Atlantic Flag

Atlantic

County:
Cass County
County Seat:
Yes
Area (mi²):
8.289
State:
Iowa

Atlantic is a city located in Cass County, Iowa. Atlantic has a 2025 population of 6,774. It is also the county seat of Cass CountyAtlantic is currently declining at a rate of -0.04% annually and its population has decreased by -0.25% since the most recent census, which recorded a population of 6,791 in 2020.

The average household income in Atlantic is $77,563 with a poverty rate of 23.76%.The median age in Atlantic is 43 years: 40.5 years for males, and 45.6 years for females.

6.8K
Total Population
817
Density (mi²)
-3 -0.04%
Growth

Atlantic Population

Atlantic Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Atlantic includes 96.16% White, and smaller percentages for Black or African American, Two or more races, Asian, other race, Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White6,51396.16%
Black or African American1121.65%
Two or more races670.99%
Asian400.59%
Other race260.38%
Native American150.22%

Atlantic Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Atlantic's average per capita income is $41,398. Household income levels show a median of $57,486. The poverty rate stands at 23.76%.

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$105,500-
Families$85,526$99,218
Households$57,486$77,563
Non Families$27,542$46,087

$41,398

Average Income

$57,486

Median Household Income

23.76%

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)