| | Trappe, PA | Fallon, NV | United States |
| Population | 3,946 | 9,068 | 329,725,481 |
| Female Population | 53.7% | 48.7% | 50.5% |
| Male Population | 46.3% | 51.3% | 49.5% |
| Median Age | 39.9 | 33 | 38.4 |
| space3 | | | |
| Population - 2010 | 3,510 | 8,622 | 309,327,143 |
| Population - 2000 | 3,210 | 7,536 | 285,036,114 |
| Population - 1990 | 2,115 | 6,438 | 251,960,433 |
| Pop. 2000 to Now | 16.5% | 16.1% | 15.6% |
| Pop. 1990 to Now | 76.8% | 35.9% | 30.8% |
| space4 | | | |
| Population Density | 1,898.9 | 2,494.0 | 93.4 |
| Land Area | 2.1 | 3.6 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Trappe, PA | Fallon, NV | United States |
| Age 0 to 4 | 5.1% | 7.1% | 5.9% |
| Age 5 to 9 | 2.9% | 6.0% | 6.1% |
| Age 10 to 14 | 6.2% | 7.7% | 6.6% |
| Age 15 to 17 | 7.5% | 2.4% | 3.9% |
| Age 18 to 20 | 4.8% | 1.5% | 4.0% |
| Age 21 to 24 | 2.7% | 8.9% | 5.2% |
| Age 25 to 34 | 16.0% | 17.9% | 13.8% |
| Age 35 to 44 | 12.1% | 9.3% | 12.9% |
| Age 45 to 54 | 16.2% | 10.9% | 12.6% |
| Age 55 to 59 | 7.5% | 7.9% | 6.7% |
| Age 60 to 64 | 6.1% | 6.4% | 6.3% |
| Age 65 to 74 | 7.1% | 8.0% | 9.6% |
| Age 75 to 84 | 3.1% | 4.7% | 4.5% |
| Age 85 and over | 2.5% | 1.3% | 1.9% |
| space1 | | | |
| Race | | | |
| | Trappe, PA | Fallon, NV | United States |
| White | 81.6% | 73.5% | 59.4% |
| Black | 7.1% | 4.2% | 12.2% |
| Asian | 4.8% | 4.1% | 5.6% |
| Native American | 0.0% | 1.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.3% | 0.0% | 0.4% |
| Two or More Races | 0.5% | 5.8% | 3.2% |
| Hispanic | 5.8% | 11.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Trappe, PA | Fallon, NV | United States |
| Married Population | 58.5% | 40.7% | 49.8% |
| Currently Married | 57.6% | 37.6% | 48.0% |
| Married but Separated | 0.9% | 3.2% | 1.8% |
| Single Population | 41.5% | 59.3% | 50.2% |
| Never Married | 29.6% | 34.3% | 33.8% |
| Divorced | 8.6% | 18.7% | 10.8% |
| Widowed | 3.4% | 6.3% | 5.6% |
| space5 | | | |
| Household Size | 2.61 | 2.23 | 2.60 |
| Households | 1,514 | 3,991 | 124,010,992 |
| Family Households | 1,157 | 1,987 | 80,755,759 |
| Married couple, w/children | 38.1% | 33.5% | 30.5% |
| Married couple, no children | 45.7% | 34.5% | 42.9% |
| Non Family Households | 357 | 2,004 | 43,255,233 |
| Single householder, w/children | 13.2% | 20.8% | 15.8% |
| Single householder, no children | 2.9% | 11.3% | 10.8% |