| | Galesburg, MI | Jay, FL | United States |
| Population | 2,146 | 635 | 329,725,481 |
| Female Population | 52.0% | 53.5% | 50.5% |
| Male Population | 48.0% | 46.5% | 49.5% |
| Median Age | 38.2 | 42.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 2,014 | 534 | 309,327,143 |
| Population - 2000 | 1,988 | 579 | 285,036,114 |
| Population - 1990 | 1,863 | 666 | 251,960,433 |
| Pop. 2000 to Now | 5.1% | 12.8% | 15.6% |
| Pop. 1990 to Now | 12.2% | -2.0% | 30.8% |
| space4 | | | |
| Population Density | 1,519.8 | 382.5 | 93.4 |
| Land Area | 1.4 | 1.7 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Galesburg, MI | Jay, FL | United States |
| Age 0 to 4 | 7.3% | 7.7% | 5.9% |
| Age 5 to 9 | 4.8% | 2.5% | 6.1% |
| Age 10 to 14 | 7.3% | 13.1% | 6.6% |
| Age 15 to 17 | 3.6% | 2.4% | 3.9% |
| Age 18 to 20 | 3.8% | 2.0% | 4.0% |
| Age 21 to 24 | 4.9% | 4.3% | 5.2% |
| Age 25 to 34 | 14.1% | 6.5% | 13.8% |
| Age 35 to 44 | 12.7% | 12.9% | 12.9% |
| Age 45 to 54 | 11.9% | 19.7% | 12.6% |
| Age 55 to 59 | 6.5% | 5.8% | 6.7% |
| Age 60 to 64 | 6.7% | 3.9% | 6.3% |
| Age 65 to 74 | 10.7% | 12.1% | 9.6% |
| Age 75 to 84 | 5.0% | 5.2% | 4.5% |
| Age 85 and over | 0.7% | 1.9% | 1.9% |
| space1 | | | |
| Race | | | |
| | Galesburg, MI | Jay, FL | United States |
| White | 83.9% | 92.0% | 59.4% |
| Black | 6.3% | 0.0% | 12.2% |
| Asian | 0.0% | 1.9% | 5.6% |
| Native American | 0.4% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 5.2% | 5.2% | 3.2% |
| Hispanic | 4.2% | 0.6% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Galesburg, MI | Jay, FL | United States |
| Married Population | 42.9% | 55.0% | 49.8% |
| Currently Married | 40.8% | 53.0% | 48.0% |
| Married but Separated | 2.1% | 2.1% | 1.8% |
| Single Population | 57.1% | 45.0% | 50.2% |
| Never Married | 34.7% | 18.3% | 33.8% |
| Divorced | 17.6% | 13.1% | 10.8% |
| Widowed | 4.9% | 13.6% | 5.6% |
| space5 | | | |
| Household Size | 2.39 | 2.54 | 2.60 |
| Households | 853 | 250 | 124,010,992 |
| Family Households | 513 | 171 | 80,755,759 |
| Married couple, w/children | 18.9% | 21.6% | 30.5% |
| Married couple, no children | 39.8% | 27.5% | 42.9% |
| Non Family Households | 340 | 79 | 43,255,233 |
| Single householder, w/children | 29.2% | 16.4% | 15.8% |
| Single householder, no children | 12.1% | 34.5% | 10.8% |