Humboldt County's estimated 2026 population is 9,723 with a growth rate of 0.55% in the past year according to the most recent United States census data. Humboldt County is the 74th largest county in Iowa. The 2010 population was 9,791 and has seen a growth of -0.69% 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 (91.85%)
Two or more races (5.42%)
Native Hawaiian or Pacific Islander (0.78%)
Asian (0.76%)
Other race (0.63%)
Black or African American (0.33%)
Native American (0.22%)
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