| | Newport Beach, CA | Long Beach, CA | United States |
| Population | 85,806 | 466,565 | 329,725,481 |
| Female Population | 51.4% | 50.8% | 50.5% |
| Male Population | 48.6% | 49.3% | 49.5% |
| Median Age | 48.2 | 35.9 | 38.4 |
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| Population - 2010 | 85,262 | 462,311 | 309,327,143 |
| Population - 2000 | 70,032 | 461,522 | 285,036,114 |
| Population - 1990 | 66,643 | 429,433 | 251,960,433 |
| Pop. 2000 to Now | 24.0% | -1.5% | 15.6% |
| Pop. 1990 to Now | 30.3% | 5.9% | 30.8% |
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| Population Density | 3,602.6 | 9,203.2 | 93.4 |
| Land Area | 23.8 | 50.7 | 3,531,905.4 |
| Water Area | 29.1 | 29.3 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Newport Beach, CA | Long Beach, CA | United States |
| Age 0 to 4 | 3.5% | 5.8% | 5.9% |
| Age 5 to 9 | 4.0% | 5.7% | 6.1% |
| Age 10 to 14 | 5.8% | 6.4% | 6.6% |
| Age 15 to 17 | 3.3% | 3.5% | 3.9% |
| Age 18 to 20 | 1.5% | 4.1% | 4.0% |
| Age 21 to 24 | 3.6% | 5.8% | 5.2% |
| Age 25 to 34 | 12.6% | 17.4% | 13.8% |
| Age 35 to 44 | 11.7% | 14.0% | 12.9% |
| Age 45 to 54 | 14.2% | 13.0% | 12.6% |
| Age 55 to 59 | 8.7% | 6.4% | 6.7% |
| Age 60 to 64 | 7.5% | 5.9% | 6.3% |
| Age 65 to 74 | 13.0% | 7.6% | 9.6% |
| Age 75 to 84 | 6.7% | 2.9% | 4.5% |
| Age 85 and over | 3.9% | 1.5% | 1.9% |
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| Race | | | |
| | Newport Beach, CA | Long Beach, CA | United States |
| White | 77.3% | 27.8% | 59.4% |
| Black | 0.6% | 11.6% | 12.2% |
| Asian | 8.0% | 12.6% | 5.6% |
| Native American | 0.1% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.1% | 0.5% | 0.2% |
| Other | 0.6% | 0.4% | 0.4% |
| Two or More Races | 3.6% | 3.0% | 3.2% |
| Hispanic | 9.7% | 43.9% | 18.4% |
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| Marriage & Family | | | |
| | Newport Beach, CA | Long Beach, CA | United States |
| Married Population | 53.5% | 41.0% | 49.8% |
| Currently Married | 52.4% | 38.3% | 48.0% |
| Married but Separated | 1.1% | 2.6% | 1.8% |
| Single Population | 46.5% | 59.0% | 50.2% |
| Never Married | 28.7% | 45.8% | 33.8% |
| Divorced | 12.9% | 9.0% | 10.8% |
| Widowed | 5.0% | 4.2% | 5.6% |
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| Household Size | 2.20 | 2.69 | 2.60 |
| Households | 38,724 | 169,958 | 124,010,992 |
| Family Households | 22,227 | 100,974 | 80,755,759 |
| Married couple, w/children | 26.9% | 27.8% | 30.5% |
| Married couple, no children | 56.8% | 35.2% | 42.9% |
| Non Family Households | 16,497 | 68,984 | 43,255,233 |
| Single householder, w/children | 8.7% | 20.9% | 15.8% |
| Single householder, no children | 7.6% | 16.1% | 10.8% |