📊 Directory: NCES CCD 2024–2025·📈 Ratings: IAR 2023–24·🔄 Updated: August 2026·Editorial standards
📍 Cortland, IL · DeKalb County

School District for
Zip Code 60112 — Cortland, IL

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ZIP 60112 is served by DeKalb Community Unit School District 428, rated 1/10 — 8th percentile in Illinois.Ratings are percentile ranks within a single state, so they are not comparable across states.
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DeKalb Community Unit School District 428

1
out of 10 Rating Poor
State reading & math tests (IAR 2023–24) · 8th percentile in IL
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Can I rent in Cortland and still attend schools in this district?▼
Yes. School district assignment is based on your home address, not whether you own or rent. As long as your rental address falls within the DeKalb Community Unit School District 428 boundaries, your children are eligible to attend district schools.
How does the DeKalb Community Unit School District 428 rating compare to other districts in IL?▼
The DeKalb Community Unit School District 428 has an overall rating of 1/10 (Poor) based on students’ reading and math proficiency on state assessments. Use our best districts in IL page to compare with other districts statewide.
What is the average class size in DeKalb Community Unit School District 428?▼
Class size data at the individual school level is not reported in the NCES Common Core of Data. Contact the DeKalb Community Unit School District 428 directly for current class size information, or check your state's department of education website.
Does DeKalb Community Unit School District 428 offer magnet schools or special programs?▼
Many districts offer magnet programs, gifted education, STEM academies, and dual-language programs. Contact the DeKalb Community Unit School District 428 directly or visit their website to learn about special program options and enrollment requirements.
School District · Cortland, IL
DeKalb Community Unit School District 428
📍 DeKalb County, IL · Zip Code 60112
1/10
Rating
6,840
Students
12
Schools
—
District Type
Poor About this district: Public school district serving Cortland, IL
District Contact & InformationSource: NCES 2024–2025
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Grades Served
Pre-K – 12th
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District Phone
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District Website
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District Office
901 S 4th St, DeKalb, IL 60115
Assigned Schools for Zip 60112
Based on NCES district data · Always verify directly with the district
Schools Nearest Zip Code 60112NCES 2024–2025
  • Cortland Elementary School — 1.4 mi · Grades K–5 · 523 students
  • Littlejohn Elem School — 2.7 mi · Grades K–5 · 362 students
  • Founders Elementary School — 3.1 mi · Grades K–5 · 565 students
  • Clinton Rosette Middle School — 3.2 mi · Grades 6–8 · 575 students
  • Huntley Middle School — 3.4 mi · Grades 6–8 · 865 students
  • Lincoln Elementary School — 3.4 mi · Grades K–5 · 272 students
  • DeKalb Early Lrng and Dev Ctr — 3.4 mi · Grades PK–PK · 281 students
  • Jefferson Elem School — 3.6 mi · Grades K–5 · 308 students
Distance is measured from the center of zip code 60112 to each school, using Census ZCTA centroids and NCES school coordinates. This is a proximity list, not an attendance-zone assignment — the school your child is assigned to depends on your exact address, so confirm with the district.
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Schools in DeKalb Community Unit School District 428
Multiple School Levels
Contact DeKalb Community Unit School District 428 to confirm your school assignment based on your home address within this zip code.
District Statisticsvs. National Average
MetricDeKalb Community Unit School District 428National AverageComparison
Student Enrollment6,8403,544↑ Larger than avg
Number of Schools127Varies by district
Per-Pupil Spending$21,601/yr$17,619/yr↑ 23% above avg
District Type—Public District—
Overall Rating1/10 — Poor—Below average
Per-pupil figure: US Census Bureau, Annual Survey of School System Finances, FY2024 — current spending per pupil, which excludes capital outlay and debt service. National averages: NCES Common Core of Data 2024–25, mean of the 13,327 regular operating districts (the median district enrolls about 1,100 students).
🌏 District Map Boundary from U.S. Census TIGER
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Always verify before deciding: Contact DeKalb Community Unit School District 428 directly to confirm your exact school assignment. Boundaries change annually and open enrollment may alter your options. Nearby zip codes are served by Kaneland Community Unit School District 302 and Sycamore Community Unit School District 427 — if your address is near a district line, your assignment may differ from this zip-level estimate.
How DeKalb Community Unit School District 428 Compares NearbyState percentile · IAR 2023–24
DistrictRatingPercentileStudents
DeKalb Community Unit School District 428 (this district)1/108th6,840
Kaneland Community Unit School District 3025/1048th4,040
Sycamore Community Unit School District 4276/1056th3,598
Hinckley-Big Rock Community Unit School District 4296/1057th696
🔢 Show the math behind this rating
Reading proficiency: 17.1% · Math proficiency: 12.4% · Combined average: 14.8%
Ranked against 763 rated districts in IL → 8th percentile → 1/10.
Source: Illinois State Board of Education IAR, grades 3–8 ELA & Math Proficiency Rate, 2023–24 school year. Full methodology →
Frequently Asked Questions
Is DeKalb Community Unit School District 428 a public school district?▼
DeKalb Community Unit School District 428 is classified as a public school district. Public school districts are funded by local, state, and federal tax dollars and are open to all students residing within district boundaries. Enrollment is generally free of charge, and students are assigned to schools based on home address. To confirm eligibility and enrollment requirements for zip code 60112, contact DeKalb Community Unit School District 428 directly.

About DeKalb Community Unit School District 428

DeKalb Community Unit School District 428 is the public school district assigned to zip code 60112 in Cortland, Illinois. Serving students from Pre-K–12th, this district is the primary public education system for families living in and around zip code 60112. The sections below cover the district’s resources, scale, rating, and everything families need to know about enrollment and school assignment.

Understanding the 1/10 Rating

SchoolDistrictFinder rates DeKalb Community Unit School District 428 1 out of 10 — low-rated among Illinois public school districts. Our ratings are based on state assessment results — the share of students scoring proficient or above in reading and math, as reported in Illinois’ IAR (Illinois Assessment of Readiness) grades 3–8 ELA & Math assessments (2023–24 school year). We average each district’s reading and math proficiency, then rank it against other districts in the same state to produce a 1–10 score. Because Illinois is compared only against itself, the rating reflects how this district performs relative to its in-state peers.

DeKalb Community Unit School District 428 holds a low overall rating, with reading and math proficiency among the lowest in Illinois on state assessments. Test results reflect many factors beyond the classroom, including community and economic conditions; a low score is a signal to research carefully, not a verdict on any individual school or teacher. Families in this area should research all available alternatives: inter-district transfers, charter schools, and magnet programs. Contact the district directly to understand exactly what programs are available at your assigned school.

Enrollment for Families in Zip Code 60112

Children in zip code 60112 are assigned to DeKalb Community Unit School District 428 for public school enrollment, covering grades Pre-K–12th. School assignments are address-specific — your elementary, middle, and high school placements depend on your exact street address within zip code 60112, not just your neighborhood. Two homes on opposite ends of the same zip code may be assigned to different schools within the same district.

To confirm your specific school assignments, contact DeKalb Community Unit School District 428 at the number listed on the district website or visit the district’s official website. Typical enrollment documents include a signed lease or mortgage statement, birth certificate, state-required immunization documentation, and recent report cards or transcripts. If your child has an IEP or 504 plan, bring that documentation to enrollment — Illinois districts are required to continue services within a reasonable period. Fall enrollment windows typically open in late winter or early spring; contact the district for exact dates and required steps.

School Districts and Home Values in Dekalb

Research consistently shows that district assignment affects residential property values. Because DeKalb Community Unit School District 428 serves zip code 60112, buyers should factor school district quality into their overall evaluation of homes in zip code 60112. District boundaries are address-specific — verify the exact district assignment for any property you’re seriously considering rather than assuming based on the neighborhood. A single block can place two adjacent homes in different districts with different ratings and different annual property tax implications.

Use the property tax estimator on this page to calculate estimated annual tax obligations based on your target purchase price. In Illinois, property taxes are a primary funding source for public schools — your tax payments directly support DeKalb Community Unit School District 428 programs and staff. Understanding both district quality and the associated tax burden is essential financial due diligence before committing to any home in zip code 60112.

Data Sources and Accuracy

All district information on this page is sourced from the NCES Common Core of Data (CCD) 2024–2025, the U.S. Department of Education’s annual census of all public school districts — the same dataset used by researchers, journalists, and policymakers to analyze American public education. District boundaries, school assignments and phone numbers are updated annually when NCES publishes new data, typically in spring; per-pupil spending comes from the US Census Bureau's Annual Survey of School System Finances, released about two years after the fiscal year it covers. Always verify your specific school assignment and enrollment requirements directly with DeKalb Community Unit School District 428 before making any housing or enrollment decision based on zip code 60112 data.

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District at a Glance
Overall Rating1/10
GradePoor
District Type—
Total Students6,840
Total Schools—
Per-Pupil Spending$21,601/yr
Data SourceNCES 2024