| | Mebane, NC | Harmony, NC | United States |
| Population | 17,192 | 536 | 329,725,481 |
| Female Population | 56.2% | 43.3% | 50.5% |
| Male Population | 43.8% | 56.7% | 49.5% |
| Median Age | 35.8 | 38.6 | 38.4 |
| space3 | | | |
| Population - 2010 | 11,556 | 531 | 309,327,143 |
| Population - 2000 | 7,284 | 526 | 285,036,114 |
| Population - 1990 | 4,754 | 431 | 251,960,433 |
| Pop. 2000 to Now | 129.7% | 14.8% | 15.6% |
| Pop. 1990 to Now | 252.0% | 40.1% | 30.8% |
| space4 | | | |
| Population Density | 1,884.9 | 397.0 | 93.4 |
| Land Area | 9.1 | 1.4 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Mebane, NC | Harmony, NC | United States |
| Age 0 to 4 | 6.5% | 5.4% | 5.9% |
| Age 5 to 9 | 9.0% | 6.7% | 6.1% |
| Age 10 to 14 | 6.7% | 7.8% | 6.6% |
| Age 15 to 17 | 4.4% | 4.1% | 3.9% |
| Age 18 to 20 | 4.2% | 3.0% | 4.0% |
| Age 21 to 24 | 2.1% | 3.9% | 5.2% |
| Age 25 to 34 | 15.3% | 18.5% | 13.8% |
| Age 35 to 44 | 17.5% | 6.9% | 12.9% |
| Age 45 to 54 | 11.1% | 17.9% | 12.6% |
| Age 55 to 59 | 5.8% | 5.8% | 6.7% |
| Age 60 to 64 | 4.2% | 8.8% | 6.3% |
| Age 65 to 74 | 8.1% | 4.9% | 9.6% |
| Age 75 to 84 | 3.5% | 6.3% | 4.5% |
| Age 85 and over | 1.6% | 0.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Mebane, NC | Harmony, NC | United States |
| White | 57.8% | 82.8% | 59.4% |
| Black | 22.3% | 1.1% | 12.2% |
| Asian | 5.1% | 0.0% | 5.6% |
| Native American | 0.2% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 1.9% | 0.0% | 0.4% |
| Two or More Races | 6.0% | 1.1% | 3.2% |
| Hispanic | 6.7% | 14.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Mebane, NC | Harmony, NC | United States |
| Married Population | 58.3% | 55.5% | 49.8% |
| Currently Married | 56.0% | 51.5% | 48.0% |
| Married but Separated | 2.3% | 4.0% | 1.8% |
| Single Population | 41.7% | 44.5% | 50.2% |
| Never Married | 28.4% | 28.2% | 33.8% |
| Divorced | 9.1% | 8.4% | 10.8% |
| Widowed | 4.2% | 7.9% | 5.6% |
| space5 | | | |
| Household Size | 2.54 | 2.63 | 2.60 |
| Households | 6,761 | 204 | 124,010,992 |
| Family Households | 4,363 | 136 | 80,755,759 |
| Married couple, w/children | 46.2% | 32.4% | 30.5% |
| Married couple, no children | 33.3% | 39.0% | 42.9% |
| Non Family Households | 2,398 | 68 | 43,255,233 |
| Single householder, w/children | 14.7% | 14.7% | 15.8% |
| Single householder, no children | 5.8% | 14.0% | 10.8% |