Storm Lake is a city located in Buena Vista County, Iowa. Storm Lake has a 2025 population of 11,552. It is also the county seat of Buena Vista County. Storm Lake is currently growing at a rate of 0.51% annually and its population has increased by 2.62% since the most recent census, which recorded a population of 11,257 in 2020.
The average household income in Storm Lake is $84,263 with a poverty rate of 7.74%.The median age in Storm Lake is 31.2 years: 29.7 years for males, and 32.6 years for females.
Data after 2023 is projected based on recent change
The racial composition of Storm Lake includes 52.95% White, 14.85% Asian, 12.38% other race, 3.85% Native Hawaiian or Pacific Islander, 3.76% Black or African American, and smaller percentages for Native American and multiracial populations.
Race | Population | Percentage (of total) |
---|---|---|
White | 5,970 | 52.95% |
Asian | 1,674 | 14.85% |
Other race | 1,396 | 12.38% |
Two or more races | 1,342 | 11.9% |
Native Hawaiian or Pacific Islander | 434 | 3.85% |
Black or African American | 424 | 3.76% |
Native American | 35 | 0.31% |
Married
Widowed
Divorced
Separated
Never Married
Storm Lake's average per capita income is $46,071. Household income levels show a median of $58,341. The poverty rate stands at 7.74%.
Name | Median | Mean |
---|---|---|
Married Families | $89,583 | - |
Families | $88,125 | $101,502 |
Households | $58,341 | $84,263 |
Non Families | $48,464 | $59,393 |
Average Income
Median Household Income
Poverty Rate