| | Colma, CA | Laytonville, CA | United States |
| Population | 1,353 | 770 | 329,725,481 |
| Female Population | 46.6% | 49.6% | 50.5% |
| Male Population | 53.4% | 50.4% | 49.5% |
| Median Age | 39 | 41.7 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,435 | 1,275 | 309,327,143 |
| Population - 2000 | 1,191 | 1,301 | 285,036,114 |
| Population - 1990 | 1,103 | 1,133 | 251,960,433 |
| Pop. 2000 to Now | 41.8% | -4.8% | 15.6% |
| Pop. 1990 to Now | 53.1% | 9.4% | 30.8% |
| space4 | | | |
| Population Density | 711.0 | 143.5 | 93.4 |
| Land Area | 1.9 | 5.4 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Colma, CA | Laytonville, CA | United States |
| Age 0 to 4 | 4.1% | 4.3% | 5.9% |
| Age 5 to 9 | 5.8% | 10.4% | 6.1% |
| Age 10 to 14 | 6.1% | 1.9% | 6.6% |
| Age 15 to 17 | 6.1% | 0.0% | 3.9% |
| Age 18 to 20 | 1.3% | 4.0% | 4.0% |
| Age 21 to 24 | 4.5% | 4.3% | 5.2% |
| Age 25 to 34 | 15.7% | 15.2% | 13.8% |
| Age 35 to 44 | 12.0% | 11.0% | 12.9% |
| Age 45 to 54 | 12.0% | 14.3% | 12.6% |
| Age 55 to 59 | 8.4% | 7.5% | 6.7% |
| Age 60 to 64 | 5.4% | 4.4% | 6.3% |
| Age 65 to 74 | 11.1% | 17.1% | 9.6% |
| Age 75 to 84 | 5.5% | 5.5% | 4.5% |
| Age 85 and over | 1.9% | 0.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Colma, CA | Laytonville, CA | United States |
| White | 27.7% | 63.2% | 59.4% |
| Black | 2.4% | 0.0% | 12.2% |
| Asian | 27.6% | 4.8% | 5.6% |
| Native American | 0.0% | 24.9% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.6% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 2.6% | 2.9% | 3.2% |
| Hispanic | 39.7% | 3.5% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Colma, CA | Laytonville, CA | United States |
| Married Population | 46.3% | 39.7% | 49.8% |
| Currently Married | 43.8% | 37.4% | 48.0% |
| Married but Separated | 2.6% | 2.3% | 1.8% |
| Single Population | 53.7% | 60.3% | 50.2% |
| Never Married | 38.3% | 31.6% | 33.8% |
| Divorced | 11.6% | 15.3% | 10.8% |
| Widowed | 3.8% | 13.4% | 5.6% |
| space5 | | | |
| Household Size | 2.92 | 2.32 | 2.60 |
| Households | 464 | 332 | 124,010,992 |
| Family Households | 328 | 167 | 80,755,759 |
| Married couple, w/children | 33.8% | 34.7% | 30.5% |
| Married couple, no children | 29.9% | 38.9% | 42.9% |
| Non Family Households | 136 | 165 | 43,255,233 |
| Single householder, w/children | 13.7% | 18.0% | 15.8% |
| Single householder, no children | 22.6% | 8.4% | 10.8% |