Cardiff, AL demographics:
population, income, and more

Total population
125
197.6% year-over-year change
Median household income
$11,533/yr
% year-over-year change
Housing units
103
329.2% year-over-year change

Cardiff population

How many people live in Cardiff

Cardiff is home to 125 residents, according to the most recent Census data. Gender-wise, 27.2% of Cardiff locals are male, and 72.8% are female.

Total population
125
197.6% year-over-year change
Gender ratio
Male
27.2%
34
Female
72.8%
91
Value Percent YoY change
Male 34 27.2% 25.9%
Female 91 72.8% 506.7%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Cardiff is 30, with the population distributed as follows: about 3.2% are children under 15, then 2.4% are in the 15 to 24 age group. Adults between 25 and 44 make up 78.4% of the population, while another 5.6% fall into the 45 to 64 bracket. Finally, around 10.4% are 65 or older.

Median age
29.7
Age breakdown
Under 15
3.2%
15 to 24
2.4%
25 to 44
78.4%
45 to 64
5.6%
Over 65
10.4%
Value Percent YoY change
Under 15 4 3.2% -20.0%
15 to 24 3 2.4% 50.0%
25 to 44 98 78.4% 237.9%
45 to 64 7 5.6% 133.3%
Over 65 13 10.4% 333.3%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

Citizenship
U.S.-born citizens
100%
Non-U.S.-born citizens
0%
Non-citizens
0%
Value Percent YoY change
U.S.-born citizens 125 100% 197.6%
Racial breakdown
White
41.6%
Black or African American
58.4%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
0%
Other
0%
Value Percent
White 52 41.6%
Black or African American 73 58.4%

Households in Cardiff

A peek inside Cardiff households

Cardiff has 96 households, with an average of 1 members in each. Of these, 16.7% are families, while the remaining 83.3% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
96
433.3% year-over-year change
Average people per household
1
Non-family households
80
Family households
16
Value Percent YoY change
Non-family households 80 83.3% 1,042.9%
Family households 16 16.7% 45.5%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Cardiff

The housing landscape of Cardiff

Cardiff's housing consists of 103 units, with 18.4% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 10.7% of the housing landscape.

Housing units
103
329.2% year-over-year change
Housing types
Value Percent
1 unit, detached 19 18.4%
3 or 4 units 73 70.9%
Mobile home 11 10.7%
Homes built since 2020
0
% year-over-year change

The age of buildings in Cardiff

In Cardiff, the median construction year is 1984. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 1 1% 0.0%
Built between 1950 and 1959 9 8.7% 12.5%
Built between 1960 and 1969 1 1% 0.0%
Built between 1970 and 1979 9 8.7% -18.2%
Built between 1980 and 1989 76 73.8% 3,700.0%
Built between 1990 and 1999 6 5.8% N/A
Built between 2000 and 2009 1 1% 0.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Cardiff occupancy rates

Out of the 96 occupied housing units in Cardiff, 20.8% are owner-occupied, while 79.2% are lived in by tenants. Meanwhile, 6.8% of all homes on the local market sit vacant.

Occupied housing units
96
433.3% year-over-year change
Occupancy breakdown
Renter occupied
76
Owner occupied
20
Value Percent YoY
change
Renter occupied 76 79.2% 2,433.3%
Owner occupied 20 20.8% 33.3%
Unoccupied housing units
6.8%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Cardiff housing costs

Housing costs in Cardiff come to a median of $327 per month, while tenants specifically pay a median gross rent of $326.

Median housing costs per month
$327/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Cardiff
$326/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Cardiff

Cardiff education at a glance

About 88.4% of the population in Cardiff went to high school, while 7.4% pursued college studies. Another earned an associate degree and 0.8% hold a bachelor’s. Meanwhile, 0.8% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 3 2.5% 50.0%
High school diploma 107 88.4% 345.8%
College diploma 9 7.4% 12.5%
Bachelor's degree 1 0.8% 0.0%
Graduate degree 1 0.8% 0.0%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Cardiff

How much people earn in Cardiff

The average annual household income in Cardiff was $25,081 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -68.6% change from the previous year.

Average household income in Cardiff
$25,081/year
-68.6% year-over-year change
Median household income in Cardiff
$11,533/year
% year-over-year change

Cardiff income by age

In Cardiff, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $11,455. Overall, 36% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $11,455 -90.5%
Above poverty level
45
Below poverty level
80
Value Percent YoY
change
Above poverty level 45 36% 25.0%
Below poverty level 80 64% 1,233.3%

Average renter income in Cardiff

To get a better sense of what renters earn on average in Cardiff, their median household income was $18,750 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 20.9%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$18,750
Rent-to-income ratio
20.9%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Cardiff

Workforce and job types in Cardiff

The job market in Cardiff is powered by 104 working residents, spread across a range of industries and roles. 92.3% of the working population are employed in professional or administrative positions, while 7.7% are in hands-on or service-based jobs.

Workforce demographics

Working population
104
300.0% year-over-year change
White collar
96
Blue collar
8
Value Percent YoY change
White collar 96 92.3% 317.4%
Blue collar 8 7.7% 166.7%
Employer type
Self employees
0%
Private companies
27.9%
Governmental workers
71.2%
Not for profit companies
1%
Value Percent YoY change
Private companies 29 27.9% 20.8%
Governmental workers 74 71.2% 3,600.0%
Not for profit companies 1 1% N/A

Transportation in Cardiff

How people get around in Cardiff

Means of transportation
Value Percent YoY change
Car 104 100% 300.0%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Cardiff by zipcode?

Zipcode Population Number of households Median income Average income
35073 3,031 1,339 $54,886 $70,817

Explore more communities

FAQs about Cardiff demographics 

What is the total population of Cardiff?

Cardiff has a total population of 125 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +197.6% compared to a year ago.

What is the gender ratio in Cardiff?

The gender ratio in Cardiff is as follows:
  • 27.2% males (34 residents)
  • 72.8% females (91 residents)

What is the median age in Cardiff?

The median age in Cardiff is 29.7.

What is the age distribution of the population in Cardiff?

The age distribution in Cardiff is as follows:
  • Under 15: 3.2% (4 residents)
  • Ages 15-24: 2.4% (3 residents)
  • Ages 25-44: 78.4% (98 residents)
  • Ages 45-64: 5.6% (7 residents)
  • Over 65: 10.4% (13 residents)

What is the racial and ethnic makeup of Cardiff?

The racial and ethnic makeup of Cardiff is as follows:
  • White: 41.6% (52 residents)
  • Black or African American: 58.4% (73 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 0% (0 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 0% (0 residents)
  • Other: 0% (0 residents)

What percentage of the population in Cardiff are U.S.-born citizens?

U.S.-born citizens represent 100% of the population in Cardiff.

How many housing units are there in Cardiff?

There are 103 housing units in Cardiff, reflecting a +329.2% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Cardiff and what is the average household size?

Cardiff has a total of 96 households, with an average of 1 people in each.

What is the median household income in Cardiff?

Cardiff has a median household income of $11,533, representing a % shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Cardiff?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 92.3% (96 residents)
  • Blue-collar workers: 7.7% (8 residents)

Places of employment:
  • Self-employed: 0% (0 residents)
  • Private companies: 27.9% (29 residents)
  • Governmental workers: 71.2% (74 residents)
  • Not-for-profit companies: 1% (1 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025