Summary:
ZIP code 60068 has two public high schools serving grades 9–12: Maine South High School and Maine East High School, both in Maine Township HSD 207. Together, they enroll 4,415 students. Both schools scored above Illinois’ proficiency rate on all nine reported 2025–26 tests, but the central finding is a substantial, consistent achievement gap between the schools.
Maine South stands out: it led Maine East by 17–29 percentage points on every matched test, with its largest lead in ninth-grade PreACT math. South’s results were 26–29 points above the state across its tests; East was above the state by 1–10 points, including just 1 point in ninth-grade math. South also had higher graduation (95% versus 91%) and lower chronic absenteeism (17% versus 35%). Both schools’ graduation rates exceeded the state’s 90%, and both had dropout rates below the state rate.
Recent results show a mixed pattern: average margins over the state grew by about 1 point overall from 2024–25 to 2025–26, with math and ELA gaining ground while science slipped by about 1 point. School averages rose in math at both schools, while science averages fell; ELA was steady at South and declined slightly at East. SchoolDigger ranks South 23rd of 620 high schools (96th percentile) and East 161st (74th percentile) for 2025–26; South’s rank improved from 38th in 2023–24, while East’s recent movement was mixed. As context, in 2021–22, 6% of South students and 38% of East students were free/reduced lunch eligible. In 2024–25, South’s student–teacher ratio was 16.5, compared with East’s 14.1.
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