| | Federal Way, WA | Truth or Consequences, NM | United States |
| Population | 99,792 | 6,078 | 329,725,481 |
| Female Population | 49.2% | 49.9% | 50.5% |
| Male Population | 50.8% | 50.1% | 49.5% |
| Median Age | 37 | 43.7 | 38.4 |
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| Population - 2010 | 89,524 | 6,492 | 309,327,143 |
| Population - 2000 | 83,259 | 7,289 | 285,036,114 |
| Population - 1990 | 67,554 | 6,221 | 251,960,433 |
| Pop. 2000 to Now | 15.7% | -20.9% | 15.6% |
| Pop. 1990 to Now | 42.6% | -7.3% | 30.8% |
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| Population Density | 4,490.7 | 217.1 | 93.4 |
| Land Area | 22.2 | 28.0 | 3,531,905.4 |
| Water Area | 0.2 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Federal Way, WA | Truth or Consequences, NM | United States |
| Age 0 to 4 | 6.9% | 4.1% | 5.9% |
| Age 5 to 9 | 5.6% | 4.7% | 6.1% |
| Age 10 to 14 | 7.3% | 7.0% | 6.6% |
| Age 15 to 17 | 3.9% | 4.8% | 3.9% |
| Age 18 to 20 | 4.2% | 2.7% | 4.0% |
| Age 21 to 24 | 5.2% | 1.5% | 5.2% |
| Age 25 to 34 | 14.0% | 10.5% | 13.8% |
| Age 35 to 44 | 13.4% | 16.5% | 12.9% |
| Age 45 to 54 | 12.5% | 10.5% | 12.6% |
| Age 55 to 59 | 6.7% | 4.5% | 6.7% |
| Age 60 to 64 | 6.8% | 8.7% | 6.3% |
| Age 65 to 74 | 8.5% | 15.5% | 9.6% |
| Age 75 to 84 | 3.6% | 7.2% | 4.5% |
| Age 85 and over | 1.5% | 1.6% | 1.9% |
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| Race | | | |
| | Federal Way, WA | Truth or Consequences, NM | United States |
| White | 39.9% | 58.6% | 59.4% |
| Black | 16.6% | 0.5% | 12.2% |
| Asian | 14.2% | 1.6% | 5.6% |
| Native American | 0.6% | 4.5% | 0.6% |
| Hawaiian, Pacific Islander | 2.2% | 0.0% | 0.2% |
| Other | 0.4% | 0.1% | 0.4% |
| Two or More Races | 9.2% | 0.6% | 3.2% |
| Hispanic | 16.9% | 34.1% | 18.4% |
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| Marriage & Family | | | |
| | Federal Way, WA | Truth or Consequences, NM | United States |
| Married Population | 49.4% | 39.9% | 49.8% |
| Currently Married | 47.5% | 38.4% | 48.0% |
| Married but Separated | 1.9% | 1.5% | 1.8% |
| Single Population | 50.6% | 60.1% | 50.2% |
| Never Married | 35.8% | 28.9% | 33.8% |
| Divorced | 10.7% | 18.2% | 10.8% |
| Widowed | 4.1% | 13.0% | 5.6% |
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| Household Size | 2.75 | 2.24 | 2.60 |
| Households | 36,053 | 2,607 | 124,010,992 |
| Family Households | 24,249 | 1,181 | 80,755,759 |
| Married couple, w/children | 31.1% | 20.6% | 30.5% |
| Married couple, no children | 38.8% | 49.4% | 42.9% |
| Non Family Households | 11,804 | 1,426 | 43,255,233 |
| Single householder, w/children | 18.1% | 21.3% | 15.8% |
| Single householder, no children | 12.0% | 8.7% | 10.8% |