Cardiff Flag

Cardiff

County Seat:
No
Area (mi²):
0.209
State:
Alabama

Cardiff is a town located in Jefferson County, Alabama. Cardiff has a 2026 population of 57. Cardiff 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 57 in 2020.

The median household income in Cardiff is $11,533 with a poverty rate of 64%. The median age in Cardiff is 29.7 years: 40.6 years for males, and 29.6 years for females. For every 100 females there are 37.4 males.

57
Total Population
273
Density (mi²)

Cardiff Population

Cardiff Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20265700%
20255700%
20245723.64%
20235500%
202255-1-1.79%
202156-1-1.75%
20205700%
20195523.77%
201853-1-1.85%
20175400%
20165400%
20155400%
201454-1-1.82%
20135500%
20125500%
20115500%
20105500%

Median Age

Overall: 29.7 years
Female: 29.6 years
Male: 40.6 years

Cardiff Adults

There are 121 adults, (13 of whom are seniors) in Cardiff.

Sex Ratio

Female: 91 (72.8%)
Male: 34 (27.2%)

Demographics

The racial composition of Cardiff includes 58.4% Black or African American, 41.6% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
Black or African American7358.4%
White5241.6%
Race
Population ↓
Percentage (of total)
Black or African American7358.4%
White5241.6%

Cardiff Marital Status

Economics and Income Statistics

Cardiff 's average per capita income is $11,598. Household income levels show a median of $11,533. The poverty rate stands at 64%.

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
Households$11,533$25,081
Non Families$11,267$11,449
Families-$93,244
Married Families--

$11,598

Average Income

$11,533

Median Household Income

64%

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)