Harrison is located in Benton County, Iowa. Harrison has a 2025 population of 392 . Harrison is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The average household income in Harrison is $156,854 with a poverty rate of 0%. The median age in Harrison is 56.4 years: 56.8 years for males, and 56.2 years for females. For every 100 females there are 60.7 males.
Data after 2023 is projected based on recent change
The racial composition of Harrison includes 81.12% White, and smaller percentages for and multiracial populations.
White (81.12%)
Two or more races (18.88%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 318 | 81.12% |
| Two or more races | 74 | 18.88% |
Married
Widowed
Divorced
Separated
Never Married
Harrison's average per capita income is $52,235. Household income levels show a median of $134,545. The poverty rate stands at 0%.
Name | Median | Mean |
|---|---|---|
| Married Families | $134,716 | - |
| Households | $134,545 | $156,854 |
| Families | $134,489 | $163,048 |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate