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COUNTY · 2020 ACS

St. Clair County

Missouri · 9,284 residents · 674.981 sq mi
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The short version

St. Clair County has notably lower household income than the US average, with a median household income of $39,000. Population has declined 4% since 2000. 14% of adults hold a bachelor's degree or higher, below the national rate of 33%. Median home value has risen by half since 2000, reaching $95,100. With a median age of 48.4, the population is older than the US median of 38.8. Households here earn about 32% less than the Missouri median.

At a glance
Lower income
below the US median
US median: $66,278
Older
median age 48.4
US median: 38.8
Less educated
14% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
9,284
−4%since 2000
from 9,652 in 2000
1990 – 2025
Population density
14 / sq mi
−4%since 2000
from 14 / sq mi in 2000
US average: 280
Median age
48.4
+10%since 2000
from 43.9 in 2000
US average: 38.8
Population, 1990 – 2024
8K9K9K10K10K1990201020202024St. Clair County
202410K
1990201020202024
Section 02

Income & economy

Median household income
$39,000
+2%inflation adjusted, since 2000
from $25,321 in 2000
US average: $66,278
1990 – 2024
Per capita income
$23,158
+65%since 2000
from $14,025 in 2000
US average: $35,364
Households earning $100K+
22.4%
+9.7 ptssince 2009
from 12.7% in 2009
US average: 43.9%
Poverty rate
16.5%
−3.1 ptssince 2000
from 19.6% in 2000
US average: 12.8%
Workforce by industry, 2020
Information10.3%
US avg: 11.1%
Retail trade10%
US avg: 10%
Wholesale trade7.5%
US avg: 6.7%
Agriculture, forestry, fishing7%
US avg: 1.7%
Construction7%
US avg: 1.2%
Finance & insurance7%
US avg: 5.5%
Professional, scientific, technical6.5%
US avg: 4.7%
Other services4.8%
US avg: 6.6%
Public administration3.3%
US avg: 4.7%
Transportation & warehousing1.8%
US avg: 2.5%
Arts, entertainment, food1%
US avg: 2%
Education & health services0.4%
US avg: 0.8%
Manufacturing0%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$95,100
+9%inflation adjusted, since 2000
from $58,100 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$532
+22%inflation adjusted, since 2000
from $290 in 2000
US average: $1,124
Owner-occupied
76.0%
−3.3 ptssince 2000
from 79.4% in 2000
24.0% rent
Afford Score
2.4
+6%since 2000
from 2.3 in 2000
1990 – 2024
RELATED:See current rent listings in St. Clair County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic96.7%(9,338)
Black0.2%(20)
Hispanic / Latino1%(95)
Asian0.1%(14)
Other0%
Diversity Score3.4%(325)
Segregation Score0%
2020
White, non-Hispanic92.3%(8,567)
Black0.3%(26)
Hispanic / Latino1.9%(178)
Asian0.2%(19)
Other3.2%(293)
Diversity Score13.6%(1,264)
Segregation Score12.6%(1,173)
Diversity Score
14
+304%since 2000
from 3 in 2000
1990 – 2024
Segregation Score
13
Section 05

Education

Bachelor's degree or higher
14.5%
+5.5 ptssince 2000
from 9.0% in 2000
US average: 32.9%
High school or higher
86.6%
+13.5 ptssince 2000
from 73.1% in 2000
US average: 88.5%
Graduate degree
5.0%
+1.3 ptssince 2000
from 3.7% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
25.8 min
+10%since 2000
from 23.4 min in 2000
US average: 26.9
Drive alone to work
75.3%
+4.1 ptssince 2009
from 71.2% in 2009
US average: 75.1%
No vehicle available
5.4%
Unchangedsince 2009
from 5.4% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
3.5%
−4.0 ptssince 2011
from 7.4% in 2011
US average: 5.4%
Labor force participation
48.6%
−5.5 ptssince 2011
from 54.1% in 2011
US average: 63.4%
Management & professional
32.9%
−28.7 ptssince 2009
from 61.6% in 2009
US average: 39.3%
Section 08

People & community

Male
50.1%
+0.2 ptssince 2009
from 49.9% in 2009
Female
49.9%
−0.2 ptssince 2009
from 50.1% in 2009
Foreign born
1.2%
+0.8 ptssince 2009
from 0.4% in 2009
US average: 13.5%
Uninsured
14.2%
−67.3 ptssince 2013
from 81.5% in 2013
US average: 8.8%
Drill deeper

Places similar to St. Clair County

Wilkes County
Pop 9,540
Early County
Pop 10,455
Evans County
Pop 11,028
Pulaski County
Pop 10,172
Places similar to St. Clair County
Head to head

Compare St. Clair County to nearby counties

ST. CLAIR COUNTY VS
Cedar County
Income$48,181+24%
Home value$168,100+77%
Population14,888+49%
SEE FULL COMPARISON →
ST. CLAIR COUNTY VS
Henry County
Income$57,926+49%
Home value$160,600+69%
Population22,671+127%
SEE FULL COMPARISON →
ST. CLAIR COUNTY VS
Hickory County
Income$39,390+1%
Home value$176,100+85%
Population9,044−9%
SEE FULL COMPARISON →
ST. CLAIR COUNTY VS
Benton County
Income$52,567+35%
Home value$177,900+87%
Population20,536+106%
SEE FULL COMPARISON →
Frequently asked

How many people live in St. Clair County, Missouri?

St. Clair County, Missouri has about 9,284 residents according to the 2020 American Community Survey.

What is the median household income in St. Clair County, Missouri?

The typical household in St. Clair County, Missouri earns about $39,000 a year. Half of households make more than that, and half make less.

Is St. Clair County, Missouri expensive?

In St. Clair County, Missouri, the median home is worth about $95,100, and the typical rent is about $532 a month.

How educated are people in St. Clair County, Missouri?

About 14.5% of adults age 25 and over in St. Clair County, Missouri hold a bachelor's degree or higher.

What is the poverty rate in St. Clair County, Missouri?

About 16.5% of people in St. Clair County, Missouri live below the federal poverty line.

Has St. Clair County, Missouri grown since 1990?

Yes, St. Clair County, Missouri has grown since 1990. The population has added about 827 residents, a change of about 10 percent over that period.

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Explore from here

3 census tracts
Census Tract 4801Census Tract 4803Census Tract 4802
6 ZIP codes
ZIP 64776ZIP 64724ZIP 64763ZIP 64738ZIP 64780ZIP 64781
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →