Why people search for Illinois school district maps
District boundaries in Illinois don't follow zip codes, city limits, or county lines. A single street can straddle two different districts — and in parts of Illinois, one property may sit inside an elementary district and a separate, overlapping high school district at the same time.
In Illinois, public schools are primarily funded through local property taxes. The district your address falls in determines which school board levies a tax on your property — and in split-district areas, you may owe taxes to more than one district simultaneously.
Parents in Illinois use district maps to confirm which school their child is zoned for, research open enrollment options, or plan a move around a specific school. District boundaries are the starting point — individual school attendance zones are a second layer within them.
46% of homebuyers ages 30–39 factor school district quality into their neighborhood choice. Buyers researching Illinois real estate use this map to confirm district placement before making an offer, and to compare neighboring districts side by side.
Reporters, demographers, and education researchers use Illinois district boundary maps to study school funding equity, enrollment trends, demographic shifts, and the relationship between district boundaries and housing patterns.
How Illinois organizes its school districts
Illinois offers one of the clearest examples of a heavily fractured, three-tier boundary system. While about half of the state operates under consolidated "Unit" (Unified) districts, the other half—especially in the dense Chicago suburbs—splits its property tax base between underlying Elementary districts and massive, overlapping High School districts.
Common question
Which Illinois school district is my address in?
Use the interactive map above to search by address. Because Illinois district boundaries don't always align with zip codes or municipal lines, the only reliable way to confirm your district is to look up your specific address. For enrollment or real estate decisions, verify directly with the district's official address lookup tool.
Common question
How many school districts are in Illinois?
Illinois has 851 geographic school districts in total. The map above shows all district types as separate layers, which can be toggled on or off using the layer switcher control.
Common question
Do Illinois school district boundaries affect property taxes?
Yes. Property taxes in Illinois are levied at the district level, meaning the district your address falls in directly determines your school tax rate. In areas where elementary and high school districts overlap, homeowners pay separate levies to each district. Homes just across a district boundary can carry meaningfully different tax obligations.
District types shown on this map — Illinois
Illinois (851 Total Geographic Districts)
Illinois offers one of the clearest examples of a heavily fractured, three-tier boundary system. While about half of the state operates under consolidated "Unit" (Unified) districts, the other half—especially in the dense Chicago suburbs—splits its property tax base between underlying Elementary districts and massive, overlapping High School districts.
Unified (Unit) School Districts (387)
Grades Covered: PK–12
- Chicago Public Schools (District 299): ~322,000 students
- School District U-46 (Elgin): ~35,000 students
- Rockford Public School District 205: ~26,500 students
- Indian Prairie School District 204: ~25,500 students
- Naperville Community Unit School District 203: ~16,000 students
- Oswego Community Unit School District 308: ~16,500 students
- Plainfield School District 202: ~25,000 students
- Springfield Public School District 186: ~13,000 students
- Peoria Public Schools District 150: ~12,500 students
- Champaign Community Unit School District 4: ~10,000 students
- Note: There are 377 other Unit districts statewide, managing all grades K-12 under a single administrative and taxing umbrella.
Secondary (High School) Districts (96)
Grades Covered: 9–12
- Township High School District 214 (Arlington Heights): ~12,000 students
- Consolidated High School District 230 (Orland Park): ~7,500 students
- Township High School District 211 (Palatine): ~11,500 students
- Evanston Township High School District 202: ~3,700 students
- New Trier Township High School District 203: ~3,900 students
- Adlai E. Stevenson High School District 125: ~4,300 students
- Glenbrook High School District 225: ~5,100 students
- Maine Township High School District 207: ~6,200 students
- Note: These 96 boundaries are physically large and encompass multiple underlying elementary districts, pooling teenagers together for resource-heavy high school campuses.
Elementary School Districts (367)
Grades Covered: PK–8 (Nesting inside High School boundaries)
- Schaumburg Community Consolidated School District 54: ~15,000 students
- Community Consolidated School District 15 (Palatine): ~11,000 students
- Evanston Community Consolidated School District 65: ~6,500 students
- Valley View Community Unit School District 365U: ~15,000 students (Note: Transitioning hybrid)
- Arlington Heights School District 25: ~5,200 students
- Northbrook/Glenview School District 30: ~1,200 students
- Note: The remaining 360+ districts are localized neighborhood footprints. A single homeowner will pay property taxes to both their local Elementary district and their overarching High School district.
School District Admin Areas (35 ROEs / ISCs)
Grades Covered: Administrative Oversight Overlay
- Regional Offices of Education (ROEs) & Intermediate Service Centers (ISCs)
- Note: Illinois groups its counties into 35 geographic zones (like the Lake County ROE or South Cook ISC). These entities do not enroll students; they conduct life-safety building inspections, process teacher licensures, and manage truancy programs for the underlying districts.