| | Raymond, WA | Kelso, WA | United States |
| Population | 3,035 | 12,566 | 329,725,481 |
| Female Population | 51.4% | 48.5% | 50.5% |
| Male Population | 48.6% | 51.5% | 49.5% |
| Median Age | 44.3 | 38.2 | 38.4 |
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| Population - 2010 | 2,872 | 11,902 | 309,327,143 |
| Population - 2000 | 2,975 | 11,895 | 285,036,114 |
| Population - 1990 | 2,901 | 11,820 | 251,960,433 |
| Pop. 2000 to Now | 2.8% | 4.6% | 15.6% |
| Pop. 1990 to Now | 5.4% | 5.2% | 30.8% |
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| Population Density | 742.8 | 1,558.7 | 93.4 |
| Land Area | 4.1 | 8.1 | 3,531,905.4 |
| Water Area | 0.6 | 0.3 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Raymond, WA | Kelso, WA | United States |
| Age 0 to 4 | 5.3% | 6.4% | 5.9% |
| Age 5 to 9 | 6.3% | 6.3% | 6.1% |
| Age 10 to 14 | 6.2% | 6.9% | 6.6% |
| Age 15 to 17 | 2.4% | 3.2% | 3.9% |
| Age 18 to 20 | 3.4% | 3.0% | 4.0% |
| Age 21 to 24 | 2.6% | 4.8% | 5.2% |
| Age 25 to 34 | 12.8% | 16.6% | 13.8% |
| Age 35 to 44 | 12.1% | 11.3% | 12.9% |
| Age 45 to 54 | 10.3% | 11.7% | 12.6% |
| Age 55 to 59 | 8.0% | 6.7% | 6.7% |
| Age 60 to 64 | 10.2% | 9.3% | 6.3% |
| Age 65 to 74 | 9.7% | 7.8% | 9.6% |
| Age 75 to 84 | 6.8% | 3.8% | 4.5% |
| Age 85 and over | 3.9% | 2.4% | 1.9% |
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| Race | | | |
| | Raymond, WA | Kelso, WA | United States |
| White | 61.8% | 76.5% | 59.4% |
| Black | 0.0% | 1.9% | 12.2% |
| Asian | 5.9% | 0.6% | 5.6% |
| Native American | 4.5% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.2% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 9.0% | 4.3% | 3.2% |
| Hispanic | 18.8% | 16.3% | 18.4% |
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| Marriage & Family | | | |
| | Raymond, WA | Kelso, WA | United States |
| Married Population | 50.1% | 43.3% | 49.8% |
| Currently Married | 48.6% | 39.7% | 48.0% |
| Married but Separated | 1.6% | 3.6% | 1.8% |
| Single Population | 49.9% | 56.7% | 50.2% |
| Never Married | 20.8% | 33.4% | 33.8% |
| Divorced | 17.4% | 16.9% | 10.8% |
| Widowed | 11.7% | 6.4% | 5.6% |
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| Household Size | 2.42 | 2.45 | 2.60 |
| Households | 1,243 | 5,112 | 124,010,992 |
| Family Households | 761 | 3,239 | 80,755,759 |
| Married couple, w/children | 34.4% | 19.2% | 30.5% |
| Married couple, no children | 35.1% | 39.8% | 42.9% |
| Non Family Households | 482 | 1,873 | 43,255,233 |
| Single householder, w/children | 18.5% | 27.3% | 15.8% |
| Single householder, no children | 12.0% | 13.7% | 10.8% |