| | Forbestown, CA | Chester, CA | United States |
| Population | 272 | 2,242 | 329,725,481 |
| Female Population | 28.7% | 51.0% | 50.5% |
| Male Population | 71.3% | 49.0% | 49.5% |
| Median Age | 33.5 | 58 | 38.4 |
| space3 | | | |
| Population - 2010 | 355 | 1,841 | 309,327,143 |
| Population - 2000 | 281 | 2,316 | 285,036,114 |
| Population - 1990 | 324 | 2,082 | 251,960,433 |
| Pop. 2000 to Now | 24.6% | 1.0% | 15.6% |
| Pop. 1990 to Now | 8.0% | 12.4% | 30.8% |
| space4 | | | |
| Population Density | 43.4 | 307.6 | 93.4 |
| Land Area | 6.3 | 7.3 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Forbestown, CA | Chester, CA | United States |
| Age 0 to 4 | 12.1% | 2.7% | 5.9% |
| Age 5 to 9 | 18.0% | 4.0% | 6.1% |
| Age 10 to 14 | 0.0% | 3.5% | 6.6% |
| Age 15 to 17 | 0.0% | 1.2% | 3.9% |
| Age 18 to 20 | 0.0% | 2.1% | 4.0% |
| Age 21 to 24 | 0.0% | 1.5% | 5.2% |
| Age 25 to 34 | 40.8% | 10.0% | 13.8% |
| Age 35 to 44 | 0.0% | 10.9% | 12.9% |
| Age 45 to 54 | 0.0% | 11.8% | 12.6% |
| Age 55 to 59 | 0.0% | 4.6% | 6.7% |
| Age 60 to 64 | 15.4% | 11.2% | 6.3% |
| Age 65 to 74 | 7.0% | 25.2% | 9.6% |
| Age 75 to 84 | 6.6% | 8.3% | 4.5% |
| Age 85 and over | 0.0% | 3.1% | 1.9% |
| space1 | | | |
| Race | | | |
| | Forbestown, CA | Chester, CA | United States |
| White | 29.0% | 83.3% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 71.0% | 1.7% | 3.2% |
| Hispanic | 0.0% | 15.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Forbestown, CA | Chester, CA | United States |
| Married Population | 41.6% | 60.6% | 49.8% |
| Currently Married | 41.6% | 60.0% | 48.0% |
| Married but Separated | 0.0% | 0.6% | 1.8% |
| Single Population | 58.4% | 39.4% | 50.2% |
| Never Married | 58.4% | 18.9% | 33.8% |
| Divorced | 0.0% | 15.7% | 10.8% |
| Widowed | 0.0% | 4.8% | 5.6% |
| space5 | | | |
| Household Size | 2.43 | 2.22 | 2.60 |
| Households | 112 | 996 | 124,010,992 |
| Family Households | 112 | 655 | 80,755,759 |
| Married couple, w/children | 0.0% | 15.6% | 30.5% |
| Married couple, no children | 34.8% | 63.2% | 42.9% |
| Non Family Households | 0 | 341 | 43,255,233 |
| Single householder, w/children | 65.2% | 9.0% | 15.8% |
| Single householder, no children | 0.0% | 12.2% | 10.8% |