Clayton vs Mendon

A side-by-side comparison of Clayton and Mendon: population, income, housing, and more.

Clayton and Mendon are places in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Mendon has the higher population (1,131 vs 597 in Clayton). Clayton has the higher median household income ($63,438 vs $62,778 in Mendon). Mendon has the higher median home value ($108,500 vs $90,000 in Clayton).

Population, income & housing

	Clayton	Mendon
Population	597	1,131
Median age	49.8 yrs	37.2 yrs
Median household income	$63,438	$62,778
Median home value	$90,000	$108,500
Median gross rent	$578	$661
Housing units	321	445
Homeownership rate	73.4%	77.5%
Bachelor's degree or higher	5.5%	12.3%
Unemployment rate	5.0%	5.0%

Trends (ACS 5-year, 2019–2023)

	Clayton	Mendon
Population	582 → 597 (+2.6%)	843 → 1,131 (+34.2%)
Median household income	$36,458 → $63,438 (+74.0%)	$53,421 → $62,778 (+17.5%)
Median home value	$67,300 → $90,000 (+33.7%)	$89,900 → $108,500 (+20.7%)
Median gross rent	$403 → $578 (+43.4%)	$779 → $661 (-15.1%)

Clayton

Population

582597

Median household income

$36,458$63,438

Median home value

$67,300$90,000

Median gross rent

$403$578

Mendon

Population

8431,131

Median household income

$53,421$62,778

Median home value

$89,900$108,500

Median gross rent

$779$661

Age & race/ethnicity

Age distribution (share)

	Clayton	Mendon
Under 5	1.5%	4.1%
5 to 17	8.0%	27.1%
18 to 24	8.9%	5.1%
25 to 34	14.4%	8.8%
35 to 44	10.7%	15.3%
45 to 54	16.4%	14.9%
55 to 64	15.9%	10.7%
65 to 74	16.8%	8.4%
75 and over	7.4%	5.6%

Race & ethnicity (share)

	Clayton	Mendon
White (non-Hispanic)	86.8%	98.0%
Black or African American	10.6%	0.0%
American Indian & Alaska Native	0.0%	0.0%
Asian	0.0%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.0%
Two or more races	1.5%	1.0%
Hispanic or Latino	1.2%	1.1%

Educational attainment (age 25+)

Share of adults 25+

	Clayton	Mendon
No high school diploma	21.8%	7.8%
High school graduate	50.1%	35.4%
Some college or associate's	22.6%	44.5%
Bachelor's degree	4.5%	9.3%
Graduate or professional degree	1.0%	3.1%

Commute to work

How workers get to work (share)

	Clayton	Mendon
Drove alone	89.0%	86.5%
Carpooled	8.0%	6.0%
Public transit	0.8%	0.0%
Walked	0.0%	5.1%
Bicycle	0.0%	0.0%
Worked from home	0.8%	2.4%
Other means	1.5%	0.0%

Housing

Units in structure (share)

	Clayton	Mendon
1-unit, detached	78.8%	78.7%
1-unit, attached	0.0%	1.1%
2 to 4 units	16.8%	8.1%
5 to 19 units	0.0%	0.0%
20 or more units	0.0%	0.0%
Mobile home & other	4.4%	12.1%

Poverty & households

	Clayton	Mendon
Poverty rate	11.5%	13.9%
Average household size	1.95	2.68
Mean commute (minutes)	26	19
Median year structure built	1964	1969