City

Cortland, IL

1 ZIP code  ·  DeKalb County  ·  Illinois

👥4,611Population
💰$79,506Median HH Income≈ Avg
🎂31.8Median Age
🏠$202,400Median Home Value▼ 27% below avg
🎓38.8%College Grads≈ Avg
📊6.0%Unemployment▲ 22% above avg
People & Population (ACS 2023 — weighted avg)
♂ Male 59.0% Female 41.0% ♀

Race & Ethnicity

White: 71.7%Hispanic: 17.2%Black: 9%Other: 2.1%Race
White71.7%
Hispanic17.2%
Black9.0%
Other2.1%

Age Breakdown

Under 5
6%
5–17
18%
18–24
11%
25–44
35%
45–64
21%
65+
3%

Key Indicators

Median Age31.8 yrs
Avg HH Size2.86
Below Poverty7.8% ▼ 22% below avg
College Grads38.8% ≈ Avg
Unemployment6.0% ▲ 22% above avg
No HS Diploma28 (1%)
HS Graduate834 (29.9%)
Some College315 (11.3%)
Associates532 (19.1%)
Bachelors203 (7.3%)
Graduate Degree878 (31.5%)

Education

No HS: 1%HS Grad: 29.9%Some College: 11.3%Associates: 19.1%Bachelors: 7.3%Graduate: 31.5%Edu
No HS1.0%
HS Grad29.9%
Some College11.3%
Associates19.1%
Bachelors7.3%
Graduate31.5%
Housing & Income

Housing Tenure

Owner: 77.5%Renter: 22.5%Tenure
Owner77.5%
Renter22.5%

Home Value Distribution

Under $50k
4%
$50k–$100k
2%
$100k–$150k
5%
$150k–$200k
37%
$200k–$300k
44%
$300k–$500k
7%
Over $500k
1%

Financials

Median HH Income$79,506 ≈ Avg
Median Home Value$202,400 ▼ 27% below avg
Home/Income Ratio2.5x (nat avg ~3.5x)
Median Rent$1,420/mo
Total Housing Units1,691
Vacant Units79

Income Distribution

Under $25k
3%
$25k–$50k
16%
$50k–$75k
22%
$75k–$100k
16%
$100k–$150k
20%
$150k–$200k
15%
Over $200k
8%
Employment & Commute

How People Get to Work

Drove Alone
90%
Public Transit
3%
Walked
1%
Work From Home
6%

Commute Time

Under 15 min
35%
15–30 min
29%
30–45 min
14%
Over 45 min
22%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
4%
1960s–1970s
9%
1980s–1990s
30%
2000+
54%
About Cortland, IL

Cortland is a city in Illinois, located in DeKalb County. The city spans 1 ZIP code and is home to approximately 4,611 residents. It is a relatively young city, with a median age of 31.8 years.

Economically, Cortland is a middle-income community. The median household income of $79,506 is near the national average. Approximately 7.8% of residents live below the poverty line. The unemployment rate is 6.0%, above the national average.

The real estate market in Cortland is an affordable housing market. Median home values stand at $202,400, which is below the national average. Renters typically pay around $1,420 per month. Homeownership is high at 77.5%, typical of suburban and family-oriented communities.

The population of Cortland is moderately educated. 38.8% of adults hold a bachelor's degree or higher — near the national average. The community is primarily White (71.7%).

Cortland, IL offers residents above-average earning potential within Illinois.

ZIP Codes in Cortland
ZIPPopulationMedian IncomeMedian HomeMedian RentUnemp.CollegeOwner Occ.
60112 4,611 $79,506 $202,400 $1,420 6.0% 38.8% 77.5%