Humboldt County's estimated 2025 population is 9,458 with a growth rate of -0.22% in the past year according to the most recent United States census data. Humboldt County is the 78th largest county in Iowa. The 2010 population was 9,791 and has seen a growth of -3.4% since that time.
Data after 2023 is projected based on recent change
The racial composition of Humboldt County includes 91.85% White, and smaller percentages for Native Hawaiian or Pacific Islander, Asian, other race, Black or African American, Native American and multiracial populations.
White
Two or more races
Native Hawaiian or Pacific Islander
Asian
Other race
Black or African American
Native American
Race | Population | Percentage (of total) |
|---|---|---|
| White | 8,793 | 91.85% |
| Two or more races | 519 | 5.42% |
| Native Hawaiian or Pacific Islander | 75 | 0.78% |
| Asian | 73 | 0.76% |
| Other race | 60 | 0.63% |
| Black or African American | 32 | 0.33% |
| Native American | 21 | 0.22% |
Married
Widowed
Divorced
Separated
Never Married
Humboldt County's average per capita income is $47,639. Household income levels show a median of $66,994. The poverty rate stands at 13.69%.
Name | Median | Mean |
|---|---|---|
| Married Families | $93,750 | - |
| Families | $80,903 | $102,214 |
| Households | $66,994 | $86,372 |
| Non Families | $39,826 | $51,404 |
Average Income
Median Household Income
Poverty Rate