Marquette Flag

Marquette

County:
Clayton County
County Seat:
No
Area (mi²):
1.857
State:
Iowa

Marquette is a city located in Clayton County, Iowa. Marquette has a 2025 population of 434. Marquette is currently growing at a rate of 0.23% annually and its population has increased by 1.4% since the most recent census, which recorded a population of 428 in 2020.

The average household income in Marquette is $54,133 with a poverty rate of 19.68%. The median age in Marquette is 48.2 years: 50.8 years for males, and 44.8 years for females.

434
Total Population
234
Density (mi²)
1 0.23%
Growth

Marquette Population

Marquette Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Marquette includes 95.37% White, and smaller percentages for Asian, Black or African American, Native American, Native Hawaiian or Pacific Islander, other race and multiracial populations.

Population by Race

White

Two or more races

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Other race

Race
Population
Percentage (of total)
White41295.37%
Two or more races184.17%
Asian20.46%
Black or African American00%
Native American00%
Native Hawaiian or Pacific Islander00%
Other race00%

Marquette Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Marquette's average per capita income is $38,750. Household income levels show a median of $38,125. The poverty rate stands at 19.68%.

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
Families$46,250$66,085
Households$38,125$54,133
Non Families$34,750$46,486
Married Families--

$38,750

Average Income

$38,125

Median Household Income

19.68%

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)