| | Nespelem Community, WA | Lovelock, NV | United States |
| Population | 355 | 1,747 | 329,725,481 |
| Female Population | 51.3% | 50.3% | 50.5% |
| Male Population | 48.7% | 49.7% | 49.5% |
| Median Age | 28 | 37.8 | 38.4 |
| space3 | | | |
| Population - 2010 | 169 | 1,885 | 309,327,143 |
| Population - 2000 | 290 | 2,003 | 285,036,114 |
| Population - 1990 | 291 | 2,069 | 251,960,433 |
| Pop. 2000 to Now | -7.9% | -9.2% | 15.6% |
| Pop. 1990 to Now | -8.3% | -12.1% | 30.8% |
| space4 | | | |
| Population Density | 15.1 | 2,029.0 | 93.4 |
| Land Area | 23.5 | 0.9 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Nespelem Community, WA | Lovelock, NV | United States |
| Age 0 to 4 | 11.0% | 8.0% | 5.9% |
| Age 5 to 9 | 4.5% | 5.8% | 6.1% |
| Age 10 to 14 | 3.7% | 9.6% | 6.6% |
| Age 15 to 17 | 2.8% | 2.5% | 3.9% |
| Age 18 to 20 | 8.5% | 4.2% | 4.0% |
| Age 21 to 24 | 8.7% | 3.2% | 5.2% |
| Age 25 to 34 | 15.8% | 12.3% | 13.8% |
| Age 35 to 44 | 7.9% | 15.2% | 12.9% |
| Age 45 to 54 | 13.5% | 10.1% | 12.6% |
| Age 55 to 59 | 4.8% | 5.6% | 6.7% |
| Age 60 to 64 | 4.5% | 11.8% | 6.3% |
| Age 65 to 74 | 12.7% | 8.1% | 9.6% |
| Age 75 to 84 | 1.7% | 2.5% | 4.5% |
| Age 85 and over | 0.0% | 1.1% | 1.9% |
| space1 | | | |
| Race | | | |
| | Nespelem Community, WA | Lovelock, NV | United States |
| White | 2.8% | 54.8% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 0.0% | 2.4% | 5.6% |
| Native American | 96.1% | 5.6% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.1% | 2.6% | 3.2% |
| Hispanic | 0.0% | 34.6% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Nespelem Community, WA | Lovelock, NV | United States |
| Married Population | 19.2% | 44.1% | 49.8% |
| Currently Married | 19.2% | 41.9% | 48.0% |
| Married but Separated | 0.0% | 2.2% | 1.8% |
| Single Population | 80.8% | 55.9% | 50.2% |
| Never Married | 58.5% | 28.2% | 33.8% |
| Divorced | 19.2% | 21.8% | 10.8% |
| Widowed | 3.1% | 5.9% | 5.6% |
| space5 | | | |
| Household Size | 3.70 | 2.53 | 2.60 |
| Households | 96 | 671 | 124,010,992 |
| Family Households | 75 | 363 | 80,755,759 |
| Married couple, w/children | 28.0% | 29.8% | 30.5% |
| Married couple, no children | 9.3% | 42.4% | 42.9% |
| Non Family Households | 21 | 308 | 43,255,233 |
| Single householder, w/children | 28.0% | 27.3% | 15.8% |
| Single householder, no children | 34.7% | 0.6% | 10.8% |