Cardiff Flag

Cardiff

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

Cardiff is a town located in Jefferson County, Alabama. Cardiff has a 2025 population of 57 . Cardiff is currently growing at a rate of 3.64% annually and its population has decreased by 0% since the most recent census, which recorded a population of 57 in 2020.

The median age in Cardiff is 39.5 years: 39.3 years for males, and 41.1 years for females. For every 100 females there are 180.0 males.

57
Total Population
273
Density (mi²)
2 3.64%
Growth

Cardiff Population

Cardiff Population

Data after 2023 is projected based on recent change

Demographics

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

Population by Race

White (100%)

Race
Population
Percentage (of total)
White42100%

Cardiff Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

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)