| | Stanley, ND | Devils Lake, ND | United States |
| Population | 2,079 | 7,201 | 329,725,481 |
| Female Population | 45.1% | 50.8% | 50.5% |
| Male Population | 54.9% | 49.2% | 49.5% |
| Median Age | 34.9 | 37.4 | 38.4 |
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| Population - 2010 | 1,468 | 7,154 | 309,327,143 |
| Population - 2000 | 1,279 | 7,222 | 285,036,114 |
| Population - 1990 | 1,371 | 7,782 | 251,960,433 |
| Pop. 2000 to Now | 111.7% | 0.1% | 15.6% |
| Pop. 1990 to Now | 97.5% | -7.1% | 30.8% |
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| Population Density | 1,135.5 | 1,048.9 | 93.4 |
| Land Area | 1.8 | 6.9 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Stanley, ND | Devils Lake, ND | United States |
| Age 0 to 4 | 10.8% | 5.8% | 5.9% |
| Age 5 to 9 | 6.3% | 11.3% | 6.1% |
| Age 10 to 14 | 2.8% | 4.1% | 6.6% |
| Age 15 to 17 | 5.3% | 2.5% | 3.9% |
| Age 18 to 20 | 0.8% | 2.5% | 4.0% |
| Age 21 to 24 | 4.2% | 5.8% | 5.2% |
| Age 25 to 34 | 20.1% | 14.0% | 13.8% |
| Age 35 to 44 | 11.3% | 9.5% | 12.9% |
| Age 45 to 54 | 11.2% | 10.7% | 12.6% |
| Age 55 to 59 | 5.7% | 4.8% | 6.7% |
| Age 60 to 64 | 6.5% | 7.1% | 6.3% |
| Age 65 to 74 | 7.0% | 11.5% | 9.6% |
| Age 75 to 84 | 4.4% | 6.9% | 4.5% |
| Age 85 and over | 3.5% | 3.4% | 1.9% |
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| Race | | | |
| | Stanley, ND | Devils Lake, ND | United States |
| White | 78.1% | 77.1% | 59.4% |
| Black | 4.6% | 0.4% | 12.2% |
| Asian | 1.3% | 2.3% | 5.6% |
| Native American | 1.4% | 14.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.2% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.5% | 3.6% | 3.2% |
| Hispanic | 13.2% | 2.4% | 18.4% |
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| Marriage & Family | | | |
| | Stanley, ND | Devils Lake, ND | United States |
| Married Population | 58.0% | 47.6% | 49.8% |
| Currently Married | 57.9% | 45.4% | 48.0% |
| Married but Separated | 0.1% | 2.2% | 1.8% |
| Single Population | 42.0% | 52.4% | 50.2% |
| Never Married | 30.4% | 28.9% | 33.8% |
| Divorced | 6.9% | 12.4% | 10.8% |
| Widowed | 4.7% | 11.1% | 5.6% |
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| Household Size | 2.49 | 2.10 | 2.60 |
| Households | 808 | 3,272 | 124,010,992 |
| Family Households | 500 | 1,609 | 80,755,759 |
| Married couple, w/children | 43.4% | 26.0% | 30.5% |
| Married couple, no children | 49.6% | 52.3% | 42.9% |
| Non Family Households | 308 | 1,663 | 43,255,233 |
| Single householder, w/children | 6.2% | 17.1% | 15.8% |
| Single householder, no children | 0.8% | 4.7% | 10.8% |