| | Guadalupe, CA | Chambersburg, PA | United States |
| Population | 8,138 | 22,141 | 329,725,481 |
| Female Population | 48.5% | 52.9% | 50.5% |
| Male Population | 51.5% | 47.1% | 49.5% |
| Median Age | 28.3 | 39.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 7,082 | 20,232 | 309,327,143 |
| Population - 2000 | 5,659 | 17,862 | 285,036,114 |
| Population - 1990 | 5,479 | 16,647 | 251,960,433 |
| Pop. 2000 to Now | 43.8% | 18.9% | 15.6% |
| Pop. 1990 to Now | 48.6% | 27.5% | 30.8% |
| space4 | | | |
| Population Density | 6,212.2 | 3,197.3 | 93.4 |
| Land Area | 1.3 | 6.9 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Guadalupe, CA | Chambersburg, PA | United States |
| Age 0 to 4 | 11.0% | 5.2% | 5.9% |
| Age 5 to 9 | 8.8% | 7.2% | 6.1% |
| Age 10 to 14 | 10.4% | 5.6% | 6.6% |
| Age 15 to 17 | 5.9% | 3.2% | 3.9% |
| Age 18 to 20 | 2.9% | 5.1% | 4.0% |
| Age 21 to 24 | 6.8% | 3.9% | 5.2% |
| Age 25 to 34 | 13.1% | 14.1% | 13.8% |
| Age 35 to 44 | 14.2% | 12.3% | 12.9% |
| Age 45 to 54 | 8.7% | 12.3% | 12.6% |
| Age 55 to 59 | 5.8% | 6.3% | 6.7% |
| Age 60 to 64 | 3.4% | 6.5% | 6.3% |
| Age 65 to 74 | 5.7% | 9.5% | 9.6% |
| Age 75 to 84 | 1.7% | 5.5% | 4.5% |
| Age 85 and over | 1.4% | 3.4% | 1.9% |
| space1 | | | |
| Race | | | |
| | Guadalupe, CA | Chambersburg, PA | United States |
| White | 6.7% | 62.3% | 59.4% |
| Black | 0.2% | 10.2% | 12.2% |
| Asian | 4.2% | 1.3% | 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 | 0.6% | 3.8% | 3.2% |
| Hispanic | 88.2% | 22.4% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Guadalupe, CA | Chambersburg, PA | United States |
| Married Population | 47.0% | 42.3% | 49.8% |
| Currently Married | 44.5% | 39.1% | 48.0% |
| Married but Separated | 2.5% | 3.2% | 1.8% |
| Single Population | 53.0% | 57.7% | 50.2% |
| Never Married | 43.3% | 35.7% | 33.8% |
| Divorced | 3.4% | 13.9% | 10.8% |
| Widowed | 6.3% | 8.1% | 5.6% |
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| Household Size | 3.97 | 2.22 | 2.60 |
| Households | 2,051 | 9,682 | 124,010,992 |
| Family Households | 1,783 | 5,279 | 80,755,759 |
| Married couple, w/children | 39.2% | 25.9% | 30.5% |
| Married couple, no children | 22.2% | 36.3% | 42.9% |
| Non Family Households | 268 | 4,403 | 43,255,233 |
| Single householder, w/children | 24.3% | 21.3% | 15.8% |
| Single householder, no children | 14.4% | 16.5% | 10.8% |