| | Blue Ridge, VA | Montvale, VA | United States |
| Population | 3,078 | 402 | 329,725,481 |
| Female Population | 55.3% | 55.7% | 50.5% |
| Male Population | 44.7% | 44.3% | 49.5% |
| Median Age | 42.3 | 49.7 | 38.4 |
| space3 | | | |
| Population - 2010 | 3,220 | 841 | 309,327,143 |
| Population - 2000 | 3,188 | 733 | 285,036,114 |
| Population - 1990 | 2,840 | 760 | 251,960,433 |
| Pop. 2000 to Now | -1.0% | -43.9% | 15.6% |
| Pop. 1990 to Now | 11.2% | -45.9% | 30.8% |
| space4 | | | |
| Population Density | 505.7 | 166.5 | 93.4 |
| Land Area | 6.1 | 2.4 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Blue Ridge, VA | Montvale, VA | United States |
| Age 0 to 4 | 3.2% | 0.0% | 5.9% |
| Age 5 to 9 | 7.4% | 9.2% | 6.1% |
| Age 10 to 14 | 5.6% | 0.0% | 6.6% |
| Age 15 to 17 | 3.2% | 5.5% | 3.9% |
| Age 18 to 20 | 5.2% | 10.2% | 4.0% |
| Age 21 to 24 | 2.6% | 2.5% | 5.2% |
| Age 25 to 34 | 11.4% | 10.9% | 13.8% |
| Age 35 to 44 | 14.9% | 11.2% | 12.9% |
| Age 45 to 54 | 7.7% | 7.2% | 12.6% |
| Age 55 to 59 | 13.2% | 13.9% | 6.7% |
| Age 60 to 64 | 7.5% | 8.5% | 6.3% |
| Age 65 to 74 | 12.4% | 4.2% | 9.6% |
| Age 75 to 84 | 3.0% | 16.7% | 4.5% |
| Age 85 and over | 2.7% | 0.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Blue Ridge, VA | Montvale, VA | United States |
| White | 86.9% | 96.8% | 59.4% |
| Black | 4.0% | 0.0% | 12.2% |
| Asian | 1.9% | 0.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 5.5% | 3.2% | 3.2% |
| Hispanic | 1.7% | 0.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Blue Ridge, VA | Montvale, VA | United States |
| Married Population | 69.7% | 23.8% | 49.8% |
| Currently Married | 68.3% | 23.8% | 48.0% |
| Married but Separated | 1.4% | 0.0% | 1.8% |
| Single Population | 30.3% | 76.2% | 50.2% |
| Never Married | 18.8% | 49.0% | 33.8% |
| Divorced | 5.5% | 17.0% | 10.8% |
| Widowed | 5.9% | 10.1% | 5.6% |
| space5 | | | |
| Household Size | 2.57 | 2.18 | 2.60 |
| Households | 1,196 | 184 | 124,010,992 |
| Family Households | 931 | 92 | 80,755,759 |
| Married couple, w/children | 28.1% | 22.8% | 30.5% |
| Married couple, no children | 64.8% | 23.9% | 42.9% |
| Non Family Households | 265 | 92 | 43,255,233 |
| Single householder, w/children | 5.9% | 27.2% | 15.8% |
| Single householder, no children | 1.2% | 26.1% | 10.8% |