PlainZIP

Cortland, IL · standard

ZIP Code 60112

DeKalb County, Illinois - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

4,560
476/sq mi
$72,831
Median income
$229,900
Median home value
26.6%
Bachelor's or higher

The verdict

Cortland pairs an above-median household income with above-median home values, in a low-density, homeowner-dominated area.

Top 49%
household income, US ZIPs
Top 48%
home value, US ZIPs
476
people per sq mi
79%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 60112 against every reporting US ZIP.

ZIP code 60112 covers 9.6 square miles in Cortland, DeKalb County, Illinois (a standard USPS delivery area), with a modest 4,560 residents on file, a density of 476 people per square mile, in the Chicago time zone.

ZIP 60112 lands in the middle-income range, with a median household income of $72,831 (9% below the Illinois average), while per-capita income is $32,908. 6.9% of residents live below the poverty line, and the unemployment rate reads 8.1%. The typical home here is valued at $229,900 (20% above the state average); renters pay a median of $1,552 monthly, and 78.6% of units are owner-occupied.

Educational attainment sits below the national norm: 26.6% of adults hold a bachelor's degree or higher, the median age is 31.5, and the average commute is 26 minutes. Beyond these figures, 6 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing DeKalb County, letting you compare 60112 to its immediate surroundings rather than a national baseline alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 60112

Top 5 sectors by establishment count in Cortland, IL

Which industries have the most business establishments in ZIP 60112.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 60112, Cortland, IL · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

4,560

Population

9.6

Area (sq mi)

476

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 60112?

31.5

Median Age

54.4%

Male

45.6%

Female

4.2%

Foreign-Born

White 72.4%
African American 6.7%
Asian 0.7%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 15.1%
Hispanic or Latino 16.9%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$72,831

Median Household Income

-9% vs state

$32,908

Per Capita Income

6.9%

Poverty Rate

8.1%

Unemployment Rate

25.6 min

Mean Commute Time

How ZIP 60112 ranks nationally

Cortland, IL household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$72,831 Top 49% higher than 51% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 53.7%
Bachelor's Degree or Higher 26.6%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

1,629

Total Housing Units

1,599

Occupied Units

30

Vacant Units

2.89

Avg Household Size

Occupancy Type

Owner 78.6%
Renter 21.4%

$229,900

Median Home Value

+20% vs state

$1,552

Median Rent

1997

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

-1.0%

YoY Change (2024)

167

HPI Index (2000 = 100)

+67%

Total Change Since 2000

Home values in ZIP 60112 have decreased 1.0% over the past year (2024). Since 2000, this ZIP has seen +67% cumulative appreciation.

Year Annual Change HPI Index
2020 +2.0% 116
2021 +5.8% 123
2022 +13.8% 140
2023 +21.2% 169
2024 -1.0% 167

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 61 business establishments in ZIP 60112, employing approximately 947 people with a combined annual payroll of $93,241,000.

61

Businesses

947

Employees

$93.2M

Annual Payroll

7

Industry Sectors

Industry Establishments % of Total
Construction 12 19.7%
Manufacturing 10 16.4%
Administrative and support and waste management and remediation services 9 14.8%
Retail trade 7 11.5%
Wholesale trade 5 8.2%
Professional, scientific, and technical services 5 8.2%
Accommodation and food services 3 4.9%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 60112 vs 60115 →

ZIP 60112 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 60112 ranks #3 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 60112 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 60112 ranks #6 of 7 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
60115 Dekalb, IL 46,272 3.7 mi
60178 Sycamore, IL 21,840 5.8 mi
60151 Maple Park, IL 4,061 6.4 mi
60520 Hinckley, IL 2,886 9.9 mi
60111 Clare, IL 258 9.1 mi
60109 Burlington, IL 560 11.4 mi

More ZIP Codes in DeKalb County

60115 standard
Dekalb, IL
Pop: 46,272
60178 standard
Sycamore, IL
Pop: 21,840
60548 standard
Sandwich, IL
Pop: 12,218
60135 standard
Genoa, IL
Pop: 7,248
60520 standard
Hinckley, IL
Pop: 2,886
60146 standard
Kirkland, IL
Pop: 2,713

Related Areas

DeKalb County Cortland, IL Illinois

Frequently Asked Questions

What county is ZIP code 60112 in? ▼
ZIP code 60112 (Cortland) is located in DeKalb County, Illinois. DeKalb County contains multiple ZIP codes, see the full list at /counties/dekalb-il.
What is the population of ZIP code 60112? ▼
ZIP code 60112 in Cortland, IL has a population of 4,560 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 60112? ▼
The median household income in ZIP 60112 is $72,831, which is 5% below the national average of $76,288.
What is the average home value in ZIP 60112? ▼
The median home value in ZIP 60112 is $229,900, which is 17% below the national average of $278,155.
What is the demographic makeup of ZIP 60112? ▼
The largest racial group in ZIP 60112 is White at 72.4%. Hispanic or Latino residents make up 16.9% of the population.
How many businesses are in ZIP code 60112? ▼
ZIP code 60112 has 61 business establishments employing approximately 947 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 60112? ▼
The top industries by establishment count in ZIP 60112 are: Construction (12), Manufacturing (10), Administrative and support and waste management and remediation services (9). There are 7 industry sectors represented in total.
How have home values changed in ZIP code 60112? ▼
According to the FHFA House Price Index, home values in ZIP 60112 decreased by 1.0% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 67%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 60112? ▼
In ZIP code 60112, 53.7% of residents aged 25+ have a high school diploma or higher, and 26.6% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 60112? ▼
The mean commute time for workers in ZIP code 60112 is 25.6 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 60112? ▼
In ZIP code 60112, approximately 78.6% of occupied housing units are owner-occupied and 21.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 60112? ▼
The poverty rate in ZIP code 60112 is 6.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.