| | Gateway, FL | Buckingham, FL | United States |
| Population | 10,772 | 4,200 | 329,725,481 |
| Female Population | 50.9% | 54.4% | 50.5% |
| Male Population | 49.1% | 45.6% | 49.5% |
| Median Age | 39.9 | 49.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 8,864 | 4,283 | 309,327,143 |
| Population - 2000 | 2,943 | 3,742 | 285,036,114 |
| Population - 1990 | 118 | 2,287 | 251,960,433 |
| Pop. 2000 to Now | 298.6% | 31.8% | 15.6% |
| Pop. 1990 to Now | 9,841.5% | 115.6% | 30.8% |
| space4 | | | |
| Population Density | 1,918.4 | 230.5 | 93.4 |
| Land Area | 5.6 | 18.2 | 3,531,905.4 |
| Water Area | 0.5 | 0.3 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Gateway, FL | Buckingham, FL | United States |
| Age 0 to 4 | 6.0% | 3.1% | 5.9% |
| Age 5 to 9 | 7.4% | 3.4% | 6.1% |
| Age 10 to 14 | 6.2% | 5.8% | 6.6% |
| Age 15 to 17 | 5.4% | 4.6% | 3.9% |
| Age 18 to 20 | 3.7% | 1.4% | 4.0% |
| Age 21 to 24 | 4.7% | 3.6% | 5.2% |
| Age 25 to 34 | 12.2% | 10.4% | 13.8% |
| Age 35 to 44 | 9.6% | 9.5% | 12.9% |
| Age 45 to 54 | 17.1% | 16.5% | 12.6% |
| Age 55 to 59 | 5.4% | 9.6% | 6.7% |
| Age 60 to 64 | 5.7% | 9.5% | 6.3% |
| Age 65 to 74 | 10.0% | 12.8% | 9.6% |
| Age 75 to 84 | 3.4% | 5.8% | 4.5% |
| Age 85 and over | 3.1% | 4.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Gateway, FL | Buckingham, FL | United States |
| White | 80.8% | 91.7% | 59.4% |
| Black | 3.1% | 2.4% | 12.2% |
| Asian | 3.8% | 2.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.6% | 0.0% | 0.4% |
| Two or More Races | 3.5% | 1.2% | 3.2% |
| Hispanic | 8.1% | 2.7% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Gateway, FL | Buckingham, FL | United States |
| Married Population | 58.5% | 64.2% | 49.8% |
| Currently Married | 56.9% | 63.7% | 48.0% |
| Married but Separated | 1.6% | 0.5% | 1.8% |
| Single Population | 41.5% | 35.8% | 50.2% |
| Never Married | 24.7% | 19.8% | 33.8% |
| Divorced | 8.9% | 10.0% | 10.8% |
| Widowed | 7.9% | 6.0% | 5.6% |
| space5 | | | |
| Household Size | 2.88 | 2.57 | 2.60 |
| Households | 3,736 | 1,621 | 124,010,992 |
| Family Households | 2,537 | 1,273 | 80,755,759 |
| Married couple, w/children | 40.6% | 21.1% | 30.5% |
| Married couple, no children | 46.6% | 70.3% | 42.9% |
| Non Family Households | 1,199 | 348 | 43,255,233 |
| Single householder, w/children | 8.2% | 6.6% | 15.8% |
| Single householder, no children | 4.6% | 2.0% | 10.8% |