| | Las Cruces, NM | North Myrtle Beach, SC | United States |
| Population | 109,934 | 18,502 | 329,725,481 |
| Female Population | 50.6% | 50.7% | 50.5% |
| Male Population | 49.4% | 49.4% | 49.5% |
| Median Age | 32.7 | 60 | 38.4 |
| space3 | | | |
| Population - 2010 | 98,278 | 14,000 | 309,327,143 |
| Population - 2000 | 74,267 | 10,974 | 285,036,114 |
| Population - 1990 | 62,126 | 8,636 | 251,960,433 |
| Pop. 2000 to Now | 41.5% | 57.5% | 15.6% |
| Pop. 1990 to Now | 69.2% | 100.1% | 30.8% |
| space4 | | | |
| Population Density | 1,428.9 | 865.0 | 93.4 |
| Land Area | 76.9 | 21.4 | 3,531,905.4 |
| Water Area | 0.1 | 0.8 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Las Cruces, NM | North Myrtle Beach, SC | United States |
| Age 0 to 4 | 6.3% | 3.7% | 5.9% |
| Age 5 to 9 | 6.6% | 3.2% | 6.1% |
| Age 10 to 14 | 7.0% | 2.5% | 6.6% |
| Age 15 to 17 | 3.8% | 1.4% | 3.9% |
| Age 18 to 20 | 4.6% | 1.6% | 4.0% |
| Age 21 to 24 | 10.1% | 2.1% | 5.2% |
| Age 25 to 34 | 14.9% | 7.1% | 13.8% |
| Age 35 to 44 | 11.8% | 9.1% | 12.9% |
| Age 45 to 54 | 9.8% | 10.5% | 12.6% |
| Age 55 to 59 | 5.4% | 8.6% | 6.7% |
| Age 60 to 64 | 4.7% | 12.4% | 6.3% |
| Age 65 to 74 | 8.9% | 25.4% | 9.6% |
| Age 75 to 84 | 4.1% | 9.6% | 4.5% |
| Age 85 and over | 2.1% | 2.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Las Cruces, NM | North Myrtle Beach, SC | United States |
| White | 31.6% | 85.9% | 59.4% |
| Black | 2.4% | 1.1% | 12.2% |
| Asian | 1.6% | 2.8% | 5.6% |
| Native American | 1.1% | 0.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.1% | 0.0% | 0.2% |
| Other | 0.1% | 0.0% | 0.4% |
| Two or More Races | 1.4% | 1.7% | 3.2% |
| Hispanic | 61.8% | 8.0% | 18.4% |
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| Marriage & Family | | | |
| | Las Cruces, NM | North Myrtle Beach, SC | United States |
| Married Population | 41.1% | 58.6% | 49.8% |
| Currently Married | 39.4% | 56.0% | 48.0% |
| Married but Separated | 1.7% | 2.6% | 1.8% |
| Single Population | 58.9% | 41.4% | 50.2% |
| Never Married | 41.9% | 18.0% | 33.8% |
| Divorced | 12.4% | 14.2% | 10.8% |
| Widowed | 4.7% | 9.2% | 5.6% |
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| Household Size | 2.46 | 2.11 | 2.60 |
| Households | 43,995 | 8,750 | 124,010,992 |
| Family Households | 25,683 | 5,248 | 80,755,759 |
| Married couple, w/children | 26.5% | 11.0% | 30.5% |
| Married couple, no children | 37.3% | 72.2% | 42.9% |
| Non Family Households | 18,312 | 3,502 | 43,255,233 |
| Single householder, w/children | 23.0% | 8.7% | 15.8% |
| Single householder, no children | 13.3% | 8.2% | 10.8% |