| | Goodrich, MI | Louisville, TN | United States |
| Population | 2,031 | 4,337 | 329,725,481 |
| Female Population | 53.7% | 50.4% | 50.5% |
| Male Population | 46.3% | 49.6% | 49.5% |
| Median Age | 41.6 | 51.9 | 38.4 |
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| Population - 2010 | 1,857 | 4,067 | 309,327,143 |
| Population - 2000 | 1,353 | 2,001 | 285,036,114 |
| Population - 1990 | 916 | 1,893 | 251,960,433 |
| Pop. 2000 to Now | 39.2% | 106.9% | 15.6% |
| Pop. 1990 to Now | 105.6% | 118.7% | 30.8% |
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| Population Density | 925.3 | 290.7 | 93.4 |
| Land Area | 2.2 | 14.9 | 3,531,905.4 |
| Water Area | 0.1 | 2.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Goodrich, MI | Louisville, TN | United States |
| Age 0 to 4 | 6.2% | 3.8% | 5.9% |
| Age 5 to 9 | 8.7% | 2.4% | 6.1% |
| Age 10 to 14 | 8.9% | 3.2% | 6.6% |
| Age 15 to 17 | 3.8% | 2.5% | 3.9% |
| Age 18 to 20 | 2.7% | 4.0% | 4.0% |
| Age 21 to 24 | 4.8% | 2.4% | 5.2% |
| Age 25 to 34 | 4.9% | 10.7% | 13.8% |
| Age 35 to 44 | 15.4% | 10.5% | 12.9% |
| Age 45 to 54 | 18.5% | 17.2% | 12.6% |
| Age 55 to 59 | 7.6% | 7.7% | 6.7% |
| Age 60 to 64 | 5.9% | 9.9% | 6.3% |
| Age 65 to 74 | 6.3% | 19.4% | 9.6% |
| Age 75 to 84 | 4.9% | 4.9% | 4.5% |
| Age 85 and over | 1.4% | 1.3% | 1.9% |
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| Race | | | |
| | Goodrich, MI | Louisville, TN | United States |
| White | 96.4% | 91.0% | 59.4% |
| Black | 0.6% | 4.2% | 12.2% |
| Asian | 0.0% | 1.3% | 5.6% |
| Native American | 0.1% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.2% | 0.0% | 0.4% |
| Two or More Races | 0.5% | 1.3% | 3.2% |
| Hispanic | 2.2% | 2.2% | 18.4% |
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| Marriage & Family | | | |
| | Goodrich, MI | Louisville, TN | United States |
| Married Population | 53.9% | 64.1% | 49.8% |
| Currently Married | 53.5% | 63.0% | 48.0% |
| Married but Separated | 0.4% | 1.2% | 1.8% |
| Single Population | 46.1% | 35.9% | 50.2% |
| Never Married | 24.3% | 20.0% | 33.8% |
| Divorced | 14.9% | 9.7% | 10.8% |
| Widowed | 7.0% | 6.2% | 5.6% |
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| Household Size | 2.74 | 2.30 | 2.60 |
| Households | 727 | 1,872 | 124,010,992 |
| Family Households | 527 | 1,418 | 80,755,759 |
| Married couple, w/children | 40.0% | 18.1% | 30.5% |
| Married couple, no children | 37.4% | 66.9% | 42.9% |
| Non Family Households | 200 | 454 | 43,255,233 |
| Single householder, w/children | 10.4% | 6.2% | 15.8% |
| Single householder, no children | 12.1% | 8.9% | 10.8% |