| | Happy Camp, CA | Fort Bragg, CA | United States |
| Population | 854 | 7,049 | 329,725,481 |
| Female Population | 45.8% | 55.8% | 50.5% |
| Male Population | 54.2% | 44.2% | 49.5% |
| Median Age | 56.4 | 41.3 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,152 | 7,311 | 309,327,143 |
| Population - 2000 | 1,168 | 7,026 | 285,036,114 |
| Population - 1990 | 1,589 | 6,078 | 251,960,433 |
| Pop. 2000 to Now | -31.6% | 2.8% | 15.6% |
| Pop. 1990 to Now | -49.7% | 18.8% | 30.8% |
| space4 | | | |
| Population Density | 70.5 | 2,431.5 | 93.4 |
| Land Area | 12.1 | 2.9 | 3,531,905.4 |
| Water Area | 0.2 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Happy Camp, CA | Fort Bragg, CA | United States |
| Age 0 to 4 | 5.7% | 9.4% | 5.9% |
| Age 5 to 9 | 5.9% | 8.0% | 6.1% |
| Age 10 to 14 | 2.0% | 5.2% | 6.6% |
| Age 15 to 17 | 1.2% | 3.7% | 3.9% |
| Age 18 to 20 | 2.6% | 3.0% | 4.0% |
| Age 21 to 24 | 4.5% | 2.4% | 5.2% |
| Age 25 to 34 | 13.5% | 10.4% | 13.8% |
| Age 35 to 44 | 4.8% | 12.0% | 12.9% |
| Age 45 to 54 | 7.7% | 7.3% | 12.6% |
| Age 55 to 59 | 8.3% | 9.0% | 6.7% |
| Age 60 to 64 | 18.9% | 6.4% | 6.3% |
| Age 65 to 74 | 15.3% | 13.2% | 9.6% |
| Age 75 to 84 | 6.8% | 8.1% | 4.5% |
| Age 85 and over | 2.9% | 2.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Happy Camp, CA | Fort Bragg, CA | United States |
| White | 47.5% | 55.9% | 59.4% |
| Black | 0.1% | 1.0% | 12.2% |
| Asian | 0.8% | 1.1% | 5.6% |
| Native American | 24.9% | 0.9% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.1% | 0.2% | 0.4% |
| Two or More Races | 21.5% | 5.9% | 3.2% |
| Hispanic | 4.9% | 34.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Happy Camp, CA | Fort Bragg, CA | United States |
| Married Population | 39.7% | 35.5% | 49.8% |
| Currently Married | 33.5% | 32.9% | 48.0% |
| Married but Separated | 6.2% | 2.5% | 1.8% |
| Single Population | 60.3% | 64.5% | 50.2% |
| Never Married | 25.2% | 32.5% | 33.8% |
| Divorced | 24.0% | 24.8% | 10.8% |
| Widowed | 11.1% | 7.3% | 5.6% |
| space5 | | | |
| Household Size | 2.16 | 2.35 | 2.60 |
| Households | 388 | 2,925 | 124,010,992 |
| Family Households | 189 | 1,370 | 80,755,759 |
| Married couple, w/children | 15.3% | 20.8% | 30.5% |
| Married couple, no children | 47.1% | 36.6% | 42.9% |
| Non Family Households | 199 | 1,555 | 43,255,233 |
| Single householder, w/children | 15.9% | 35.0% | 15.8% |
| Single householder, no children | 21.7% | 7.7% | 10.8% |