| | Roland, IA | Algona, IA | United States |
| Population | 1,386 | 5,407 | 329,725,481 |
| Female Population | 46.9% | 53.2% | 50.5% |
| Male Population | 53.1% | 46.8% | 49.5% |
| Median Age | 39.8 | 46.6 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,285 | 5,550 | 309,327,143 |
| Population - 2000 | 1,324 | 5,741 | 285,036,114 |
| Population - 1990 | 1,035 | 6,015 | 251,960,433 |
| Pop. 2000 to Now | -5.4% | -6.7% | 15.6% |
| Pop. 1990 to Now | 21.0% | -10.9% | 30.8% |
| space4 | | | |
| Population Density | 1,209.4 | 1,201.6 | 93.4 |
| Land Area | 1.1 | 4.5 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Roland, IA | Algona, IA | United States |
| Age 0 to 4 | 8.9% | 6.9% | 5.9% |
| Age 5 to 9 | 5.2% | 4.1% | 6.1% |
| Age 10 to 14 | 5.3% | 4.4% | 6.6% |
| Age 15 to 17 | 7.6% | 3.2% | 3.9% |
| Age 18 to 20 | 0.6% | 3.9% | 4.0% |
| Age 21 to 24 | 2.5% | 4.9% | 5.2% |
| Age 25 to 34 | 15.7% | 9.1% | 13.8% |
| Age 35 to 44 | 8.8% | 12.9% | 12.9% |
| Age 45 to 54 | 19.2% | 10.1% | 12.6% |
| Age 55 to 59 | 5.7% | 5.9% | 6.7% |
| Age 60 to 64 | 8.7% | 7.6% | 6.3% |
| Age 65 to 74 | 8.2% | 11.2% | 9.6% |
| Age 75 to 84 | 2.5% | 8.7% | 4.5% |
| Age 85 and over | 1.2% | 7.1% | 1.9% |
| space1 | | | |
| Race | | | |
| | Roland, IA | Algona, IA | United States |
| White | 99.0% | 91.5% | 59.4% |
| Black | 0.0% | 0.7% | 12.2% |
| Asian | 0.0% | 0.5% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.6% | 1.8% | 3.2% |
| Hispanic | 0.4% | 5.5% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Roland, IA | Algona, IA | United States |
| Married Population | 59.1% | 46.8% | 49.8% |
| Currently Married | 58.3% | 46.1% | 48.0% |
| Married but Separated | 0.8% | 0.7% | 1.8% |
| Single Population | 40.9% | 53.2% | 50.2% |
| Never Married | 27.2% | 28.8% | 33.8% |
| Divorced | 10.0% | 11.9% | 10.8% |
| Widowed | 3.7% | 12.5% | 5.6% |
| space5 | | | |
| Household Size | 2.22 | 2.04 | 2.60 |
| Households | 625 | 2,575 | 124,010,992 |
| Family Households | 364 | 1,301 | 80,755,759 |
| Married couple, w/children | 45.6% | 25.2% | 30.5% |
| Married couple, no children | 44.2% | 51.3% | 42.9% |
| Non Family Households | 261 | 1,274 | 43,255,233 |
| Single householder, w/children | 8.2% | 20.6% | 15.8% |
| Single householder, no children | 1.9% | 2.9% | 10.8% |