Charter Oak Flag

Charter Oak

County:
Crawford County
County Seat:
No
Area (mi²):
0.513
State:
Iowa

Charter Oak is a city located in Crawford County, Iowa. Charter Oak has a 2026 population of 510. Charter Oak is currently declining at a rate of -0.58% annually and its population has decreased by -3.59% since the most recent census, which recorded a population of 529 in 2020.

The median household income in Charter Oak is $53,042 with a poverty rate of 7.59%. The median age in Charter Oak is 43.4 years: 41.3 years for males, and 44.3 years for females. For every 100 females there are 102.8 males.

510
Total Population
993
Density (mi²)
-3 -0.58%
Growth

Charter Oak Population

Charter Oak Population

Year ↓
Population
Growth
Annual Change
2026510-3-0.58%
2025513-5-0.97%
202451850.97%
2023513-3-0.58%
2022516-3-0.58%
2021519-10-1.89%
2020529-1-0.19%
2019482-5-1.03%
2018487-1-0.2%
2017488-3-0.61%
2016491-3-0.61%
2015494-5-1%
2014499-9-1.77%
201350800%
201250840.79%
201150420.4%
201050520.4%

Median Age

Overall: 43.4 years
Female: 44.3 years
Male: 41.3 years

Charter Oak Adults

There are 422 adults, (169 of whom are seniors) in Charter Oak.

Sex Ratio

Female: 286 (49.3%)
Male: 294 (50.7%)

Demographics

The racial composition of Charter Oak includes 77.76% White, and smaller percentages for Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White45177.76%
Two or more races11620%
Native American132.24%
Race
Population ↓
Percentage (of total)
Two or more races10518.1%
White162.76%
Native American40.69%
Race
Population ↓
Percentage (of total)
White43575%
Two or more races111.9%
Native American91.55%

Charter Oak Marital Status

Economics and Income Statistics

Charter Oak's average per capita income is $46,364. Household income levels show a median of $53,042. The poverty rate stands at 7.59%.

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$54,208-
Families$53,674$64,232
Households$53,042$58,576
Non Families$45,625$49,470

$46,364

Average Income

$53,042

Median Household Income

7.59%

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)