Carbon Flag

Carbon

County:
Adams County
County Seat:
No
Area (mi²):
0.75
State:
Iowa

Carbon is a city located in Adams County, Iowa. Carbon has a 2026 population of 32. Carbon is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 32 in 2020.

The median household income in Carbon is $48,750 with a poverty rate of 30.43%. The median age in Carbon is 66.8 years: 69 years for males, and 62 years for females. For every 100 females there are 109.1 males.

32
Total Population
43
Density (mi²)

Carbon Population

Carbon Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20263200%
20253200%
20243226.67%
202330-1-3.23%
20223100%
202131-1-3.13%
20203200%
20193100%
20183100%
20173100%
201631-1-3.13%
201532-1-3.03%
20143300%
20133300%
201233-1-2.94%
20113400%
20103400%

Median Age

Overall: 66.8 years
Female: 62 years
Male: 69 years

Carbon Adults

There are 46 adults, (27 of whom are seniors) in Carbon.

Sex Ratio

Female: 22 (47.8%)
Male: 24 (52.2%)

Demographics

The racial composition of Carbon includes 100% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White46100%
Race
Population ↓
Percentage (of total)
White24.35%
Race
Population ↓
Percentage (of total)
White4495.65%

Carbon Marital Status

Economics and Income Statistics

Carbon 's average per capita income is $21,607. Household income levels show a median of $48,750. The poverty rate stands at 30.43%.

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$71,250$63,771
Married Families$71,250-
Households$48,750$49,936
Non Families$30,417$28,545

$21,607

Average Income

$48,750

Median Household Income

30.43%

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)