Districts in Cook County31 districts, sorted by rating
| District | City | Rating | Students | Schools | Grades | Zip Codes |
|---|---|---|---|---|---|---|
| New Trier Township High School District 203 | Glencoe | 10/10 Excellent · 99th pct | 3,779 | 2 | 9–12 | 4 |
| Lyons Township High School District 204 | La Grange | 10/10 Excellent · 98th pct | 3,842 | 1 | 9–12 | 3 |
| Oak Park Elementary School District 97 | Oak Park | 10/10 Excellent · 98th pct | 3,304 | 1 | 9–12 | 4 |
| Barrington Community Unit School District 220 | Barrington | 10/10 Excellent · 94th pct | 8,173 | 12 | PK–12 | 1 |
| Lemont Township High School District 210 | Lemont | 10/10 Excellent · 94th pct | 1,324 | 1 | 9–12 | 1 |
| Riverside Brookfield Township School District 208 | Brookfield | 10/10 Excellent · 93rd pct | 1,672 | 1 | 9–12 | 2 |
| Evanston Community Consolidated School District 65 | Evanston | 10/10 Excellent · 91st pct | 3,691 | 2 | 9–12 | 4 |
| Maine Township High School District 207 | Des Plaines | 9/10 Excellent · 85th pct | 6,183 | 4 | 9–12 | 3 |
| Des Plaines Community Consolidated School District 62 | Des Plaines | 8/10 Good · 72nd pct | 4,261 | 11 | PK–8 | 1 |
| Flossmoor School District 161 | Flossmoor | 7/10 Good · 67th pct | 2,798 | 1 | 9–12 | 2 |
| Evergreen Park Elementary School District 124 | Evergreen Park | 7/10 Good · 64th pct | 931 | 1 | 9–12 | 1 |
| Elmwood Park Community Unit School District 401 | Elmwood Park | 6/10 Average · 54th pct | 2,851 | 4 | PK–12 | 1 |
| Leyden Community High School District 212 | Franklin Park | 4/10 Below Average · 39th pct | 3,610 | 2 | 9–12 | 4 |
| Argo Community High School District 217 | Bridgeview | 4/10 Below Average · 33rd pct | 1,924 | 1 | 9–12 | 3 |
| Oak Lawn Community High School District 229 | Oak Lawn | 3/10 Below Average · 29th pct | 1,834 | 1 | 9–12 | 2 |
| Ridgewood Community High School District 234 | Harwood Heights | 3/10 Below Average · 29th pct | 873 | 1 | 9–12 | 1 |
| Chicago Public School District 299 | Chicago | 3/10 Below Average · 27th pct | 321,666 | 644 | PK–12 | 56 |
| Reavis Township High School District 220 | Burbank | 3/10 Below Average · 22nd pct | 1,986 | 1 | 9–12 | 1 |
| Bremen Community High School District 228 | Markham | 2/10 Poor · 16th pct | 5,270 | 5 | 9–12 | 6 |
| Proviso Township High School District 209 | Bellwood | 2/10 Poor · 11th pct | 4,425 | 3 | 9–12 | 10 |
| Thornton Fractional Township High School District 215 | Calumet City | 1/10 Poor · 4th pct | 3,310 | 4 | 9–12 | 2 |
| Rich Township High School District 227 | Matteson | 1/10 Poor · 2nd pct | 2,487 | 2 | 9–12 | 5 |
| Thornton Township High School District 205 | Dolton | 1/10 Poor · 1st pct | 4,681 | 5 | 9–12 | 5 |
| Bloom Township High School District 206 | Chicago Heights | Not rated | 2,964 | 3 | 9–12 | 3 |
| Community High School District 218 | Blue Island | Not rated | 5,490 | 4 | 9–12 | 7 |
| Consolidated High School District 230 | Hickory Hills | Not rated | 7,691 | 3 | 9–12 | 7 |
| J. Sterling Morton High School District 201 | Berwyn | Not rated | 8,134 | 4 | 9–12 | 3 |
| Niles Township Community High School District 219 | Morton Grove | Not rated | 4,642 | 4 | 9–12 | 4 |
| Northfield Township High School District 225 | Glenview | Not rated | 5,092 | 4 | 9–12 | 4 |
| Township High School District 211 | Hoffman Estates | Not rated | 12,270 | 7 | 9–12 | 7 |
| Township High School District 214 | Arlington Heights | Not rated | 12,052 | 10 | 9–12 | 7 |
Zip Codes in Cook County
60004 60005 60007 60008 60056 60070 60090 60010 60016 60068 60714 60018 60022 60043 60091 60093 60025 60026 60029 60062 60053 60076 60077 60712 60104 60130 60141 60153 60154 60155 60160 60162 60163 60165 60131 60164 60171 60176 60067 60074 60169 60173 60193 60194 60195 60201 60202 60203 60208 60301 60302 60304 60305 60402 60534 60804 60406 60415 60418 60463 60472 60482 60803 60409 60438 60411 60425 60475 60419 60426 60473 60476 60827 60422 60430 60428 60429 60445 60452 60469 60477 60439 60443 60461 60466 60471 60478 60453 60456 60455 60458 60501 60457 60462 60464 60465 60467 60480 60487 60459 60513 60546 60525 60526 60558 60601 60602 60603 60604 60605 60606 60607 60608 60609 60610 60611 60612 60613 60614 60615 60616 60617 60618 60619 60620 60621 60622 60623 60624 60625 60626 60628 60629 60630 60631 60632 60633 60634 60636 60637 60638 60639 60640 60641 60642 60643 60644 60645 60646 60647 60649 60651 60652 60653 60654 60655 60656 60657 60659 60660 60661 60706 60707 60805
How Cook County compares
Together they enroll 453,210 students across 749 schools. The largest is Chicago Public School District 299 with 321,666 students. Districts here average 5.8/10, above the Illinois average of 5.4/10. Ratings range from 1/10 to 10/10. 8 of the 31 districts have no state assessment data and are shown as Not rated.
School Districts in Cook County, Illinois
Cook County has 31 public school districts covering 164 zip codes. The top-rated district in Cook County is New Trier Township High School District 203 (10/10). Ratings are based on the share of students proficient in reading and math on state assessments (IAR 2023–24), ranked against all districts in Illinois. Directory details come from NCES CCD 2024–25.
Enter your zip code on any page to confirm your exact district assignment — district boundaries are address-specific and may not follow county or city lines.