Harper County's estimated 2026 population is 5,455 with a growth rate of 0.39% in the past year according to the most recent United States census data. Harper County is the 63rd largest county in Kansas. The 2010 population was 6,008 and has seen a growth of -9.2% since that time.
Data after 2023 is projected based on recent change
The racial composition of Harper County includes 90.67% White, and smaller percentages for other race, Black or African American, Native American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
White (90.67%)
Two or more races (5.27%)
Other race (2.5%)
Black or African American (0.84%)
Native American (0.4%)
Asian (0.2%)
Native Hawaiian or Pacific Islander (0.11%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 4,938 | 90.67% |
| Two or more races | 287 | 5.27% |
| Other race | 136 | 2.5% |
| Black or African American | 46 | 0.84% |
| Native American | 22 | 0.4% |
| Asian | 11 | 0.2% |
| Native Hawaiian or Pacific Islander | 6 | 0.11% |
Married
Widowed
Divorced
Separated
Never Married
Harper County's average per capita income is $37,490. Household income levels show a median of $55,417. The poverty rate stands at 15.28%.
Name | Median | Mean |
|---|---|---|
| Married Families | $73,505 | - |
| Families | $66,964 | $86,742 |
| Households | $55,417 | $71,347 |
| Non Families | $36,097 | $42,659 |
Average Income
Median Household Income
Poverty Rate
