| | North Miami, FL | Biscayne Park, FL | United States |
| Population | 60,449 | 3,117 | 329,725,481 |
| Female Population | 50.1% | 39.8% | 50.5% |
| Male Population | 49.9% | 60.2% | 49.5% |
| Median Age | 38.2 | 32.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 60,357 | 3,084 | 309,327,143 |
| Population - 2000 | 59,880 | 3,269 | 285,036,114 |
| Population - 1990 | 49,998 | 3,068 | 251,960,433 |
| Pop. 2000 to Now | 4.0% | -7.7% | 15.6% |
| Pop. 1990 to Now | 24.5% | -1.6% | 30.8% |
| space4 | | | |
| Population Density | 7,169.0 | 5,027.4 | 93.4 |
| Land Area | 8.4 | 0.6 | 3,531,905.4 |
| Water Area | 1.6 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | North Miami, FL | Biscayne Park, FL | United States |
| Age 0 to 4 | 7.3% | 19.3% | 5.9% |
| Age 5 to 9 | 5.6% | 14.4% | 6.1% |
| Age 10 to 14 | 5.9% | 3.7% | 6.6% |
| Age 15 to 17 | 3.2% | 2.0% | 3.9% |
| Age 18 to 20 | 4.3% | 3.1% | 4.0% |
| Age 21 to 24 | 5.1% | 1.0% | 5.2% |
| Age 25 to 34 | 14.4% | 8.7% | 13.8% |
| Age 35 to 44 | 15.6% | 14.8% | 12.9% |
| Age 45 to 54 | 12.2% | 15.5% | 12.6% |
| Age 55 to 59 | 6.9% | 5.5% | 6.7% |
| Age 60 to 64 | 6.3% | 4.0% | 6.3% |
| Age 65 to 74 | 7.9% | 5.5% | 9.6% |
| Age 75 to 84 | 3.8% | 1.8% | 4.5% |
| Age 85 and over | 1.6% | 0.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | North Miami, FL | Biscayne Park, FL | United States |
| White | 8.9% | 29.9% | 59.4% |
| Black | 55.8% | 35.5% | 12.2% |
| Asian | 0.5% | 1.4% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.6% | 0.8% | 0.4% |
| Two or More Races | 1.2% | 1.1% | 3.2% |
| Hispanic | 33.0% | 31.3% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | North Miami, FL | Biscayne Park, FL | United States |
| Married Population | 42.7% | 64.7% | 49.8% |
| Currently Married | 39.7% | 59.8% | 48.0% |
| Married but Separated | 3.0% | 4.9% | 1.8% |
| Single Population | 57.3% | 35.3% | 50.2% |
| Never Married | 42.0% | 23.5% | 33.8% |
| Divorced | 10.4% | 8.2% | 10.8% |
| Widowed | 5.0% | 3.5% | 5.6% |
| space5 | | | |
| Household Size | 2.94 | 3.17 | 2.60 |
| Households | 20,089 | 980 | 124,010,992 |
| Family Households | 13,225 | 657 | 80,755,759 |
| Married couple, w/children | 26.1% | 52.1% | 30.5% |
| Married couple, no children | 30.1% | 34.6% | 42.9% |
| Non Family Households | 6,864 | 323 | 43,255,233 |
| Single householder, w/children | 22.9% | 3.8% | 15.8% |
| Single householder, no children | 20.8% | 9.6% | 10.8% |