| | Portage, WI | Laredo, TX | United States |
| Population | 10,351 | 254,697 | 329,725,481 |
| Female Population | 47.4% | 50.7% | 50.5% |
| Male Population | 52.6% | 49.3% | 49.5% |
| Median Age | 36.4 | 29.1 | 38.4 |
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| Population - 2010 | 10,321 | 236,801 | 309,327,143 |
| Population - 2000 | 9,728 | 176,576 | 285,036,114 |
| Population - 1990 | 8,640 | 122,899 | 251,960,433 |
| Pop. 2000 to Now | 6.7% | 49.3% | 15.6% |
| Pop. 1990 to Now | 20.2% | 114.5% | 30.8% |
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| Population Density | 1,161.5 | 2,444.2 | 93.4 |
| Land Area | 8.9 | 104.2 | 3,531,905.4 |
| Water Area | 0.8 | 1.5 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Portage, WI | Laredo, TX | United States |
| Age 0 to 4 | 7.1% | 8.9% | 5.9% |
| Age 5 to 9 | 4.6% | 8.8% | 6.1% |
| Age 10 to 14 | 5.5% | 9.5% | 6.6% |
| Age 15 to 17 | 2.9% | 5.4% | 3.9% |
| Age 18 to 20 | 3.7% | 5.3% | 4.0% |
| Age 21 to 24 | 6.5% | 6.1% | 5.2% |
| Age 25 to 34 | 16.7% | 13.7% | 13.8% |
| Age 35 to 44 | 15.8% | 12.8% | 12.9% |
| Age 45 to 54 | 10.4% | 11.6% | 12.6% |
| Age 55 to 59 | 6.4% | 4.8% | 6.7% |
| Age 60 to 64 | 5.8% | 3.9% | 6.3% |
| Age 65 to 74 | 8.0% | 5.5% | 9.6% |
| Age 75 to 84 | 4.0% | 2.5% | 4.5% |
| Age 85 and over | 2.6% | 1.3% | 1.9% |
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| Race | | | |
| | Portage, WI | Laredo, TX | United States |
| White | 84.5% | 3.2% | 59.4% |
| Black | 4.9% | 0.4% | 12.2% |
| Asian | 0.7% | 0.5% | 5.6% |
| Native American | 0.3% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 2.5% | 0.2% | 3.2% |
| Hispanic | 7.1% | 95.5% | 18.4% |
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| Marriage & Family | | | |
| | Portage, WI | Laredo, TX | United States |
| Married Population | 40.6% | 49.3% | 49.8% |
| Currently Married | 38.6% | 45.8% | 48.0% |
| Married but Separated | 2.0% | 3.5% | 1.8% |
| Single Population | 59.4% | 50.7% | 50.2% |
| Never Married | 36.6% | 38.0% | 33.8% |
| Divorced | 17.2% | 8.0% | 10.8% |
| Widowed | 5.6% | 4.8% | 5.6% |
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| Household Size | 2.27 | 3.46 | 2.60 |
| Households | 4,119 | 72,692 | 124,010,992 |
| Family Households | 2,322 | 58,209 | 80,755,759 |
| Married couple, w/children | 26.9% | 39.8% | 30.5% |
| Married couple, no children | 39.3% | 24.1% | 42.9% |
| Non Family Households | 1,797 | 14,483 | 43,255,233 |
| Single householder, w/children | 26.8% | 24.3% | 15.8% |
| Single householder, no children | 7.0% | 11.8% | 10.8% |