Middletown Flag

Middletown

County Seat:
No
Area (mi²):
0.549
State:
Iowa

Middletown is a city located in Des Moines County, Iowa. Middletown has a 2026 population of 360. Middletown is currently declining at a rate of -0.28% annually and its population has decreased by -1.1% since the most recent census, which recorded a population of 364 in 2020.

The median household income in Middletown is $56,750 with a poverty rate of 15%. The median age in Middletown is 39.5 years: 42.3 years for males, and 38.5 years for females. For every 100 females there are 95.2 males.

360
Total Population
656
Density (mi²)
-1 -0.28%
Growth

Middletown Population

Middletown Population

Year ↓
Population
Growth
Annual Change
2026360-1-0.28%
2025361-2-0.55%
2024363-2-0.55%
202336530.83%
2022362-1-0.28%
2021363-1-0.27%
2020364-1-0.27%
201933600%
201833610.3%
2017335-3-0.89%
201633800%
201533841.2%
2014334-2-0.6%
2013336103.07%
201232661.88%
201132020.63%
2010315-1-0.32%

Median Age

Overall: 39.5 years
Female: 38.5 years
Male: 42.3 years

Middletown Adults

There are 241 adults, (59 of whom are seniors) in Middletown.

Sex Ratio

Female: 165 (51.2%)
Male: 157 (48.8%)

Demographics

The racial composition of Middletown includes 96.58% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White31196.58%
Two or more races113.42%
Race
Population ↓
Percentage (of total)
White31196.58%
Two or more races113.42%

Middletown Marital Status

Economics and Income Statistics

Middletown's average per capita income is $43,125. Household income levels show a median of $56,750. The poverty rate stands at 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$113,125-
Families$104,531$107,256
Households$56,750$77,145
Non Families$41,563$38,933

$43,125

Average Income

$56,750

Median Household Income

15%

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)