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Cortland, IL

Full City Profile · Illinois · DeKalb County County

3.4 /5.0
B Good
4,556 Population 1,269/sq mi density
$82,750 Median Income $35,862 per capita
$203,700 Home Value $284,621 Zillow
$1,420 Median Rent 32.2% income on rent
49°F Avg Temperature 275 sunny days/yr
46 Violent Crime/100K 984 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$82,750 median income, 4.6% unemployment
A+
Affordability
5.0 / 5.0
$203,700 home value, $1,420/mo rent
F
Safety
1.0 / 5.0
46 violent crimes/100K
B
Education
3.5 / 5.0
31.1% bachelor's degree or higher

Cortland, IL

At a Glance

Median Income
$82,750
10% above
$35,862 per capita
Home Value
$203,700
28% below
Zillow: $284,621
Median Rent
$1,420/mo
22% above
32.2% of income on rent
Violent Crime
46/100K
88% below
984/100K property
Bachelor's Degree+
31.1%
8% below
94.1% high school+
Unemployment
4.6%
28% above
1.9% poverty rate
Obesity Rate
35.1%
9% above
12.6% smoking rate
Avg Temperature
49°F
275 sunny days/yr

How Cortland Compares to the U.S. Average

Each bar shows Cortland's value as a percentage of the national average (100% = U.S. avg)

Income
110%
Home Value
72%
Rent
122%
Poverty
15%
Bachelor's
92%
Unemployment
128%
Crime
12%
Thin vertical line = U.S. national average (100%)

Is Cortland a Good Place to Live?

B
3.4 / 5.0 — Good
Based on economy, affordability, safety, and education metrics compared to national averages.

Economy & Jobs

Cortland residents earn a median household income of $82,750 , which is 10% above the national average of $75,149. Per capita income is $35,862. The unemployment rate stands at 4.6% (28% above the U.S. rate of 3.6%). 1.9% of residents live below the poverty line. The area is home to 1,988 business establishments, including 212 restaurants.

Housing & Cost of Living

The median home value in Cortland is $203,700 , 28% below the national median of $281,900. Zillow estimates the typical home at $284,621. Median rent is $1,420/month, with 32.2% of renters spending more than 30% of income on housing. The cost of living index is 100.0 (100 = national average). The median home was built in 1996.

Safety & Crime

Cortland reports 46 violent crimes per 100,000 residents , which is 88% below the national average of 380/100K. Property crime is 984/100K. The murder rate is 0.0/100K.

Education

31.1% of adults in Cortland hold a bachelor's degree or higher (8% below the national average). 94.1% have completed high school. Local schools score 5.5/10 in standardized testing.

Climate & Weather

Cortland has an average annual temperature of 49°F (9°C). Winters average 21°F in January while summers reach 73°F in July. The area gets 275 sunny days per year. Annual precipitation totals 37.3 inches. Air quality is rated Good with a median AQI of 43.

Data Overview

People

Population4,556
Median Age31.9 yrs
Density1,269/mi²
Male / Female59% / 41%
Foreign Born13.6%
Veterans3.7%

Economy

A
Median Income$82,750
Per Capita$35,862
Unemployment4.6%
Poverty1.9%
County GDP$5,661M
Avg Weekly Wage$1,094

Housing

A+
Home Value$203,700
Rent$1,420
Ownership77.0%
Zillow$284,621
Housing Units1,725
Rent Burden32.2%

Crime

F
Violent46/100K
Property984/100K
Murder0.0/100K
Assault46/100K
Burglary23/100K

Health

Obesity35.1%
Diabetes9.5%
Smoking12.6%
Heart Disease4.8%
Premature Death7,708/100K

Climate

Avg Temp49°F
Sunny Days275/yr
Rain37.3 in/yr
AQI43 (Good)
Elevation890 ft

Education

B
Bachelor's+31.1%
High School+94.1%
Graduate+12.7%
School Score5.5/10

Community

2024 VoteR 48% / D 50%
Commute27 min
Broadband95.7%
Internet Speed113 Mbps
EV Stations16
Libraries11

Did You Know?

The median home in Cortland was built in 1996.
The nearest airport is Chicago/Rockford International (27 miles).
The Gini coefficient (income inequality) is 0.442 (U.S. avg: 0.490).
Natural hazard risk is rated "Relatively Low" by FEMA.
11.7% of the population has a disability.
13.6% of residents are foreign-born.
Average internet download speed is 113 Mbps.
There are 212 restaurants in the area.
The county recorded 14 fatal vehicle crashes.