Denison Flag

Denison

County:
Crawford County
County Seat:
Yes
Area (mi²):
6.547
State:
Iowa

Denison is a city located in Crawford County, Iowa. Denison has a 2025 population of 7,956. It is also the county seat of Crawford County. Denison is currently declining at a rate of -0.98% annually and its population has decreased by -4.73% since the most recent census, which recorded a population of 8,351 in 2020.

The average household income in Denison is $79,594 with a poverty rate of 20.15%.The median age in Denison is 34 years: 33.5 years for males, and 34.4 years for females.

8K
Total Population
1,215
Density (mi²)
-79 -0.98%
Growth

Denison Population

Denison Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Denison includes 55.97% White, 14.91% other race, 3.33% Asian, 3.02% Black or African American, and smaller percentages for Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White4,61655.97%
Two or more races1,82722.15%
Other race1,23014.91%
Asian2753.33%
Black or African American2493.02%
Native American500.61%

Denison Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Denison's average per capita income is $46,639. Household income levels show a median of $63,850. The poverty rate stands at 20.15%.

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$101,279-
Families$74,931$91,525
Households$63,850$79,594
Non Families$36,122$42,323

$46,639

Average Income

$63,850

Median Household Income

20.15%

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)