| | Pocola, OK | Spiro, OK | United States |
| Population | 4,264 | 2,095 | 329,725,481 |
| Female Population | 54.1% | 50.8% | 50.5% |
| Male Population | 45.9% | 49.2% | 49.5% |
| Median Age | 38.7 | 37.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 4,058 | 2,162 | 309,327,143 |
| Population - 2000 | 3,994 | 2,227 | 285,036,114 |
| Population - 1990 | 3,664 | 2,146 | 251,960,433 |
| Pop. 2000 to Now | 4.0% | -3.3% | 15.6% |
| Pop. 1990 to Now | 13.4% | 0.4% | 30.8% |
| space4 | | | |
| Population Density | 140.8 | 907.7 | 93.4 |
| Land Area | 30.3 | 2.3 | 3,531,905.4 |
| Water Area | 0.3 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Pocola, OK | Spiro, OK | United States |
| Age 0 to 4 | 6.0% | 7.0% | 5.9% |
| Age 5 to 9 | 7.1% | 6.2% | 6.1% |
| Age 10 to 14 | 7.8% | 8.3% | 6.6% |
| Age 15 to 17 | 4.1% | 4.3% | 3.9% |
| Age 18 to 20 | 2.8% | 3.4% | 4.0% |
| Age 21 to 24 | 6.4% | 6.7% | 5.2% |
| Age 25 to 34 | 11.5% | 10.5% | 13.8% |
| Age 35 to 44 | 11.6% | 14.4% | 12.9% |
| Age 45 to 54 | 13.3% | 10.6% | 12.6% |
| Age 55 to 59 | 4.0% | 6.4% | 6.7% |
| Age 60 to 64 | 6.7% | 5.6% | 6.3% |
| Age 65 to 74 | 10.2% | 10.3% | 9.6% |
| Age 75 to 84 | 7.1% | 5.4% | 4.5% |
| Age 85 and over | 1.4% | 1.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Pocola, OK | Spiro, OK | United States |
| White | 75.6% | 68.9% | 59.4% |
| Black | 2.7% | 3.0% | 12.2% |
| Asian | 0.8% | 2.4% | 5.6% |
| Native American | 11.4% | 11.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 6.1% | 7.4% | 3.2% |
| Hispanic | 3.4% | 7.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Pocola, OK | Spiro, OK | United States |
| Married Population | 55.8% | 41.9% | 49.8% |
| Currently Married | 52.1% | 39.2% | 48.0% |
| Married but Separated | 3.6% | 2.6% | 1.8% |
| Single Population | 44.2% | 58.1% | 50.2% |
| Never Married | 24.3% | 32.3% | 33.8% |
| Divorced | 14.2% | 18.8% | 10.8% |
| Widowed | 5.8% | 7.0% | 5.6% |
| space5 | | | |
| Household Size | 2.51 | 2.41 | 2.60 |
| Households | 1,676 | 849 | 124,010,992 |
| Family Households | 1,167 | 502 | 80,755,759 |
| Married couple, w/children | 21.2% | 32.9% | 30.5% |
| Married couple, no children | 53.0% | 29.9% | 42.9% |
| Non Family Households | 509 | 347 | 43,255,233 |
| Single householder, w/children | 16.1% | 22.5% | 15.8% |
| Single householder, no children | 9.7% | 14.7% | 10.8% |