| | Helenwood, TN | Wartburg, TN | United States |
| Population | 539 | 1,235 | 329,725,481 |
| Female Population | 35.8% | 55.0% | 50.5% |
| Male Population | 64.2% | 45.0% | 49.5% |
| Median Age | 57.8 | 34.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 927 | 923 | 309,327,143 |
| Population - 2000 | 846 | 890 | 285,036,114 |
| Population - 1990 | 669 | 932 | 251,960,433 |
| Pop. 2000 to Now | 18.8% | 1.2% | 15.6% |
| Pop. 1990 to Now | 50.2% | -3.3% | 30.8% |
| space4 | | | |
| Population Density | 84.4 | 1,221.6 | 93.4 |
| Land Area | 6.4 | 1.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Helenwood, TN | Wartburg, TN | United States |
| Age 0 to 4 | 0.0% | 7.4% | 5.9% |
| Age 5 to 9 | 0.0% | 2.8% | 6.1% |
| Age 10 to 14 | 0.0% | 7.7% | 6.6% |
| Age 15 to 17 | 0.0% | 5.3% | 3.9% |
| Age 18 to 20 | 0.0% | 1.9% | 4.0% |
| Age 21 to 24 | 0.0% | 7.6% | 5.2% |
| Age 25 to 34 | 16.0% | 18.7% | 13.8% |
| Age 35 to 44 | 0.0% | 10.8% | 12.9% |
| Age 45 to 54 | 19.3% | 12.2% | 12.6% |
| Age 55 to 59 | 19.5% | 2.5% | 6.7% |
| Age 60 to 64 | 11.5% | 5.4% | 6.3% |
| Age 65 to 74 | 1.1% | 8.3% | 9.6% |
| Age 75 to 84 | 32.7% | 4.1% | 4.5% |
| Age 85 and over | 0.0% | 5.2% | 1.9% |
| space1 | | | |
| Race | | | |
| | Helenwood, TN | Wartburg, TN | United States |
| White | 100.0% | 89.8% | 59.4% |
| Black | 0.0% | 2.3% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.0% | 2.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.0% | 1.4% | 3.2% |
| Hispanic | 0.0% | 4.1% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Helenwood, TN | Wartburg, TN | United States |
| Married Population | 69.2% | 49.7% | 49.8% |
| Currently Married | 69.2% | 44.0% | 48.0% |
| Married but Separated | 0.0% | 5.7% | 1.8% |
| Single Population | 30.8% | 50.3% | 50.2% |
| Never Married | 26.5% | 28.6% | 33.8% |
| Divorced | 0.0% | 11.0% | 10.8% |
| Widowed | 4.3% | 10.7% | 5.6% |
| space5 | | | |
| Household Size | 2.14 | 2.82 | 2.60 |
| Households | 252 | 381 | 124,010,992 |
| Family Households | 172 | 221 | 80,755,759 |
| Married couple, w/children | 0.0% | 38.5% | 30.5% |
| Married couple, no children | 100.0% | 39.4% | 42.9% |
| Non Family Households | 80 | 160 | 43,255,233 |
| Single householder, w/children | 0.0% | 18.6% | 15.8% |
| Single householder, no children | 0.0% | 3.6% | 10.8% |