| | Newport, OR | Elk Grove, CA | United States |
| Population | 10,305 | 175,510 | 329,725,481 |
| Female Population | 51.9% | 51.3% | 50.5% |
| Male Population | 48.1% | 48.7% | 49.5% |
| Median Age | 47.9 | 38.1 | 38.4 |
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| Population - 2010 | 10,018 | 153,417 | 309,327,143 |
| Population - 2000 | 9,532 | 59,984 | 285,036,114 |
| Population - 1990 | 8,437 | 17,483 | 251,960,433 |
| Pop. 2000 to Now | 16.8% | 195.6% | 15.6% |
| Pop. 1990 to Now | 31.9% | 914.1% | 30.8% |
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| Population Density | 1,151.8 | 4,180.9 | 93.4 |
| Land Area | 8.9 | 42.0 | 3,531,905.4 |
| Water Area | 1.5 | 0.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Newport, OR | Elk Grove, CA | United States |
| Age 0 to 4 | 4.1% | 5.9% | 5.9% |
| Age 5 to 9 | 4.5% | 7.0% | 6.1% |
| Age 10 to 14 | 4.4% | 8.4% | 6.6% |
| Age 15 to 17 | 3.6% | 5.4% | 3.9% |
| Age 18 to 20 | 3.3% | 3.8% | 4.0% |
| Age 21 to 24 | 5.0% | 4.0% | 5.2% |
| Age 25 to 34 | 10.0% | 11.5% | 13.8% |
| Age 35 to 44 | 12.1% | 14.7% | 12.9% |
| Age 45 to 54 | 10.9% | 14.5% | 12.6% |
| Age 55 to 59 | 7.0% | 6.6% | 6.7% |
| Age 60 to 64 | 7.7% | 5.6% | 6.3% |
| Age 65 to 74 | 17.1% | 8.1% | 9.6% |
| Age 75 to 84 | 7.6% | 3.2% | 4.5% |
| Age 85 and over | 3.0% | 1.3% | 1.9% |
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| Race | | | |
| | Newport, OR | Elk Grove, CA | United States |
| White | 76.6% | 33.1% | 59.4% |
| Black | 0.7% | 10.5% | 12.2% |
| Asian | 1.7% | 29.2% | 5.6% |
| Native American | 0.8% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 1.6% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 4.3% | 6.5% | 3.2% |
| Hispanic | 15.8% | 18.7% | 18.4% |
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| Marriage & Family | | | |
| | Newport, OR | Elk Grove, CA | United States |
| Married Population | 44.7% | 56.9% | 49.8% |
| Currently Married | 42.9% | 54.9% | 48.0% |
| Married but Separated | 1.9% | 2.0% | 1.8% |
| Single Population | 55.3% | 43.1% | 50.2% |
| Never Married | 31.1% | 31.1% | 33.8% |
| Divorced | 17.3% | 7.8% | 10.8% |
| Widowed | 6.9% | 4.3% | 5.6% |
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| Household Size | 2.20 | 3.22 | 2.60 |
| Households | 4,559 | 54,262 | 124,010,992 |
| Family Households | 2,421 | 43,428 | 80,755,759 |
| Married couple, w/children | 19.5% | 41.9% | 30.5% |
| Married couple, no children | 49.8% | 34.8% | 42.9% |
| Non Family Households | 2,138 | 10,834 | 43,255,233 |
| Single householder, w/children | 17.6% | 13.8% | 15.8% |
| Single householder, no children | 13.1% | 9.5% | 10.8% |