Mendon, Illinois Population 2024

845

Mendon is a city located in Adams County and Hancock County Illinois. Mendon has a 2024 population of 845. Mendon is currently declining at a rate of -0.71% annually and its population has decreased by -2.76% since the most recent census, which recorded a population of 869 in 2020.

The average household income in Mendon is $71,283 with a poverty rate of 12.85%. The median age in Mendon is 37.1 years: 33.8 years for males, and 37.5 years for females.

Mendon Demographics

According to the most recent ACS, the racial composition of Mendon was:

  • White: 98.59%
  • Two or more races: 1.15%
  • Other race: 0.27%
  • Black or African American: 0%
  • Native American: 0%
  • Asian: 0%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
0.9 sq mi
Density (mi²)
986.30/sq mi
Growth Since 2020
-2.76% (-24)
The current population of Mendon, Illinois is 845 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 869.

Population by Race

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Race
Population
Percentage (of total)
White1,11598.59%
Two or more races131.15%
Other race30.27%
Black or African American00%
Native American00%
Asian00%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Other race

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Mendon Population by Race

Mendon Population Pyramid 2024

Mendon Median Age

37.1

Total

33.8

Male

37.5

Female

Mendon Adults

There are 780 adults, (189 of whom are seniors) in Mendon.

Mendon Age Dependency

91.4

Age Dependency Ratio

32

Old Age Dependency Ratio

59.4

Child Dependency Ratio

Mendon Sex Ratio

Female60053.05%
Male53146.95%

Mendon Population by Age

Mendon Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All3952.7481.818.2
Married2293.4585.614.4
Non Family1171.0579.520.5
Female473.4768.131.9
Male23.51000

3.39

Average Family Size

2.74

Average Household Size

81.8%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Mendon Households and Families

Male

Female

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Education Attained
Count
Percentage
9th to 12th Grade375.31%
Associates Degree12818.36%
Bachelors Degree7110.19%
Graduate Degree223.16%
High School Graduate24635.29%
Less Than 9th Grade182.58%
Some College17525.11%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Mendon Educational Attainment by Sex (over 25)

Mendon Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Race
Total
High School
Bachelors
White69163690
Other Race333
Hispanic333
2+ Races330

The highest rate of high school graduation is among other race people with a rate of 100%.

The highest rate of bachelors degrees is among other race people with a rate of 100%.

Mendon Educational Attainment by Race

All

Male

Female

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Average
Male
Female
Bachelors Degree$45,625$0$40,833
Graduate Degree$51,250$0$50,938
High School Graduate$49,500$56,625$29,271
Less Than 9th Grade$0$0$0
Overall$42,941$51,125$33,854
Some College$44,205$55,714$33,125

$42,941

Average Earnings

$51,125

Average Male

$33,854

Average Female

Mendon Earnings by Educational Attainment

Mendon Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Mendon Language

99.45% of Mendon residents speak only English, while 0.55% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 0.55% of the population.

Mendon Language

Mendon Poverty by Race

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Total
In Poverty
Poverty Rate
White1,06913412.54%
Multiple13538.46%

12.85%

Overall Poverty Rate

8.88%

Male Poverty Rate

16.49%

Female Poverty Rate

Poverty in Mendon

The race most likely to be in poverty in Mendon is Multiple, with 38.46% below the poverty level.

The race least likely to be in poverty in Mendon is White, with 12.54% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.18%. Among those working part-time, it was 13.1%, and for those that did not work, the poverty rate was 30.3%.

Mendon Poverty

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Rate
Poverty
Less Than 9th Grade20.83%
High School15.72%
Some College7.8%
Bachelors or Greater0%

Mendon Poverty Rate by Education

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Rate
Poverty
Female Employed5.93%
Male Employed3.79%
Male Unemployed0%
Female Unemployed0%

Mendon Poverty Rate by Employment Status and Sex

Mendon Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Median
Mean
Families$81,500$83,029
Households$65,875$71,283
Married Families$89,792$-999,999,999
Non Families$32,596$39,335

mean

median

Income by Household Type

Mendon Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

58.3%

Overall Marriage Rate

64.0%

Male Marriage Rate

53.6%

Female Marriage Rate

Mendon Married by Age and Sex

male

female

Mendon Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.

Mendon Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Mendon Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

75

Number of Veterans

73

Male Veterans

2

Female Veterans

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

War
Veterans
Vietnam25
First Gulf War16
Second Gulf War3
Korea3
World War II0

Mendon Veterans by War

count

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Age Group
Veterans
55 to 6433
65 to 7415
35 to 5414
75+13
18 to 340

Mendon Veterans by Age

count

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Veterans
% of Total
White729.34%
Other Race3100%
Hispanic3100%

Mendon Veterans by Race

Mendon Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

16.67%

Veteran Disability Rate

Mendon Veterans by Education

LaborForceParticipation

73%

Labor Force Participation

69.7%

Employment Rate

4.4%

Unemployment Rate

Mendon Employment by Age

LaborForceParticipation

Mendon Employment by Race

LaborForceParticipation

Mendon Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

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

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

80.46%

Born in Mendon

100%

Native Born

0%

Foreign Born

0%

Non Citizen

0%

Naturalized

Place of Birth

100% of Mendon residents were born in the United States, with 80.46% having been born in Illinois. 0% 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: data after 2022 is projected based on recent change

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Year
Population
Growth
Growth Rate
2029815-6-0.73%
2028821-6-0.73%
2027827-6-0.72%
2026833-6-0.72%
2025839-6-0.71%
2024845-6-0.71%
2023851-2-0.23%
2022853-8-0.93%
2021861-8-0.92%
2020869-86-9.01%
201995520.21%
2018953-8-0.83%
2017961-4-0.41%
201696520.21%
2015963-4-0.41%
201496740.42%
2013963-4-0.41%
201296700%
2011967-3-0.31%
201097000%

Mendon Population by Year