| | Norlina, NC | Montana City, MT | United States |
| Population | 1,071 | 2,735 | 329,725,481 |
| Female Population | 53.3% | 49.6% | 50.5% |
| Male Population | 46.7% | 50.4% | 49.5% |
| Median Age | 45.2 | 45.5 | 38.4 |
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| Population - 2010 | 1,122 | 2,505 | 309,327,143 |
| Population - 2000 | 1,107 | 2,094 | 285,036,114 |
| Population - 1990 | 996 | 1,663 | 251,960,433 |
| Pop. 2000 to Now | -6.1% | 41.3% | 15.6% |
| Pop. 1990 to Now | 4.4% | 77.9% | 30.8% |
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| Population Density | 962.3 | 80.2 | 93.4 |
| Land Area | 1.1 | 34.1 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Norlina, NC | Montana City, MT | United States |
| Age 0 to 4 | 5.2% | 3.9% | 5.9% |
| Age 5 to 9 | 6.5% | 5.7% | 6.1% |
| Age 10 to 14 | 3.3% | 8.8% | 6.6% |
| Age 15 to 17 | 2.3% | 7.1% | 3.9% |
| Age 18 to 20 | 6.7% | 1.8% | 4.0% |
| Age 21 to 24 | 2.6% | 2.3% | 5.2% |
| Age 25 to 34 | 10.7% | 5.7% | 13.8% |
| Age 35 to 44 | 11.8% | 14.4% | 12.9% |
| Age 45 to 54 | 8.2% | 16.9% | 12.6% |
| Age 55 to 59 | 11.2% | 7.9% | 6.7% |
| Age 60 to 64 | 7.4% | 9.1% | 6.3% |
| Age 65 to 74 | 12.8% | 12.1% | 9.6% |
| Age 75 to 84 | 8.7% | 3.4% | 4.5% |
| Age 85 and over | 2.5% | 0.9% | 1.9% |
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| Race | | | |
| | Norlina, NC | Montana City, MT | United States |
| White | 41.8% | 94.5% | 59.4% |
| Black | 54.2% | 0.9% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.0% | 0.4% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.5% | 0.0% | 0.4% |
| Two or More Races | 0.7% | 2.2% | 3.2% |
| Hispanic | 2.9% | 2.0% | 18.4% |
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| Marriage & Family | | | |
| | Norlina, NC | Montana City, MT | United States |
| Married Population | 35.2% | 73.9% | 49.8% |
| Currently Married | 31.6% | 71.4% | 48.0% |
| Married but Separated | 3.5% | 2.5% | 1.8% |
| Single Population | 64.8% | 26.1% | 50.2% |
| Never Married | 37.6% | 17.7% | 33.8% |
| Divorced | 13.4% | 5.6% | 10.8% |
| Widowed | 13.8% | 2.8% | 5.6% |
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| Household Size | 2.23 | 2.79 | 2.60 |
| Households | 481 | 980 | 124,010,992 |
| Family Households | 267 | 830 | 80,755,759 |
| Married couple, w/children | 15.4% | 34.9% | 30.5% |
| Married couple, no children | 31.5% | 56.1% | 42.9% |
| Non Family Households | 214 | 150 | 43,255,233 |
| Single householder, w/children | 31.1% | 8.9% | 15.8% |
| Single householder, no children | 22.1% | 0.0% | 10.8% |