| | Southwest Ranches, FL | Lakeland, FL | United States |
| Population | 7,613 | 110,401 | 329,725,481 |
| Female Population | 48.6% | 51.3% | 50.5% |
| Male Population | 51.4% | 48.7% | 49.5% |
| Median Age | 43.2 | 40.9 | 38.4 |
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| Population - 2010 | 7,373 | 97,660 | 309,327,143 |
| Population - 2000 | 6,809 | 78,452 | 285,036,114 |
| Population - 1990 | 5,202 | 70,576 | 251,960,433 |
| Pop. 2000 to Now | 16.5% | 47.0% | 15.6% |
| Pop. 1990 to Now | 52.5% | 63.4% | 30.8% |
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| Population Density | 585.8 | 1,669.3 | 93.4 |
| Land Area | 13.0 | 66.1 | 3,531,905.4 |
| Water Area | 0.0 | 9.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Southwest Ranches, FL | Lakeland, FL | United States |
| Age 0 to 4 | 2.7% | 5.5% | 5.9% |
| Age 5 to 9 | 5.9% | 5.4% | 6.1% |
| Age 10 to 14 | 9.0% | 5.6% | 6.6% |
| Age 15 to 17 | 5.9% | 3.3% | 3.9% |
| Age 18 to 20 | 3.6% | 4.9% | 4.0% |
| Age 21 to 24 | 5.2% | 5.3% | 5.2% |
| Age 25 to 34 | 8.8% | 13.0% | 13.8% |
| Age 35 to 44 | 11.8% | 12.0% | 12.9% |
| Age 45 to 54 | 12.4% | 11.4% | 12.6% |
| Age 55 to 59 | 9.8% | 5.6% | 6.7% |
| Age 60 to 64 | 4.3% | 6.3% | 6.3% |
| Age 65 to 74 | 13.1% | 11.6% | 9.6% |
| Age 75 to 84 | 5.5% | 6.5% | 4.5% |
| Age 85 and over | 2.1% | 3.7% | 1.9% |
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| Race | | | |
| | Southwest Ranches, FL | Lakeland, FL | United States |
| White | 48.6% | 58.7% | 59.4% |
| Black | 3.7% | 19.4% | 12.2% |
| Asian | 3.7% | 2.1% | 5.6% |
| Native American | 0.0% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.7% | 0.0% | 0.2% |
| Other | 0.4% | 0.6% | 0.4% |
| Two or More Races | 2.5% | 1.9% | 3.2% |
| Hispanic | 40.5% | 16.9% | 18.4% |
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| Marriage & Family | | | |
| | Southwest Ranches, FL | Lakeland, FL | United States |
| Married Population | 57.8% | 44.0% | 49.8% |
| Currently Married | 55.4% | 42.1% | 48.0% |
| Married but Separated | 2.4% | 1.8% | 1.8% |
| Single Population | 42.2% | 56.0% | 50.2% |
| Never Married | 29.0% | 35.5% | 33.8% |
| Divorced | 8.4% | 12.7% | 10.8% |
| Widowed | 4.9% | 7.9% | 5.6% |
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| Household Size | 3.59 | 2.46 | 2.60 |
| Households | 2,109 | 42,875 | 124,010,992 |
| Family Households | 1,748 | 25,673 | 80,755,759 |
| Married couple, w/children | 36.1% | 25.3% | 30.5% |
| Married couple, no children | 53.3% | 44.2% | 42.9% |
| Non Family Households | 361 | 17,202 | 43,255,233 |
| Single householder, w/children | 6.8% | 16.6% | 15.8% |
| Single householder, no children | 3.8% | 13.8% | 10.8% |