Cromwell Flag

Cromwell

County:
Union County
County Seat:
No
Area (mi²):
0.299
State:
Iowa

Cromwell is a city located in Union County, Iowa. Cromwell has a 2025 population of 101. Cromwell is currently declining at a rate of -0.98% annually and its population has decreased by -3.81% since the most recent census, which recorded a population of 105 in 2020.

The average household income in Cromwell is $72,079 with a poverty rate of 9.2%.The median age in Cromwell is 52.6 years: 56.3 years for males, and 52.5 years for females.

101
Total Population
338
Density (mi²)
-1 -0.98%
Growth

Cromwell Population

Cromwell Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Cromwell includes 96.55% White, and smaller percentages for other race, Two or more races and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White8496.55%
Other race22.3%
Two or more races11.15%

Cromwell Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Cromwell's average per capita income is $46,875. Household income levels show a median of $57,500. The poverty rate stands at 9.2%.

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$74,375-
Families$73,750$83,446
Households$57,500$72,079
Non Families$43,750$40,125

$46,875

Average Income

$57,500

Median Household Income

9.2%

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)