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CITY · 2000 CENSUS

Clayton

Illinois · 904 residents · 0.884 sq mi
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The short version

Clayton has notably lower household income than the US average, with a median household income of $23,077. Population has grown 23% since 1990. 5% of adults hold a bachelor's degree or higher, below the national rate of 24%. Median home value is $35,700. Households here earn about 50% less than the Illinois median.

At a glance
Lower income
below the US median
US median: $42,589
Mid-age
median age 36.4
US median: 35.2
Less educated
5% hold a bachelor's degree
US average: 24%
Stable housing
home values roughly flat, inflation adjusted
US median home: $120,530
Section 01

Population & growth

904
+23%since 1990
from 732 in 1990
1990 – 2025
1,023 / sq mi
+23%since 1990
from 828 / sq mi in 1990
US average: 242
36.4
−8%since 1990
from 39.8 in 1990
US average: 35.2
Population, 19902024
5306327348369381990201020202024Clayton
2024602
1990201020202024
Section 02

Income & economy

$23,077
+23%inflation adjusted, since 1990
from $14,293 in 1990
US average: $42,589
1990 – 2024
$13,882
+72%since 1990
from $8,052 in 1990
US average: $21,522
14.7%
−8.1 ptssince 1990
from 22.9% in 1990
US average: 12.4%
Section 03

Housing

$35,700
+3%inflation adjusted, since 1990
from $26,200 in 1990
US average: $120,530
1990 – 2024
$250
+29%inflation adjusted, since 1990
from $147 in 1990
US average: $602
78.6%
+5.5 ptssince 1990
from 73.0% in 1990
21.4% rent
1.5
−16%since 1990
from 1.8 in 1990
1990 – 2024
RELATED:See current rent listings in Clayton on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic99.6%(729)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Diversity Score1%(7)
2000
White, non-Hispanic85.4%(772)
Black12.5%(113)
Hispanic / Latino2%(18)
Asian0%(0)
Diversity Score31.6%(286)
32
+3000%since 1990
from 1 in 1990
1990 – 2024
Section 05

Education

5.1%
+1.2 ptssince 1990
from 3.9% in 1990
US average: 24.4%
High school or higher
59.8%
+2.6 ptssince 1990
from 57.2% in 1990
US average: 80.3%
2.6%
+1.0 ptssince 1990
from 1.6% in 1990
US average: 8.8%
Section 06

Commute & transportation

18.0 min
−31%since 1990
from 26.2 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

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Frequently asked

How many people live in Clayton, Illinois?

Clayton, Illinois has about 904 residents according to the 2000 Census.

What is the median household income in Clayton, Illinois?

The typical household in Clayton, Illinois earns about $23,077 a year. Half of households make more than that, and half make less.

Is Clayton, Illinois expensive?

In Clayton, Illinois, the median home is worth about $35,700, and the typical rent is about $250 a month.

How educated are people in Clayton, Illinois?

About 5.1% of adults age 25 and over in Clayton, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Clayton, Illinois?

About 14.7% of people in Clayton, Illinois live below the federal poverty line.

Has Clayton, Illinois grown since 1990?

Yes, Clayton, Illinois has grown since 1990. The population has added about 172 residents, a change of about 23 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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