| | Arley, AL | Phenix City, AL | United States |
| Population | 625 | 38,216 | 329,725,481 |
| Female Population | 54.9% | 51.3% | 50.5% |
| Male Population | 45.1% | 48.8% | 49.5% |
| Median Age | 34.1 | 35.8 | 38.4 |
| space3 | | | |
| Population - 2010 | 356 | 33,115 | 309,327,143 |
| Population - 2000 | 290 | 28,265 | 285,036,114 |
| Population - 1990 | 338 | 25,312 | 251,960,433 |
| Pop. 2000 to Now | 17.2% | 28.8% | 15.6% |
| Pop. 1990 to Now | 0.6% | 43.8% | 30.8% |
| space4 | | | |
| Population Density | 166.2 | 1,365.0 | 93.4 |
| Land Area | 3.8 | 28.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Arley, AL | Phenix City, AL | United States |
| Age 0 to 4 | 9.1% | 6.4% | 5.9% |
| Age 5 to 9 | 4.0% | 6.1% | 6.1% |
| Age 10 to 14 | 3.2% | 7.4% | 6.6% |
| Age 15 to 17 | 9.4% | 4.4% | 3.9% |
| Age 18 to 20 | 3.8% | 3.8% | 4.0% |
| Age 21 to 24 | 8.5% | 5.5% | 5.2% |
| Age 25 to 34 | 12.6% | 14.8% | 13.8% |
| Age 35 to 44 | 20.5% | 13.6% | 12.9% |
| Age 45 to 54 | 9.6% | 12.6% | 12.6% |
| Age 55 to 59 | 6.7% | 7.6% | 6.7% |
| Age 60 to 64 | 4.2% | 4.9% | 6.3% |
| Age 65 to 74 | 4.0% | 8.5% | 9.6% |
| Age 75 to 84 | 3.5% | 3.6% | 4.5% |
| Age 85 and over | 0.8% | 0.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Arley, AL | Phenix City, AL | United States |
| White | 95.2% | 41.8% | 59.4% |
| Black | 0.2% | 45.6% | 12.2% |
| Asian | 2.2% | 1.7% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.9% | 0.4% |
| Two or More Races | 2.4% | 3.9% | 3.2% |
| Hispanic | 0.0% | 5.8% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Arley, AL | Phenix City, AL | United States |
| Married Population | 39.0% | 45.2% | 49.8% |
| Currently Married | 38.6% | 41.7% | 48.0% |
| Married but Separated | 0.4% | 3.5% | 1.8% |
| Single Population | 61.0% | 54.8% | 50.2% |
| Never Married | 34.6% | 36.9% | 33.8% |
| Divorced | 21.2% | 13.5% | 10.8% |
| Widowed | 5.2% | 4.5% | 5.6% |
| space5 | | | |
| Household Size | 3.43 | 2.45 | 2.60 |
| Households | 182 | 15,409 | 124,010,992 |
| Family Households | 135 | 9,412 | 80,755,759 |
| Married couple, w/children | 38.5% | 23.0% | 30.5% |
| Married couple, no children | 35.6% | 38.7% | 42.9% |
| Non Family Households | 47 | 5,997 | 43,255,233 |
| Single householder, w/children | 14.8% | 27.8% | 15.8% |
| Single householder, no children | 11.1% | 10.5% | 10.8% |