| | Pine Mountain Lake, CA | Midpines, CA | United States |
| Population | 3,017 | 295 | 329,725,481 |
| Female Population | 49.9% | 72.9% | 50.5% |
| Male Population | 50.2% | 27.1% | 49.5% |
| Median Age | 62.3 | 53.3 | 38.4 |
| space3 | | | |
| Population - 2010 | 2,756 | 851 | 309,327,143 |
| Population - 2000 | 2,766 | 1,229 | 285,036,114 |
| Population - 1990 | 2,334 | 1,081 | 251,960,433 |
| Pop. 2000 to Now | -13.9% | 12.6% | 15.6% |
| Pop. 1990 to Now | 2.1% | 28.0% | 30.8% |
| space4 | | | |
| Population Density | 159.0 | 12.0 | 93.4 |
| Land Area | 19.0 | 24.5 | 3,531,905.4 |
| Water Area | 0.3 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Pine Mountain Lake, CA | Midpines, CA | United States |
| Age 0 to 4 | 4.3% | 10.5% | 5.9% |
| Age 5 to 9 | 5.9% | 0.0% | 6.1% |
| Age 10 to 14 | 2.1% | 0.0% | 6.6% |
| Age 15 to 17 | 0.4% | 0.0% | 3.9% |
| Age 18 to 20 | 2.6% | 6.8% | 4.0% |
| Age 21 to 24 | 0.2% | 6.8% | 5.2% |
| Age 25 to 34 | 6.7% | 17.6% | 13.8% |
| Age 35 to 44 | 11.0% | 2.7% | 12.9% |
| Age 45 to 54 | 10.1% | 17.6% | 12.6% |
| Age 55 to 59 | 5.6% | 0.3% | 6.7% |
| Age 60 to 64 | 8.0% | 2.4% | 6.3% |
| Age 65 to 74 | 26.2% | 14.6% | 9.6% |
| Age 75 to 84 | 11.4% | 10.8% | 4.5% |
| Age 85 and over | 5.6% | 9.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Pine Mountain Lake, CA | Midpines, CA | United States |
| White | 85.9% | 81.4% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 1.6% | 0.7% | 5.6% |
| Native American | 0.4% | 5.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 6.0% | 0.0% | 0.4% |
| Two or More Races | 1.8% | 2.4% | 3.2% |
| Hispanic | 4.2% | 10.5% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Pine Mountain Lake, CA | Midpines, CA | United States |
| Married Population | 54.9% | 20.5% | 49.8% |
| Currently Married | 54.4% | 20.5% | 48.0% |
| Married but Separated | 0.4% | 0.0% | 1.8% |
| Single Population | 45.1% | 79.5% | 50.2% |
| Never Married | 20.6% | 37.9% | 33.8% |
| Divorced | 13.8% | 3.4% | 10.8% |
| Widowed | 10.8% | 38.3% | 5.6% |
| space5 | | | |
| Household Size | 2.14 | 1.61 | 2.60 |
| Households | 1,407 | 180 | 124,010,992 |
| Family Households | 907 | 47 | 80,755,759 |
| Married couple, w/children | 14.3% | 0.0% | 30.5% |
| Married couple, no children | 62.0% | 63.8% | 42.9% |
| Non Family Households | 500 | 133 | 43,255,233 |
| Single householder, w/children | 1.9% | 36.2% | 15.8% |
| Single householder, no children | 21.8% | 0.0% | 10.8% |