,327,143 |
| Population - 2000 | 7,868 | 120,758 | 285,036,114 |
| Population - 1990 | 4,941 | 108,751 | 251,960,433 |
| Pop. 2000 to Now | 76.6% | 11.0% | 15.6% |
| Pop. 1990 to Now | 181.2% | 23.2% | 30.8% |
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| Population Density | 1,625.9 | 1,927.5 | 93.4 |
| Land Area | 8.8 | 70.8 | 3,531,905.4 |
| Water Area | 0.1 | 1.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Monticello, MN | Cedar Rapids, IA | United States |
| Age 0 to 4 | 8.5% | 6.4% | 5.9% |
| Age 5 to 9 | 5.7% | 5.9% | 6.1% |
| Age 10 to 14 | 8.6% | 6.4% | 6.6% |
| Age 15 to 17 | 5.0% | 3.7% | 3.9% |
| Age 18 to 20 | 2.8% | 4.3% | 4.0% |
| Age 21 to 24 | 6.4% | 6.1% | 5.2% |
| Age 25 to 34 | 13.6% | 15.1% | 13.8% |
| Age 35 to 44 | 15.6% | 13.2% | 12.9% |
| Age 45 to 54 | 12.2% | 11.6% | 12.6% |
| Age 55 to 59 | 7.6% | 6.1% | 6.7% |
| Age 60 to 64 | 4.3% | 5.5% | 6.3% |
| Age 65 to 74 | 6.0% | 9.1% | 9.6% |
| Age 75 to 84 | 2.6% | 4.3% | 4.5% |
| Age 85 and over | 1.3% | 2.3% | 1.9% |
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| Race | | | |
| | Monticello, MN | Cedar Rapids, IA | United States |
| White | 88.1% | 79.0% | 59.4% |
| Black | 0.4% | 8.6% | 12.2% |
| Asian | 0.8% | 2.7% | 5.6% |
| Native American | 0.5% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.3% | 0.2% |
| Other | 0.0% | 0.6% | 0.4% |
| Two or More Races | 1.7% | 4.3% | 3.2% |
| Hispanic | 8.5% | 4.4% | 18.4% |
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| Marriage & Family | | | |
| | Monticello, MN | Cedar Rapids, IA | United States |
| Married Population | 50.3% | 46.7% | 49.8% |
| Currently Married | 49.4% | 45.7% | 48.0% |
| Married but Separated | 0.9% | 1.0% | 1.8% |
| Single Population | 49.7% | 53.3% | 50.2% |
| Never Married | 31.5% | 35.5% | 33.8% |
| Divorced | 13.7% | 12.2% | 10.8% |
| Widowed | 4.5% | 5.6% | 5.6% |
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| Household Size | 2.62 | 2.31 | 2.60 |
| Households | 5,379 | 57,637 | 124,010,992 |
| Family Households | 3,308 | 33,052 | 80,755,759 |
| Married couple, w/children | 43.9% | 30.2% | 30.5% |
| Married couple, no children | 35.0% | 42.5% | 42.9% |
| Non Family Households | 2,071 | 24,585 | 43,255,233 |
| Single householder, w/children | 16.9% | 18.3% | 15.8% |
| Single householder, no children | 4.2% | 9.1% | 10.8% |