| | Plainville, KS | Hoxie, KS | United States |
| Population | 1,886 | 1,290 | 329,725,481 |
| Female Population | 55.4% | 52.6% | 50.5% |
| Male Population | 44.6% | 47.4% | 49.5% |
| Median Age | 36 | 40.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,905 | 1,196 | 309,327,143 |
| Population - 2000 | 2,029 | 1,244 | 285,036,114 |
| Population - 1990 | 2,173 | 1,342 | 251,960,433 |
| Pop. 2000 to Now | -12.9% | -4.3% | 15.6% |
| Pop. 1990 to Now | -18.6% | -11.3% | 30.8% |
| space4 | | | |
| Population Density | 1,576.9 | 1,528.4 | 93.4 |
| Land Area | 1.2 | 0.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Plainville, KS | Hoxie, KS | United States |
| Age 0 to 4 | 7.9% | 3.3% | 5.9% |
| Age 5 to 9 | 7.6% | 5.8% | 6.1% |
| Age 10 to 14 | 8.3% | 10.4% | 6.6% |
| Age 15 to 17 | 4.1% | 7.0% | 3.9% |
| Age 18 to 20 | 4.7% | 4.6% | 4.0% |
| Age 21 to 24 | 2.5% | 1.2% | 5.2% |
| Age 25 to 34 | 14.3% | 10.4% | 13.8% |
| Age 35 to 44 | 9.3% | 13.0% | 12.9% |
| Age 45 to 54 | 8.6% | 7.1% | 12.6% |
| Age 55 to 59 | 9.5% | 6.2% | 6.7% |
| Age 60 to 64 | 5.8% | 5.4% | 6.3% |
| Age 65 to 74 | 8.1% | 11.9% | 9.6% |
| Age 75 to 84 | 3.6% | 9.3% | 4.5% |
| Age 85 and over | 5.8% | 4.3% | 1.9% |
| space1 | | | |
| Race | | | |
| | Plainville, KS | Hoxie, KS | United States |
| White | 94.0% | 88.6% | 59.4% |
| Black | 0.3% | 0.3% | 12.2% |
| Asian | 0.7% | 0.0% | 5.6% |
| Native American | 0.0% | 1.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.5% | 1.1% | 3.2% |
| Hispanic | 4.6% | 8.7% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Plainville, KS | Hoxie, KS | United States |
| Married Population | 57.1% | 49.5% | 49.8% |
| Currently Married | 56.8% | 48.7% | 48.0% |
| Married but Separated | 0.3% | 0.8% | 1.8% |
| Single Population | 42.9% | 50.5% | 50.2% |
| Never Married | 23.2% | 23.0% | 33.8% |
| Divorced | 9.5% | 17.7% | 10.8% |
| Widowed | 10.2% | 9.7% | 5.6% |
| space5 | | | |
| Household Size | 2.39 | 2.38 | 2.60 |
| Households | 786 | 530 | 124,010,992 |
| Family Households | 499 | 288 | 80,755,759 |
| Married couple, w/children | 47.9% | 26.7% | 30.5% |
| Married couple, no children | 35.7% | 48.3% | 42.9% |
| Non Family Households | 287 | 242 | 43,255,233 |
| Single householder, w/children | 10.4% | 13.9% | 15.8% |
| Single householder, no children | 6.0% | 11.1% | 10.8% |