| | Burtonsville, MD | Brunswick, MD | United States |
| Population | 10,457 | 7,578 | 329,725,481 |
| Female Population | 47.4% | 48.2% | 50.5% |
| Male Population | 52.6% | 51.8% | 49.5% |
| Median Age | 38.8 | 37 | 38.4 |
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| Population - 2010 | 9,233 | 5,890 | 309,327,143 |
| Population - 2000 | 7,305 | 4,894 | 285,036,114 |
| Population - 1990 | 5,853 | 5,117 | 251,960,433 |
| Pop. 2000 to Now | 45.3% | 35.9% | 15.6% |
| Pop. 1990 to Now | 81.3% | 30.0% | 30.8% |
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| Population Density | 1,334.7 | 2,321.0 | 93.4 |
| Land Area | 7.8 | 3.3 | 3,531,905.4 |
| Water Area | 0.4 | 0.4 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Burtonsville, MD | Brunswick, MD | United States |
| Age 0 to 4 | 5.7% | 5.7% | 5.9% |
| Age 5 to 9 | 6.2% | 6.0% | 6.1% |
| Age 10 to 14 | 7.3% | 6.8% | 6.6% |
| Age 15 to 17 | 2.9% | 5.8% | 3.9% |
| Age 18 to 20 | 4.9% | 3.6% | 4.0% |
| Age 21 to 24 | 4.6% | 3.3% | 5.2% |
| Age 25 to 34 | 11.4% | 13.7% | 13.8% |
| Age 35 to 44 | 16.2% | 15.1% | 12.9% |
| Age 45 to 54 | 12.2% | 16.7% | 12.6% |
| Age 55 to 59 | 6.4% | 6.2% | 6.7% |
| Age 60 to 64 | 7.6% | 6.6% | 6.3% |
| Age 65 to 74 | 9.9% | 7.3% | 9.6% |
| Age 75 to 84 | 3.7% | 2.4% | 4.5% |
| Age 85 and over | 0.9% | 0.6% | 1.9% |
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| Race | | | |
| | Burtonsville, MD | Brunswick, MD | United States |
| White | 17.9% | 73.4% | 59.4% |
| Black | 34.5% | 9.5% | 12.2% |
| Asian | 32.4% | 1.5% | 5.6% |
| Native American | 0.1% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 1.5% | 0.0% | 0.4% |
| Two or More Races | 4.3% | 9.3% | 3.2% |
| Hispanic | 9.3% | 6.2% | 18.4% |
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| Marriage & Family | | | |
| | Burtonsville, MD | Brunswick, MD | United States |
| Married Population | 64.9% | 53.8% | 49.8% |
| Currently Married | 61.7% | 52.6% | 48.0% |
| Married but Separated | 3.2% | 1.1% | 1.8% |
| Single Population | 35.1% | 46.2% | 50.2% |
| Never Married | 28.4% | 32.8% | 33.8% |
| Divorced | 3.6% | 10.6% | 10.8% |
| Widowed | 3.0% | 2.8% | 5.6% |
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| Household Size | 3.56 | 2.66 | 2.60 |
| Households | 2,936 | 2,851 | 124,010,992 |
| Family Households | 2,523 | 1,901 | 80,755,759 |
| Married couple, w/children | 42.8% | 40.9% | 30.5% |
| Married couple, no children | 44.3% | 41.0% | 42.9% |
| Non Family Households | 413 | 950 | 43,255,233 |
| Single householder, w/children | 9.9% | 10.9% | 15.8% |
| Single householder, no children | 3.0% | 7.2% | 10.8% |