Mendon, IL demographics:
population, income, and more

Total population
1,167
3.2% year-over-year change
Median household income
$65,781/yr
4.8% year-over-year change
Housing units
463
4.0% year-over-year change

Mendon population

How many people live in Mendon

Mendon is home to 1,167 residents, according to the most recent Census data. Gender-wise, 46.7% of Mendon locals are male, and 53.3% are female.

Total population
1,167
3.2% year-over-year change
Gender ratio
Male
46.7%
545
Female
53.3%
622
Value Percent YoY change
Male 545 46.7% 0.0%
Female 622 53.3% 6.1%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Mendon is 38, with the population distributed as follows: about 25.4% are children under 15, then 8% are in the 15 to 24 age group. Adults between 25 and 44 make up 26.1% of the population, while another 26% fall into the 45 to 64 bracket. Finally, around 14.4% are 65 or older.

Median age
37.6
Age breakdown
Under 15
25.4%
15 to 24
8%
25 to 44
26.1%
45 to 64
26%
Over 65
14.4%
Value Percent YoY change
Under 15 297 25.4% -8.3%
15 to 24 94 8% 9.3%
25 to 44 305 26.1% 11.7%
45 to 64 303 26% 4.5%
Over 65 168 14.4% 6.3%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

There’s also a share of 2.8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
100%
Non-U.S.-born citizens
0%
Non-citizens
0%
Value Percent YoY change
U.S.-born citizens 1,167 100% 3.2%
Racial breakdown
White
96.1%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
2.8%
Other
1%
Value Percent
White 1,122 96.1%
Two or more races 33 2.8%
Other 12 1%

Households in Mendon

A peek inside Mendon households

Mendon has 430 households, with an average of 3 members in each. Of these, 70% are families, while the remaining 30% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
430
6.4% year-over-year change
Average people per household
3
Non-family households
129
Family households
301
Value Percent YoY change
Non-family households 129 30% 0.0%
Family households 301 70% 9.4%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Mendon

The housing landscape of Mendon

Mendon's housing consists of 463 units, with 81.9% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 12.1% of the housing landscape.

Housing units
463
4.0% year-over-year change
Housing types
Value Percent
1 unit, detached 379 81.9%
2 units 12 2.6%
3 or 4 units 16 3.5%
Mobile home 56 12.1%
Homes built since 2020
1
% year-over-year change

The age of buildings in Mendon

In Mendon, the median construction year is 1966. About 23.8% of homes were built before the 1940s, with another 3.9% going up by 1949. Most development happened in the second half of the 20th century. Then, 0.4% of homes were added from 2000 to 2009, 1.3% between 2010 and 2019, and 0.2% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 110 23.8% 25.0%
Built between 1940 and 1949 18 3.9% 12.5%
Built between 1950 and 1959 52 11.2% 48.6%
Built between 1960 and 1969 88 19% -3.3%
Built between 1970 and 1979 130 28.1% -5.1%
Built between 1980 and 1989 37 8% -7.5%
Built between 1990 and 1999 19 4.1% -20.8%
Built between 2000 and 2009 2 0.4% -71.4%
Built between 2010 and 2019 6 1.3% -14.3%
Built in 2020 or later 1 0.2% N/A
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Mendon occupancy rates

Out of the 430 occupied housing units in Mendon, 78.8% are owner-occupied, while 21.2% are lived in by tenants. Meanwhile, 7.1% of all homes on the local market sit vacant.

Occupied housing units
430
6.4% year-over-year change
Occupancy breakdown
Renter occupied
91
Owner occupied
339
Value Percent YoY
change
Renter occupied 91 21.2% 0.0%
Owner occupied 339 78.8% 8.3%
Unoccupied housing units
7.1%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Mendon housing costs

Housing costs in Mendon come to a median of $972 per month, while tenants specifically pay a median gross rent of $667.

Median housing costs per month
$972/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Mendon
$667/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Mendon

Mendon education at a glance

About 42.1% of the population in Mendon went to high school, while 22.4% pursued college studies. Another 21.6% earned an associate degree and 9.8% hold a bachelor’s. Meanwhile, 2.8% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 10 1.2% -9.1%
High school diploma 347 42.1% 6.4%
College diploma 185 22.4% 0.0%
Associate degree 178 21.6% 11.2%
Bachelor's degree 81 9.8% 8.0%
Graduate degree 23 2.8% 4.5%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Mendon

How much people earn in Mendon

The average annual household income in Mendon was $76,299 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +6.7% change from the previous year. At the same time, the median income stood at $65,781, reflecting a +4.8% shift over the same period.

Average household income in Mendon
$76,299/year
6.7% year-over-year change
Median household income in Mendon
$65,781/year
4.8% year-over-year change

Mendon income by age

In Mendon, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $90,625. Those with someone between 45 and 64 in charge, often well established professionally, earn $74,643 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $23,750, while those led by someone over 65, many of whom may be retired, have about $32,404 in earnings. Overall, 84.4% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $23,750 N/A
25 - 44 $90,625 12.1%
45 - 64 $74,643 4.1%
Over 65 $32,404 13.7%
Above poverty level
945
Below poverty level
174
Value Percent YoY
change
Above poverty level 945 84.4% 1.7%
Below poverty level 174 15.6% 19.2%

Average renter income in Mendon

To get a better sense of what renters earn on average in Mendon, their median household income was $53,333 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 15%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$53,333
Rent-to-income ratio
15%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Mendon

Workforce and job types in Mendon

The job market in Mendon is powered by 582 working residents, spread across a range of industries and roles. 77.2% of the working population are employed in professional or administrative positions, while 22.8% are in hands-on or service-based jobs. Also, 4.5% run their own businesses, 72.5% are employed by private companies, and 11.3% work in the public sector.

Workforce demographics

Working population
582
9.0% year-over-year change
White collar
449
Blue collar
133
Value Percent YoY change
White collar 449 77.2% 13.4%
Blue collar 133 22.8% -3.6%
Employer type
Self employees
4.5%
Private companies
72.5%
Governmental workers
11.3%
Not for profit companies
11.7%
Value Percent YoY change
Self employees 26 4.5% -7.1%
Private companies 422 72.5% 9.3%
Governmental workers 66 11.3% 8.2%
Not for profit companies 68 11.7% 15.2%
Unemployment rate
4.8%
3.6% year-over-year change

Available workforce

The unemployment rate in Mendon stands at 4.8%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Mendon

How people get around in Mendon

In Mendon, the average commute time is 20 minutes. Commuting methods vary: 92.4% of residents travel by personal vehicle and 6.2% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
20 min
2.1% year-over-year change
Means of transportation
Value Percent YoY change
Car 533 92.4% 7.9%
Walk 36 6.2% 33.3%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Mendon by zipcode?

Zipcode Population Number of households Median income Average income
62351 1,928 759 $77,298 $95,441

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FAQs about Mendon demographics 

What is the total population of Mendon?

Mendon has a total population of 1,167 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +3.2% compared to a year ago.

What is the gender ratio in Mendon?

The gender ratio in Mendon is as follows:
  • 46.7% males (545 residents)
  • 53.3% females (622 residents)

What is the median age in Mendon?

The median age in Mendon is 37.6.

What is the age distribution of the population in Mendon?

The age distribution in Mendon is as follows:
  • Under 15: 25.4% (297 residents)
  • Ages 15-24: 8% (94 residents)
  • Ages 25-44: 26.1% (305 residents)
  • Ages 45-64: 26% (303 residents)
  • Over 65: 14.4% (168 residents)

What is the racial and ethnic makeup of Mendon?

The racial and ethnic makeup of Mendon is as follows:
  • White: 96.1% (1,122 residents)
  • Black or African American: 0% (0 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 0% (0 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 2.8% (33 residents)
  • Other: 1% (12 residents)

What percentage of the population in Mendon are U.S.-born citizens?

U.S.-born citizens represent 100% of the population in Mendon.

How many housing units are there in Mendon?

There are 463 housing units in Mendon, reflecting a +4.0% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Mendon and what is the average household size?

Mendon has a total of 430 households, with an average of 3 people in each.

What is the median household income in Mendon?

Mendon has a median household income of $65,781, representing a +4.8% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Mendon?

The employment rate is 95.2% in Mendon, with a workforce of 582 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 77.2% (449 residents)
  • Blue-collar workers: 22.8% (133 residents)

Places of employment:
  • Self-employed: 4.5% (26 residents)
  • Private companies: 72.5% (422 residents)
  • Governmental workers: 11.3% (66 residents)
  • Not-for-profit companies: 11.7% (68 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025