Harper is a city located in Keokuk County, Iowa. Harper has a 2025 population of 116 . Harper is currently declining at a rate of -0.85% annually and its population has decreased by -2.52% since the most recent census, which recorded a population of 119 in 2020.
The average household income in Harper is $75,227 with a poverty rate of 7.03%. The median age in Harper is 22.3 years: 31.5 years for males, and 22.1 years for females. For every 100 females there are 60.5 males.
Data after 2023 is projected based on recent change
The racial composition of Harper includes 90.77% White, and smaller percentages for Native American and multiracial populations.
White (90.77%)
Two or more races (8.46%)
Native American (0.77%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 118 | 90.77% |
| Two or more races | 11 | 8.46% |
| Native American | 1 | 0.77% |
Married
Widowed
Divorced
Separated
Never Married
Harper's average per capita income is $37,000. Household income levels show a median of $70,417. The poverty rate stands at 7.03%.
Name | Median | Mean |
|---|---|---|
| Married Families | $93,750 | - |
| Families | $82,500 | $82,118 |
| Households | $70,417 | $75,227 |
| Non Families | - | $35,120 |
Average Income
Median Household Income
Poverty Rate