| | Lakeside, FL | Asbury Lake, FL | United States |
| Population | 31,125 | 11,629 | 329,725,481 |
| Female Population | 51.7% | 49.3% | 50.5% |
| Male Population | 48.3% | 50.8% | 49.5% |
| Median Age | 39 | 39 | 38.4 |
| space3 | | | |
| Population - 2010 | 31,396 | 8,684 | 309,327,143 |
| Population - 2000 | 30,927 | 2,228 | 285,036,114 |
| Population - 1990 | 29,137 | 2,072 | 251,960,433 |
| Pop. 2000 to Now | 9.7% | 329.3% | 15.6% |
| Pop. 1990 to Now | 16.4% | 361.6% | 30.8% |
| space4 | | | |
| Population Density | 2,313.8 | 682.3 | 93.4 |
| Land Area | 13.5 | 17.0 | 3,531,905.4 |
| Water Area | 2.2 | 0.3 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Lakeside, FL | Asbury Lake, FL | United States |
| Age 0 to 4 | 6.1% | 7.1% | 5.9% |
| Age 5 to 9 | 6.5% | 6.6% | 6.1% |
| Age 10 to 14 | 4.9% | 9.9% | 6.6% |
| Age 15 to 17 | 3.5% | 5.8% | 3.9% |
| Age 18 to 20 | 3.1% | 2.8% | 4.0% |
| Age 21 to 24 | 5.5% | 5.5% | 5.2% |
| Age 25 to 34 | 15.5% | 6.3% | 13.8% |
| Age 35 to 44 | 10.9% | 17.4% | 12.9% |
| Age 45 to 54 | 12.5% | 15.0% | 12.6% |
| Age 55 to 59 | 7.6% | 7.4% | 6.7% |
| Age 60 to 64 | 7.8% | 6.8% | 6.3% |
| Age 65 to 74 | 10.5% | 7.0% | 9.6% |
| Age 75 to 84 | 4.4% | 1.6% | 4.5% |
| Age 85 and over | 1.1% | 0.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | Lakeside, FL | Asbury Lake, FL | United States |
| White | 64.9% | 80.7% | 59.4% |
| Black | 15.8% | 6.7% | 12.2% |
| Asian | 1.5% | 2.0% | 5.6% |
| Native American | 0.1% | 0.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.3% | 0.6% | 0.4% |
| Two or More Races | 5.6% | 4.2% | 3.2% |
| Hispanic | 11.9% | 5.2% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Lakeside, FL | Asbury Lake, FL | United States |
| Married Population | 50.9% | 64.1% | 49.8% |
| Currently Married | 48.8% | 63.7% | 48.0% |
| Married but Separated | 2.1% | 0.3% | 1.8% |
| Single Population | 49.1% | 35.9% | 50.2% |
| Never Married | 30.0% | 20.8% | 33.8% |
| Divorced | 13.6% | 8.2% | 10.8% |
| Widowed | 5.5% | 7.0% | 5.6% |
| space5 | | | |
| Household Size | 2.75 | 2.75 | 2.60 |
| Households | 11,277 | 4,222 | 124,010,992 |
| Family Households | 8,527 | 3,122 | 80,755,759 |
| Married couple, w/children | 26.2% | 46.0% | 30.5% |
| Married couple, no children | 40.0% | 43.0% | 42.9% |
| Non Family Households | 2,750 | 1,100 | 43,255,233 |
| Single householder, w/children | 17.8% | 4.6% | 15.8% |
| Single householder, no children | 16.1% | 6.4% | 10.8% |