| | Humptulips, WA | Enumclaw, WA | United States |
| Population | 229 | 12,544 | 329,725,481 |
| Female Population | 46.7% | 50.1% | 50.5% |
| Male Population | 53.3% | 49.9% | 49.5% |
| Median Age | 37.9 | 40.3 | 38.4 |
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| Population - 2010 | 202 | 11,130 | 309,327,143 |
| Population - 2000 | 216 | 11,116 | 285,036,114 |
| Population - 1990 | 223 | 7,227 | 251,960,433 |
| Pop. 2000 to Now | 37.0% | 12.9% | 15.6% |
| Pop. 1990 to Now | 32.7% | 73.6% | 30.8% |
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| Population Density | 24.6 | 2,421.2 | 93.4 |
| Land Area | 9.3 | 5.2 | 3,531,905.4 |
| Water Area | 0.2 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Humptulips, WA | Enumclaw, WA | United States |
| Age 0 to 4 | 7.9% | 5.4% | 5.9% |
| Age 5 to 9 | 3.1% | 5.7% | 6.1% |
| Age 10 to 14 | 17.5% | 7.4% | 6.6% |
| Age 15 to 17 | 2.2% | 3.0% | 3.9% |
| Age 18 to 20 | 0.0% | 3.9% | 4.0% |
| Age 21 to 24 | 4.4% | 3.5% | 5.2% |
| Age 25 to 34 | 12.2% | 12.6% | 13.8% |
| Age 35 to 44 | 6.1% | 14.2% | 12.9% |
| Age 45 to 54 | 1.7% | 10.3% | 12.6% |
| Age 55 to 59 | 14.8% | 7.4% | 6.7% |
| Age 60 to 64 | 5.2% | 8.1% | 6.3% |
| Age 65 to 74 | 18.8% | 10.9% | 9.6% |
| Age 75 to 84 | 5.2% | 4.5% | 4.5% |
| Age 85 and over | 0.9% | 3.1% | 1.9% |
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| Race | | | |
| | Humptulips, WA | Enumclaw, WA | United States |
| White | 79.0% | 77.0% | 59.4% |
| Black | 0.0% | 0.6% | 12.2% |
| Asian | 0.0% | 2.0% | 5.6% |
| Native American | 0.0% | 0.7% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 2.2% | 0.0% | 0.4% |
| Two or More Races | 9.6% | 6.0% | 3.2% |
| Hispanic | 9.2% | 13.7% | 18.4% |
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| Marriage & Family | | | |
| | Humptulips, WA | Enumclaw, WA | United States |
| Married Population | 61.6% | 51.5% | 49.8% |
| Currently Married | 61.6% | 50.3% | 48.0% |
| Married but Separated | 0.0% | 1.2% | 1.8% |
| Single Population | 38.4% | 48.5% | 50.2% |
| Never Married | 24.4% | 24.9% | 33.8% |
| Divorced | 7.9% | 14.7% | 10.8% |
| Widowed | 6.1% | 8.9% | 5.6% |
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| Household Size | 2.86 | 2.39 | 2.60 |
| Households | 80 | 5,191 | 124,010,992 |
| Family Households | 60 | 3,170 | 80,755,759 |
| Married couple, w/children | 35.0% | 31.3% | 30.5% |
| Married couple, no children | 46.7% | 46.9% | 42.9% |
| Non Family Households | 20 | 2,021 | 43,255,233 |
| Single householder, w/children | 0.0% | 13.2% | 15.8% |
| Single householder, no children | 18.3% | 8.5% | 10.8% |