| | Grand Terrace, CA | Laurel, MS | United States |
| Population | 13,079 | 17,375 | 329,725,481 |
| Female Population | 50.1% | 52.0% | 50.5% |
| Male Population | 49.9% | 48.0% | 49.5% |
| Median Age | 36.8 | 37.2 | 38.4 |
| space3 | | | |
| Population - 2010 | 12,060 | 18,520 | 309,327,143 |
| Population - 2000 | 11,626 | 18,393 | 285,036,114 |
| Population - 1990 | 10,946 | 18,827 | 251,960,433 |
| Pop. 2000 to Now | 9.2% | -1.1% | 15.6% |
| Pop. 1990 to Now | 16.0% | -3.4% | 30.8% |
| space4 | | | |
| Population Density | 3,729.4 | 1,070.2 | 93.4 |
| Land Area | 3.5 | 16.2 | 3,531,905.4 |
| Water Area | 0.0 | 0.3 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Grand Terrace, CA | Laurel, MS | United States |
| Age 0 to 4 | 6.8% | 5.4% | 5.9% |
| Age 5 to 9 | 7.4% | 8.4% | 6.1% |
| Age 10 to 14 | 4.7% | 6.6% | 6.6% |
| Age 15 to 17 | 3.5% | 3.8% | 3.9% |
| Age 18 to 20 | 3.8% | 2.7% | 4.0% |
| Age 21 to 24 | 3.6% | 6.5% | 5.2% |
| Age 25 to 34 | 17.1% | 14.8% | 13.8% |
| Age 35 to 44 | 12.9% | 12.5% | 12.9% |
| Age 45 to 54 | 13.5% | 9.8% | 12.6% |
| Age 55 to 59 | 5.7% | 6.1% | 6.7% |
| Age 60 to 64 | 6.6% | 6.4% | 6.3% |
| Age 65 to 74 | 10.2% | 9.7% | 9.6% |
| Age 75 to 84 | 3.3% | 4.9% | 4.5% |
| Age 85 and over | 0.8% | 2.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Grand Terrace, CA | Laurel, MS | United States |
| White | 39.1% | 30.2% | 59.4% |
| Black | 4.6% | 65.8% | 12.2% |
| Asian | 4.0% | 0.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 1.8% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 2.0% | 0.3% | 3.2% |
| Hispanic | 48.6% | 3.7% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Grand Terrace, CA | Laurel, MS | United States |
| Married Population | 47.4% | 39.2% | 49.8% |
| Currently Married | 45.1% | 33.6% | 48.0% |
| Married but Separated | 2.3% | 5.7% | 1.8% |
| Single Population | 52.6% | 60.8% | 50.2% |
| Never Married | 34.4% | 37.4% | 33.8% |
| Divorced | 12.3% | 13.1% | 10.8% |
| Widowed | 5.9% | 10.2% | 5.6% |
| space5 | | | |
| Household Size | 2.74 | 2.65 | 2.60 |
| Households | 4,721 | 6,442 | 124,010,992 |
| Family Households | 3,313 | 4,065 | 80,755,759 |
| Married couple, w/children | 26.7% | 13.9% | 30.5% |
| Married couple, no children | 38.9% | 34.5% | 42.9% |
| Non Family Households | 1,408 | 2,377 | 43,255,233 |
| Single householder, w/children | 17.6% | 33.5% | 15.8% |
| Single householder, no children | 16.8% | 18.1% | 10.8% |