| | Harris, MN | North Branch, MN | United States |
| Population | 890 | 10,742 | 329,725,481 |
| Female Population | 45.4% | 50.2% | 50.5% |
| Male Population | 54.6% | 49.8% | 49.5% |
| Median Age | 43.8 | 38.8 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,132 | 10,127 | 309,327,143 |
| Population - 2000 | 1,121 | 8,023 | 285,036,114 |
| Population - 1990 | 843 | 1,867 | 251,960,433 |
| Pop. 2000 to Now | 6.1% | 35.0% | 15.6% |
| Pop. 1990 to Now | 41.0% | 480.3% | 30.8% |
| space4 | | | |
| Population Density | 44.6 | 301.8 | 93.4 |
| Land Area | 20.0 | 35.6 | 3,531,905.4 |
| Water Area | 0.1 | 0.4 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Harris, MN | North Branch, MN | United States |
| Age 0 to 4 | 4.4% | 4.1% | 5.9% |
| Age 5 to 9 | 3.0% | 5.9% | 6.1% |
| Age 10 to 14 | 6.3% | 8.5% | 6.6% |
| Age 15 to 17 | 2.5% | 3.2% | 3.9% |
| Age 18 to 20 | 1.8% | 5.3% | 4.0% |
| Age 21 to 24 | 2.7% | 4.5% | 5.2% |
| Age 25 to 34 | 16.2% | 12.6% | 13.8% |
| Age 35 to 44 | 15.1% | 14.4% | 12.9% |
| Age 45 to 54 | 10.3% | 15.2% | 12.6% |
| Age 55 to 59 | 9.1% | 6.6% | 6.7% |
| Age 60 to 64 | 13.0% | 5.2% | 6.3% |
| Age 65 to 74 | 9.9% | 6.9% | 9.6% |
| Age 75 to 84 | 4.5% | 5.3% | 4.5% |
| Age 85 and over | 1.2% | 2.2% | 1.9% |
| space1 | | | |
| Race | | | |
| | Harris, MN | North Branch, MN | United States |
| White | 90.1% | 92.4% | 59.4% |
| Black | 1.2% | 0.4% | 12.2% |
| Asian | 1.5% | 1.9% | 5.6% |
| Native American | 1.3% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 2.6% | 2.3% | 3.2% |
| Hispanic | 3.3% | 2.5% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Harris, MN | North Branch, MN | United States |
| Married Population | 56.0% | 53.9% | 49.8% |
| Currently Married | 55.1% | 53.4% | 48.0% |
| Married but Separated | 0.9% | 0.6% | 1.8% |
| Single Population | 44.0% | 46.1% | 50.2% |
| Never Married | 28.1% | 29.4% | 33.8% |
| Divorced | 12.8% | 9.7% | 10.8% |
| Widowed | 3.1% | 7.0% | 5.6% |
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| Household Size | 2.44 | 2.64 | 2.60 |
| Households | 364 | 4,003 | 124,010,992 |
| Family Households | 262 | 2,609 | 80,755,759 |
| Married couple, w/children | 19.1% | 36.1% | 30.5% |
| Married couple, no children | 57.6% | 48.6% | 42.9% |
| Non Family Households | 102 | 1,394 | 43,255,233 |
| Single householder, w/children | 9.5% | 9.3% | 15.8% |
| Single householder, no children | 13.7% | 5.9% | 10.8% |