Washburn Flag

Washburn

County Seat:
No
Area (mi²):
1.236
State:
Iowa

Washburn is a CDP located in Black Hawk County, Iowa. Washburn has a 2025 population of 524. Washburn is currently declining at a rate of -4.2% annually and its population has decreased by 0% since the most recent census, which recorded a population of 524 in 2020.

The average household income in Washburn is $91,071 with a poverty rate of 5.32%.The median age in Washburn is 37.4 years: 38.4 years for males, and 34.5 years for females.

524
Total Population
424
Density (mi²)
-23 -4.2%
Growth

Washburn Population

Washburn Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Washburn includes 87.99% White, and smaller percentages for Black or African American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White57987.99%
Two or more races659.88%
Black or African American142.13%

Washburn Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Washburn's average per capita income is $45,313. Household income levels show a median of $75,278. The poverty rate stands at 5.32%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$81,125-
Families$75,556$99,164
Households$75,278$91,071
Non Families$35,625$53,065

$45,313

Average Income

$75,278

Median Household Income

5.32%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)