Washington Flag

Washington

County Seat:
Yes
Area (mi²):
5.405
State:
Iowa

Washington is a city located in Washington County, Iowa. Washington has a 2025 population of 7,189. It is also the county seat of Washington County. Washington is currently declining at a rate of -0.43% annually and its population has decreased by -2.14% since the most recent census, which recorded a population of 7,346 in 2020.

The average household income in Washington is $81,641 with a poverty rate of 14.96%.The median age in Washington is 39.6 years: 36.4 years for males, and 44.2 years for females.

7.2K
Total Population
1,330
Density (mi²)
-31 -0.43%
Growth

Washington Population

Washington Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Washington includes 86.3% White, 5.82% other race, and smaller percentages for Asian, Black or African American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White6,31286.3%
Other race4265.82%
Two or more races4265.82%
Asian791.08%
Black or African American710.97%

Washington Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Washington's average per capita income is $40,179. Household income levels show a median of $56,536. The poverty rate stands at 14.96%.

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$77,750-
Families$71,164$97,440
Households$56,536$81,641
Non Families$38,269$55,412

$40,179

Average Income

$56,536

Median Household Income

14.96%

Poverty Rate

Nearby Cities

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)