Buena Vista County's estimated 2025 population is 20,413 with a growth rate of -0.38% in the past year according to the most recent United States census data. Buena Vista County is the 32nd largest county in Iowa. The 2010 population was 20,356 and has seen a growth of 0.28% since that time.
Data after 2023 is projected based on recent change
The racial composition of Buena Vista County includes 65.91% White, 10.13% Asian, 9.12% other race, 3.08% Black or African American, and smaller percentages for Native Hawaiian or Pacific Islander, Native American and multiracial populations.
White
Asian
Other race
Two or more races
Black or African American
Native Hawaiian or Pacific Islander
Native American
Race | Population | Percentage (of total) |
|---|---|---|
| White | 13,633 | 65.91% |
| Asian | 2,095 | 10.13% |
| Other race | 1,887 | 9.12% |
| Two or more races | 1,869 | 9.04% |
| Black or African American | 637 | 3.08% |
| Native Hawaiian or Pacific Islander | 519 | 2.51% |
| Native American | 44 | 0.21% |
Married
Widowed
Divorced
Separated
Never Married
Buena Vista County's average per capita income is $45,233. Household income levels show a median of $66,564. The poverty rate stands at 8.24%.
Name | Median | Mean |
|---|---|---|
| Married Families | $94,662 | - |
| Families | $91,125 | $108,357 |
| Households | $66,564 | $89,885 |
| Non Families | $48,492 | $58,476 |
Average Income
Median Household Income
Poverty Rate