Mendon, Illinois Population 2021

969
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Mendon is a city located in Adams County Illinois. With a 2020 population of 969, it is the 670th largest city in Illinois and the 10426th largest city in the United States . Mendon is currently growing at a rate of 0.41% annually and its population has increased by 1.68% since the most recent census, which recorded a population of 953 in 2010. Mendon reached it's highest population of in . Spanning over 1 miles, Mendon has a population density of 1,131 people per square mile.

The average household income in Mendon is $58,666 with a poverty rate of 9.69%. The median rental costs in recent years comes to $779 per month, and the median house value is $89,900. The median age in Mendon is 44.9 years, 37.9 years for males, and 47.5 years for females.

Mendon Demographics

According to the most recent ACS, the racial composition of Mendonwas:

  • White: 100.00%
  • Black or African American: 0.00%
  • Native American: 0.00%
  • Asian: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
  • Other race: 0.00%
  • Two or more races: 0.00%
The current population of Mendon, Illinois is 969 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 961.The last official US Census in 2010 recorded the population at 953.

Mendon, Illinois Population 2021

Population by Race

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Mendon Population by Race

Mendon Population Pyramid $2021

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Mendon Median Age

44.9


Total

37.9


Male

47.5


Female

Mendon Adults

There are 657 adults, (202 of whom are seniors) in Mendon.

Mendon Age Dependency

85.3

Age Dependency Ratio

44.4

Old Age Dependency Ratio

40.9

Child Dependency Ratio

Mendon Sex Ratio

Female

398

47.21%

Male

445

52.79%

Mendon Population by Age

Mendon Renter vs Owner Occupied by Household Type

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Mendon Household Types

Type Owner Renter
Female64.7%35.3%
Non Family73.1%26.9%
All78.9%21.1%
Married85.2%14.8%
Male100%0%

78.9%

Rate of Home Ownership

Mendon Households and Families

Type Count Average Size Owned
All3362.3478.9
Married1692.985.2
Non Family1041.1173.1
Female513.0664.7
Male122.08100

2.85

Average Family Size

2.34

Average Household Size

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Mendon Households by Type

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Education Attained Count Percentage
Less Than 9th Grade294.79%
9th to 12th Grade437.10%
High School Graduate21535.48%
Some College13822.77%
Associates Degree609.90%
Bachelors Degree10517.33%
Graduate Degree162.64%
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Mendon Educational Attainment by Sex (over 25)

Mendon Educational Attainment by Race

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The highest rate of high school graduation is among white people with a rate of 88.12%.

The highest rate of bachelors degrees is among white people with a rate of 19.97%.

Mendon Educational Attainment by Race

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Name Average Male Female
Overall$35,208$39,479$30,132
Less Than 9th Grade$31,625$32,125$
High School Graduate$32,150$39,722$27,083
Some College$37,083$43,750$29,000
Bachelors Degree$36,250$47,917$35,417
Graduate Degree$49,375$$47,500

$35,208

Average Earnings

$39,479

Average Male

$30,132

Average Female

Mendon Earnings by Educational Attainment

Mendon Language by Age

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Mendon Language

99.26% of Mendon residents speak only English, while 0.74% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 0.74% of the population.

Mendon Language

Mendon Poverty by Race

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9.69%

Overall Poverty Rate

7.67%

Male Poverty Rate

12.15%

Female Poverty Rate

Poverty in Mendon

The race most likely to be in poverty in Mendon is White, with 9.69% below the poverty level.

The race least likely to be in poverty in Mendon is White, with 9.69% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.86%. Among those working part-time, it was 13.33%, and for those that did not work, the poverty rate was 12.35%.

Mendon Poverty

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Name Poverty
Less Than 9th Grade16.07%
High School12.31%
Some College1.65%
Bachelors or Greater0.00%

Mendon Poverty Rate by Education

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Rate Poverty
Female Unemployed0.00%
Female Employed7.55%
Male Employed0.43%
Male Unemployed0.00%

Mendon Poverty Rate by Employment Status and Sex

Mendon Income by Household Type

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Name Median Mean
Households$53,421$58,666
Families$61,250$67,294
Married Families$76,625-
Non Families$31,333$37,644
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Income by Household Type

Mendon Marital Status

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Marriage Rates

51.7%

Overall Marriage Rate

55.5%

Male Marriage Rate

48.1%

Female Marriage Rate

Mendon Married by Age and Sex

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Mendon Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 55-64.

Mendon Marital Status by Race

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Mendon Marital Status

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51

Number of Veterans

51

Male Veterans

Female Veterans

War Veterans
Vietnam27
First Gulf War16
Korea3
Second Gulf War2
World War II

Mendon Veterans by War

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Age Group Veterans
65 to 7424
35 to 5416
75+6
55 to 643
18 to 342

Mendon Veterans by Age

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Mendon Veterans by Race

Mendon Veterans by Education

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0.00%

Veteran Poverty Rate

37.25%

Veteran Disability Rate

Mendon Veterans by Education

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67.4%

Labor Force Participation

66.5%

Employment Rate

1.3%

Unemployment Rate

Mendon Employment by Age

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Mendon Employment by Race

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Mendon Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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86.00%

Born in Mendon

100.00%

Native Born

0.00%

Foreign Born

0.00%

Non Citizen

0.00%

Naturalized

Place of Birth

100.00% of Mendon residents were born in the United States, with 86.00% having been born in Illinois. 0.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Mendon Place of Birth

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
202196940.41%
202096540.42%
201996140.42%
2018957-9-0.93%
2017966-2-0.21%
201696820.21%
2015966-4-0.41%
201497050.52%
2013965-7-0.72%
201297220.21%
2011970-3-0.31%
20109730.00%

Mendon Population by Year