Cardiff

In Jefferson County, Alabama.

Population: 42

Cardiff is a community in Jefferson County, Alabama, home to 42 residents.

Between 2019 and 2023, Cardiff's population declined 16.0% from 50 to 42.

88.5% of workers drive to work alone. 79.2% of homes are single-family detached houses.

Demographics

ACS 2019–2023

Population: 42
Median age: 39.5 yrs
Median household income: —
Median home value: —
Median gross rent: —
Housing units: 24
Homeownership rate: 83.3%
Bachelor's degree or higher: 5.7%
Unemployment rate: 0.0%

Trends

ACS 5-year · 2019–2023

Population

5042

Median home value

$45,000$73,300

Median gross rent

$375$375

Year	Population	Median household income	Median home value	Median gross rent
2019	50	$66,250	$45,000	—
2020	46	—	$50,000	—
2021	24	—	$73,300	$375
2022	26	—	—	$375
2023	42	—	—	—

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 50.0%

5 to 1711.9%

18 to 244.8%

25 to 3419.0%

35 to 4450.0%

45 to 542.4%

55 to 644.8%

65 to 747.1%

75 and over0.0%

	Count	Share
Under 5	0	0.0%
5 to 17	5	11.9%
18 to 24	2	4.8%
25 to 34	8	19.0%
35 to 44	21	50.0%
45 to 54	1	2.4%
55 to 64	2	4.8%
65 to 74	3	7.1%
75 and over	0	0.0%

Race & ethnicity

	Count	Share
White (non-Hispanic)	42	100.0%
Black or African American	0	0.0%
American Indian & Alaska Native	0	0.0%
Asian	0	0.0%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	0	0.0%
Two or more races	0	0.0%
Hispanic or Latino (any race)	0	0.0%

Educational attainment (age 25+)

No high school diploma17.1%

High school graduate51.4%

Some college or associate's25.7%

Bachelor's degree2.9%

Graduate or professional degree2.9%

	Count	Share
No high school diploma	6	17.1%
High school graduate	18	51.4%
Some college or associate's	9	25.7%
Bachelor's degree	1	2.9%
Graduate or professional degree	1	2.9%

Commute to work

Mean travel time to work: 26 min

Drove alone88.5%

Carpooled11.5%

Public transit0.0%

Walked0.0%

Bicycle0.0%

Worked from home0.0%

Other means0.0%

How workers get to work

	Count	Share
Drove alone	23	88.5%
Carpooled	3	11.5%
Public transit	0	0.0%
Walked	0	0.0%
Bicycle	0	0.0%
Worked from home	0	0.0%
Other means	0	0.0%

Travel time

	Count	Share
Under 15 min	7	26.9%
15 to 29 min	3	11.5%
30 to 44 min	12	46.2%
45 to 59 min	4	15.4%
60+ min	0	0.0%

Households

Average household size: 2.33
Poverty rate: 14.3% (6 of 42)

	Count	Share
Family households	11	61.1%
Nonfamily households	7	38.9%

Housing

Median year structure built: 1972

Occupancy

	Count	Share
Occupied	18	75.0%
Vacant	6	25.0%

Tenure (of occupied units)

	Count	Share
Owner-occupied	15	83.3%
Renter-occupied	3	16.7%

1-unit, detached79.2%

1-unit, attached0.0%

2 to 4 units0.0%

5 to 19 units0.0%

20 or more units0.0%

Mobile home & other20.8%

Units in structure

	Count	Share
1-unit, detached	19	79.2%
1-unit, attached	0	0.0%
2 to 4 units	0	0.0%
5 to 19 units	0	0.0%
20 or more units	0	0.0%
Mobile home & other	5	20.8%

Geography

Place GEOID: 0112040
Type (LSAD): 43
Land area: 0.21 sq mi
Water area: 0 sq mi
Center point: 33.6473, -86.9306