| | East Port Orchard, WA | Wauna, WA | United States |
| Population | 5,087 | 4,506 | 329,725,481 |
| Female Population | 51.1% | 48.7% | 50.5% |
| Male Population | 48.9% | 51.3% | 49.5% |
| Median Age | 35.5 | 47.5 | 38.4 |
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| Population - 2010 | 5,742 | 3,882 | 309,327,143 |
| Population - 2000 | 5,116 | 3,877 | 285,036,114 |
| Population - 1990 | 5,409 | 3,190 | 251,960,433 |
| Pop. 2000 to Now | 9.6% | 23.2% | 15.6% |
| Pop. 1990 to Now | 3.7% | 49.7% | 30.8% |
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| Population Density | 3,305.4 | 710.3 | 93.4 |
| Land Area | 1.5 | 6.3 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | East Port Orchard, WA | Wauna, WA | United States |
| Age 0 to 4 | 6.7% | 5.9% | 5.9% |
| Age 5 to 9 | 6.8% | 3.8% | 6.1% |
| Age 10 to 14 | 8.1% | 3.4% | 6.6% |
| Age 15 to 17 | 3.2% | 5.7% | 3.9% |
| Age 18 to 20 | 3.2% | 1.7% | 4.0% |
| Age 21 to 24 | 5.4% | 4.7% | 5.2% |
| Age 25 to 34 | 16.1% | 11.6% | 13.8% |
| Age 35 to 44 | 16.7% | 12.1% | 12.9% |
| Age 45 to 54 | 11.2% | 11.5% | 12.6% |
| Age 55 to 59 | 4.3% | 9.3% | 6.7% |
| Age 60 to 64 | 7.1% | 8.5% | 6.3% |
| Age 65 to 74 | 7.9% | 15.7% | 9.6% |
| Age 75 to 84 | 3.1% | 3.9% | 4.5% |
| Age 85 and over | 0.3% | 2.1% | 1.9% |
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| Race | | | |
| | East Port Orchard, WA | Wauna, WA | United States |
| White | 71.5% | 86.8% | 59.4% |
| Black | 3.3% | 1.4% | 12.2% |
| Asian | 5.6% | 1.6% | 5.6% |
| Native American | 2.4% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.5% | 0.0% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 5.8% | 3.4% | 3.2% |
| Hispanic | 10.9% | 6.6% | 18.4% |
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| Marriage & Family | | | |
| | East Port Orchard, WA | Wauna, WA | United States |
| Married Population | 56.4% | 65.3% | 49.8% |
| Currently Married | 56.1% | 64.2% | 48.0% |
| Married but Separated | 0.3% | 1.1% | 1.8% |
| Single Population | 43.6% | 34.7% | 50.2% |
| Never Married | 31.0% | 22.0% | 33.8% |
| Divorced | 7.6% | 8.5% | 10.8% |
| Widowed | 5.0% | 4.1% | 5.6% |
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| Household Size | 2.52 | 2.56 | 2.60 |
| Households | 2,011 | 1,753 | 124,010,992 |
| Family Households | 1,385 | 1,423 | 80,755,759 |
| Married couple, w/children | 31.9% | 28.3% | 30.5% |
| Married couple, no children | 46.2% | 56.2% | 42.9% |
| Non Family Households | 626 | 330 | 43,255,233 |
| Single householder, w/children | 17.7% | 6.5% | 15.8% |
| Single householder, no children | 4.2% | 9.0% | 10.8% |