| | North Auburn, CA | North Highlands, CA | United States |
| Population | 14,307 | 48,424 | 329,725,481 |
| Female Population | 50.3% | 50.7% | 50.5% |
| Male Population | 49.8% | 49.3% | 49.5% |
| Median Age | 44.5 | 33.2 | 38.4 |
| space3 | | | |
| Population - 2010 | 12,561 | 42,683 | 309,327,143 |
| Population - 2000 | 11,847 | 44,187 | 285,036,114 |
| Population - 1990 | 10,301 | 42,105 | 251,960,433 |
| Pop. 2000 to Now | 22.2% | 11.9% | 15.6% |
| Pop. 1990 to Now | 40.5% | 17.4% | 30.8% |
| space4 | | | |
| Population Density | 1,837.1 | 5,495.2 | 93.4 |
| Land Area | 7.8 | 8.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | North Auburn, CA | North Highlands, CA | United States |
| Age 0 to 4 | 5.4% | 8.0% | 5.9% |
| Age 5 to 9 | 6.0% | 6.8% | 6.1% |
| Age 10 to 14 | 6.2% | 7.9% | 6.6% |
| Age 15 to 17 | 3.4% | 3.3% | 3.9% |
| Age 18 to 20 | 2.0% | 3.7% | 4.0% |
| Age 21 to 24 | 3.4% | 7.2% | 5.2% |
| Age 25 to 34 | 12.4% | 15.9% | 13.8% |
| Age 35 to 44 | 11.6% | 13.0% | 12.9% |
| Age 45 to 54 | 13.2% | 9.5% | 12.6% |
| Age 55 to 59 | 5.7% | 5.6% | 6.7% |
| Age 60 to 64 | 6.9% | 7.5% | 6.3% |
| Age 65 to 74 | 11.9% | 6.7% | 9.6% |
| Age 75 to 84 | 7.7% | 3.7% | 4.5% |
| Age 85 and over | 4.3% | 1.4% | 1.9% |
| space1 | | | |
| Race | | | |
| | North Auburn, CA | North Highlands, CA | United States |
| White | 69.1% | 47.4% | 59.4% |
| Black | 0.5% | 8.3% | 12.2% |
| Asian | 2.4% | 8.5% | 5.6% |
| Native American | 0.6% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.3% | 0.2% |
| Other | 0.8% | 0.1% | 0.4% |
| Two or More Races | 3.4% | 5.0% | 3.2% |
| Hispanic | 23.3% | 30.4% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | North Auburn, CA | North Highlands, CA | United States |
| Married Population | 53.0% | 46.4% | 49.8% |
| Currently Married | 49.4% | 43.4% | 48.0% |
| Married but Separated | 3.7% | 3.0% | 1.8% |
| Single Population | 47.0% | 53.6% | 50.2% |
| Never Married | 28.2% | 37.0% | 33.8% |
| Divorced | 11.1% | 11.7% | 10.8% |
| Widowed | 7.7% | 5.0% | 5.6% |
| space5 | | | |
| Household Size | 2.48 | 3.01 | 2.60 |
| Households | 5,418 | 15,986 | 124,010,992 |
| Family Households | 3,490 | 11,031 | 80,755,759 |
| Married couple, w/children | 29.6% | 31.1% | 30.5% |
| Married couple, no children | 46.1% | 31.5% | 42.9% |
| Non Family Households | 1,928 | 4,955 | 43,255,233 |
| Single householder, w/children | 16.2% | 20.9% | 15.8% |
| Single householder, no children | 8.1% | 16.6% | 10.8% |