| | Eatontown, NJ | Grand Haven, MI | United States |
| Population | 13,446 | 10,935 | 329,725,481 |
| Female Population | 52.4% | 53.3% | 50.5% |
| Male Population | 47.6% | 46.8% | 49.5% |
| Median Age | 40.3 | 41.8 | 38.4 |
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| Population - 2010 | 12,459 | 10,365 | 309,327,143 |
| Population - 2000 | 14,008 | 11,168 | 285,036,114 |
| Population - 1990 | 13,800 | 11,951 | 251,960,433 |
| Pop. 2000 to Now | -13.4% | -1.2% | 15.6% |
| Pop. 1990 to Now | -12.1% | -7.6% | 30.8% |
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| Population Density | 2,302.0 | 1,913.4 | 93.4 |
| Land Area | 5.8 | 5.7 | 3,531,905.4 |
| Water Area | 0.1 | 0.5 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Eatontown, NJ | Grand Haven, MI | United States |
| Age 0 to 4 | 6.8% | 4.8% | 5.9% |
| Age 5 to 9 | 6.5% | 7.1% | 6.1% |
| Age 10 to 14 | 4.8% | 5.0% | 6.6% |
| Age 15 to 17 | 1.6% | 2.2% | 3.9% |
| Age 18 to 20 | 2.9% | 4.0% | 4.0% |
| Age 21 to 24 | 4.6% | 2.8% | 5.2% |
| Age 25 to 34 | 14.5% | 17.5% | 13.8% |
| Age 35 to 44 | 13.9% | 10.9% | 12.9% |
| Age 45 to 54 | 14.4% | 10.5% | 12.6% |
| Age 55 to 59 | 7.7% | 7.2% | 6.7% |
| Age 60 to 64 | 7.1% | 5.0% | 6.3% |
| Age 65 to 74 | 8.3% | 12.6% | 9.6% |
| Age 75 to 84 | 5.0% | 5.1% | 4.5% |
| Age 85 and over | 2.0% | 5.2% | 1.9% |
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| Race | | | |
| | Eatontown, NJ | Grand Haven, MI | United States |
| White | 64.3% | 91.3% | 59.4% |
| Black | 7.6% | 0.3% | 12.2% |
| Asian | 7.9% | 0.6% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.1% | 0.3% | 0.4% |
| Two or More Races | 6.8% | 2.5% | 3.2% |
| Hispanic | 13.4% | 4.8% | 18.4% |
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| Marriage & Family | | | |
| | Eatontown, NJ | Grand Haven, MI | United States |
| Married Population | 47.6% | 51.5% | 49.8% |
| Currently Married | 46.4% | 51.2% | 48.0% |
| Married but Separated | 1.2% | 0.4% | 1.8% |
| Single Population | 52.4% | 48.5% | 50.2% |
| Never Married | 34.6% | 25.8% | 33.8% |
| Divorced | 11.1% | 14.8% | 10.8% |
| Widowed | 6.7% | 7.9% | 5.6% |
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| Household Size | 2.35 | 2.15 | 2.60 |
| Households | 5,660 | 5,007 | 124,010,992 |
| Family Households | 3,232 | 3,152 | 80,755,759 |
| Married couple, w/children | 28.0% | 24.9% | 30.5% |
| Married couple, no children | 45.2% | 44.8% | 42.9% |
| Non Family Households | 2,428 | 1,855 | 43,255,233 |
| Single householder, w/children | 13.2% | 16.2% | 15.8% |
| Single householder, no children | 13.6% | 14.1% | 10.8% |