| | Rumford, ME | Newry, ME | United States |
| Population | 5,846 | 194 | 329,725,481 |
| Female Population | 49.8% | 52.6% | 50.5% |
| Male Population | 50.2% | 47.4% | 49.5% |
| Median Age | 51.7 | 55.3 | 38.4 |
| space3 | | | |
| Population - 2010 | 5,828 | 329 | 309,327,143 |
| Population - 2000 | 6,472 | 344 | 285,036,114 |
| Population - 1990 | 7,078 | 316 | 251,960,433 |
| Pop. 2000 to Now | -11.4% | 2.9% | 15.6% |
| Pop. 1990 to Now | -19.0% | 12.0% | 30.8% |
| space4 | | | |
| Population Density | 85.3 | 3.2 | 93.4 |
| Land Area | 68.5 | 61.5 | 3,531,905.4 |
| Water Area | 1.3 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Rumford, ME | Newry, ME | United States |
| Age 0 to 4 | 1.8% | 4.6% | 5.9% |
| Age 5 to 9 | 3.0% | 3.1% | 6.1% |
| Age 10 to 14 | 5.3% | 3.6% | 6.6% |
| Age 15 to 17 | 3.7% | 4.6% | 3.9% |
| Age 18 to 20 | 2.6% | 1.0% | 4.0% |
| Age 21 to 24 | 3.7% | 1.0% | 5.2% |
| Age 25 to 34 | 7.8% | 8.2% | 13.8% |
| Age 35 to 44 | 12.0% | 13.4% | 12.9% |
| Age 45 to 54 | 16.7% | 9.8% | 12.6% |
| Age 55 to 59 | 9.2% | 11.3% | 6.7% |
| Age 60 to 64 | 13.1% | 14.9% | 6.3% |
| Age 65 to 74 | 13.4% | 19.6% | 9.6% |
| Age 75 to 84 | 6.1% | 4.1% | 4.5% |
| Age 85 and over | 1.6% | 0.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Rumford, ME | Newry, ME | United States |
| White | 97.3% | 98.5% | 59.4% |
| Black | 0.2% | 0.0% | 12.2% |
| Asian | 0.7% | 0.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.5% | 0.4% |
| Two or More Races | 1.6% | 1.0% | 3.2% |
| Hispanic | 0.3% | 0.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Rumford, ME | Newry, ME | United States |
| Married Population | 43.3% | 55.2% | 49.8% |
| Currently Married | 42.0% | 55.2% | 48.0% |
| Married but Separated | 1.3% | 0.0% | 1.8% |
| Single Population | 56.7% | 44.8% | 50.2% |
| Never Married | 29.1% | 19.2% | 33.8% |
| Divorced | 20.5% | 22.7% | 10.8% |
| Widowed | 7.2% | 2.9% | 5.6% |
| space5 | | | |
| Household Size | 2.39 | 2.23 | 2.60 |
| Households | 2,416 | 87 | 124,010,992 |
| Family Households | 1,282 | 54 | 80,755,759 |
| Married couple, w/children | 24.5% | 24.1% | 30.5% |
| Married couple, no children | 54.8% | 64.8% | 42.9% |
| Non Family Households | 1,134 | 33 | 43,255,233 |
| Single householder, w/children | 12.1% | 9.3% | 15.8% |
| Single householder, no children | 8.7% | 1.9% | 10.8% |