What are the schools like in Mendon, IL?

Mendon is served primarily by CUSD 4. The district operates 1 elementary schools, 1 middle schools, and 1 high schools with a student-to-teacher ratio of 12.2:1.

What is the median household income in Mendon?

The median household income in Mendon, IL is $65,875 according to the most recent US Census American Community Survey 5-year estimates. The unemployment rate is 4.4%.

What is the weather like in Mendon, IL?

Mendon has an average high temperature of 34.6°F in January and 86.0°F in July. Annual precipitation averages 36.4 inches and annual snowfall averages 17.0 inches.

Mendon, IL Cost of Living, Crime & Is It a Good Place to Live? (2026)

Q: Is Mendon, IL affordable or expensive?

Mendon's cost of living index is 92, where 100 represents the national average. This means Mendon is 8% less expensive than the average US city. The median home value is $98,700 and the median rent is $842 per month.

Q: What is the crime rate in Mendon, IL?

Crime rate data for Mendon is not currently available from the FBI's reported data.

Is Mendon, IL a Good Place to Live?

Mendon is a small town of 1,131 in Illinois, with a median household income of $65,875 and a 4.4% unemployment rate. Its cost of living index is 92 (US average = 100), which is 8% below the national average.

Strengths: Mendon stands out for an affordable cost of living, below-average home prices, solid school ratings (B-), short average commutes.

Trade-offs: No major red flags stand out in the available data. Whether Mendon is right for you depends on your priorities — the full breakdown is below.

All Mendon city data on this page comes from official government sources — the US Census Bureau, FBI, NCES, BEA, and NOAA — updated annually.

Cost of Living

Index: 91.8

Mendon's overall cost of living index is 91.8, where 100 represents the US national average. Living in Mendon costs roughly 8% less than the average American city.

Metric	Mendon, IL	National Avg
Median Home Value	$98,700	$244,900
Median Monthly Rent	$842	$1,163
Homeownership Rate	81.8%	65.9%
Median Household Income	$65,875	$74,755

Crime & Safety

Crime data for Mendon is not currently available from the FBI's Uniform Crime Reporting program. Not all local agencies report to the UCR each year.

Schools & Education

Mendon is served primarily by CUSD 4. The student-to-teacher ratio is 12.2:1 (better than the national average of ~16:1).

Metric	Mendon, IL	National Avg
School District	CUSD 4	—
Elementary Schools	1	—
Middle Schools	1	—
High Schools	1	—
Student/Teacher Ratio	12.2:1	16:1
Bachelor's Degree or Higher	13.3%	35.4%
High School Diploma or Higher	92.1%	91.1%

Weather & Climate

Mendon sees average highs of 34.6°F in January and 86.0°F in July, with 36.4 inches of annual precipitation and 17.0 inches of snow per year.

Metric	Mendon, IL
Average High — January	34.6°F
Average High — July	86.0°F
Annual Precipitation	36.4"
Annual Snowfall	17.0"

Demographics

Metric	Mendon, IL	National Avg
Population	1,131	—
Median Age	37.1	38.9
Unemployment Rate	4.4%	3.7%
Avg Commute Time	19.3 min	26 min
White (non-Hispanic)	98.6%	59.3%
Black or African American	0.0%	13.6%
Hispanic or Latino	0.3%	18.9%
Asian	0.0%	6.3%
Under 18	31.0%	22.2%
65 and over	16.7%	16.8%

Nearby Cities

Ursa, IL 5 mi Marcelline, IL 5 mi Bloomfield, IL 5 mi Loraine, IL 6 mi Fowler, IL 6 mi

ZIP Codes in Mendon

Mendon, IL is covered by 1 ZIP code:

62351

Mendon vs Other Cities

Mendon, IL vs Ursa, IL Mendon, IL vs Marcelline, IL Mendon, IL vs Bloomfield, IL Mendon, IL vs Loraine, IL Mendon, IL vs Fowler, IL

Frequently Asked Questions

Is Mendon, IL affordable or expensive?

Mendon's cost of living index is 92, where 100 is the national average. That makes Mendon roughly 8% less expensive than a typical US city — a meaningful affordability advantage. The median home price is $98,700 and median rent is $842/month.

What is the crime rate in Mendon, IL?

Crime data for Mendon is not available in the current FBI UCR reporting year. Not all jurisdictions submit data annually.

What are the schools like in Mendon?

Public schools in Mendon are operated by CUSD 4. The district has 1 elementary, 1 middle, and 1 high schools. The student-to-teacher ratio is 12.2:1. 13.3% of adults 25+ hold a bachelor's degree or higher.

Is Mendon, IL a good place to live?

Mendon, IL has a population of 1,131, a median household income of $65,875, and an unemployment rate of 4.4%. It offers below-average costs of living, which stretches take-home pay further than in most American cities. Whether it's right for you depends on your priorities — use the compare tool above to stack it against another city you're considering.

What is the weather like in Mendon?

Mendon averages 34.6°F in January and 86.0°F in July. Annual rainfall is 36.4 inches with about 17.0 inches of snow per year. Based on NOAA 30-year climate normals (1991–2020).

What ZIP codes are in Mendon?

Mendon, IL is covered by 1 ZIP code: 62351.

What is the population of Mendon?

The population of Mendon, Illinois is 1,131 with a median age of 37.1. Source: US Census ACS 5-Year Estimates.

What are the pros and cons of living in Mendon?

Key numbers for living in Mendon: cost of living index 92 (100 = US average), median home $98,700, median household income $65,875, schools rated B-. Whether these are benefits or drawbacks depends on where you're coming from — compare Mendon side by side with your current city to see the trade-offs.