Story County's estimated 2026 population is 104,492 with a growth rate of 0.96% in the past year according to the most recent United States census data. Story County is the 8th largest county in Iowa. The 2010 population was 89,661 and has seen a growth of 16.54% since that time.
Data after 2023 is projected based on recent change
The racial composition of Story County includes 82.84% White, 6.77% Asian, and smaller percentages for Black or African American, other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
White (82.84%)
Asian (6.77%)
Two or more races (5.24%)
Black or African American (2.72%)
Other race (1.89%)
Native American (0.45%)
Native Hawaiian or Pacific Islander (0.09%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 81,672 | 82.84% |
| Asian | 6,675 | 6.77% |
| Two or more races | 5,164 | 5.24% |
| Black or African American | 2,679 | 2.72% |
| Other race | 1,865 | 1.89% |
| Native American | 446 | 0.45% |
| Native Hawaiian or Pacific Islander | 91 | 0.09% |
Married
Widowed
Divorced
Separated
Never Married
Story County's average per capita income is $51,835. Household income levels show a median of $69,006. The poverty rate stands at 18.59%.
Name | Median | Mean |
|---|---|---|
| Married Families | $127,082 | $156,216 |
| Families | $116,208 | $140,337 |
| Households | $69,006 | $95,068 |
| Non Families | $42,329 | $50,813 |
Average Income
Median Household Income
Poverty Rate
