St. Clair County, Alabama Demographics 2026

Demographic data: ACS 2020–2024 five-year estimates. Sources and methodology

St. Clair County, Alabama has a population of 94,166, the 16th most populous county in Alabama. The median household income is $77,463 and the median home value is $226,300. The poverty rate is 11.3%.

St. Clair County Quick Facts

Population 94,166

Median Household Income $77,46390% MOE ±$4,349

Median Home Value $226,30090% MOE ±$6,451

Poverty Rate 11.3%90% MOE ±1.4 pts

Unemployment Rate 4.6%90% MOE ±0.9 pts

Median Age 41.2 years90% MOE ±0.5 years

Homeownership Rate 82.6%90% MOE ±1.6 pts

Affordability Ratio 2.9x

Bachelor's Degree+ 21.4%90% MOE ±1.5 pts

Adults 25+ with high school education or higher 87.8%

Cities/Places 9

Population 94,166 16th of 67

Median Income $77,463 21% higher than state

Poverty Rate 11.3%

Unemployment 4.6%

How St. Clair County Changed

Change from the non-overlapping 2015–2019 ACS period to 2020–2024. Earlier dollar figures are adjusted to 2024 dollars; changes marked “no clear change” are within the combined 90% margins of error.

Metric	2015–2019	2020–2024	Change
Population	87,989	94,166	+7.0%
Median household income	$71,760	$77,463	No clear change (+7.9%)
Median home value¹	$190,637	$226,300	+18.7%
Median gross rent	$1,008	$1,084	No clear change (+7.5%)

¹ The Census Bureau changed its home-value inflation adjustment beginning with the 2022 ACS; interpret that comparison with additional caution.

Median Household Income

St. Clair

$77,463

$63,999

National

$80,734

Median Home Value

St. Clair

$226,300

$209,900

National

$332,700

Economy & Housing

Household Income Distribution

Under $25K 13.1%

$25K-$50K 17.7%

$50K-$100K 32.9%

$100K+ 36.3%

Detailed income brackets

Under $10K

3.6%

$10K-$15K

3.3%

$15K-$20K

2.3%

$20K-$25K

3.9%

$25K-$30K

3.5%

$30K-$35K

3.3%

$35K-$40K

3.5%

$40K-$45K

3.3%

$45K-$50K

4.1%

$50K-$60K

6.9%

$60K-$75K

10.7%

$75K-$100K

15.3%

$100K-$125K

12.1%

$125K-$150K

10.3%

$150K-$200K

7.9%

$200K+

5.9%

Employment

4.6% Unemployment Rate State: 4.7%|National: 5.2%

59.2% Labor Force Participation

Housing Overview

Owner 82.6%

Renter 17.4%

Affordability Index Very Affordable

2.9x home value to income ratio

Median gross rent $1,084/mo 16.8% of median household income annually

People & Demographics

Age Distribution

Under 18

22.2%

18-34

20.1%

35-54

26.3%

55-74

24.3%

75+

7.1%

Race & Ethnicity

Diversity Index

Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 53 | National average: 61

Education

Educational Attainment (Adults 25+)

Cities & Places in St. Clair County

City	Population	Median Income	Poverty	Home Value
Pell City	13,587	$68,638	20.8%	$249,600
Moody	13,488	$86,627	7.7%	$237,500
Margaret	5,877	$101,802	3.7%	$230,900
Odenville	5,197	$70,296	15.0%	$223,600
Springville	5,081	$84,231	4.1%	$284,300
Ashville	2,464	$69,362	19.9%	$204,900
Riverside	2,097	$83,664	15.8%	$220,500
Ragland	1,682	$37,708	40.6%	$109,300
Steele	1,149	$72,386	7.0%	$107,100

Explore Alabama Rankings

Cities by Population All cities ranked by size Richest Cities Ranked by median income Most Educated By bachelor's degree rate Most Affordable By housing affordability

Population Overview

St. Clair County is located in Alabama with a total population of 94,166. It is the 16th most populous county out of 67 in Alabama. The county encompasses 9 Census-designated places.

Age Demographics

The median age in St. Clair County is 41.2 years. This is 5% higher than the state median of 39.3 years.

Economy, Income & Housing

The median household income in St. Clair County is $77,463. This is 21% higher than the state median of $63,999. It is also 4% lower than the national median of $80,734. The poverty rate stands at 11.3%. This is 27% lower than the state poverty rate of 15.6%. The unemployment rate is 4.6%. This is 3% lower than the state rate of 4.7%. The median home value is $226,300. Housing costs are 8% higher than the state median of $209,900. With a home-value-to-income ratio of just 2.9x, St. Clair County is one of the most affordable housing markets in the area. 82.6% of occupied housing units are owner-occupied. This homeownership rate is 18% higher than the state average of 70.2%.

Race & Ethnicity

The largest racial or ethnic group in St. Clair County is White (non-Hispanic), making up 83.1% of the population. Black or African American residents account for 10.0%. The Black or African American population (10.0%) is well below the state average of 25.6%. The Asian population (0.6%) is well below the state average of 1.4%.

Education

21.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 25% lower than the state rate of 28.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 87.8%.

Data Sources & Methodology

All figures for St. Clair County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Alabama and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of St. Clair County, Alabama?

St. Clair County has a population of 94,166, making it the 16th most populous county in Alabama.

What is the median income in St. Clair County?

The median household income in St. Clair County is $77,463 with a poverty rate of 11.3%.

How many cities are in St. Clair County, Alabama?

St. Clair County contains 9 Census-designated places.