Academy 21
Score 11.0/100: better than 11% of Michigan combined schools on 2025-26 state tests. Schools are only compared with others of the same type in the same state. How we score schools
Performance (state tests, 2025-26)
% proficient on state tests in Michigan, all students. Colored bars are green when the school is at or above the average for similar Michigan schools.
Results over time
How this school's published results have moved year by year. This school takes more than one kind of test and the mix changes from year to year, so the percentile is the fairer comparison over time.
All 14 published results by grade and test
As published by Michigan Center for Educational Performance and Information (MI School Data). "Hidden" means the state didn't publish the result to protect student privacy.
| Subject | Grade | Test | Result | Students tested |
|---|---|---|---|---|
| English language arts | Grade 6 | M-STEP | hidden (small group) | — |
| English language arts | Grade 7 | M-STEP | hidden (small group) | — |
| English language arts | Grade 8 | PSAT | hidden (small group) | — |
| English language arts | Grade 10 | PSAT 10 | ≤20 | 26 |
| English language arts | Grade 9 | PSAT 9 | ≤50 | 15 |
| Math | Grade 6 | M-STEP | hidden (small group) | — |
| Math | Grade 7 | M-STEP | hidden (small group) | — |
| Math | Grade 8 | PSAT | hidden (small group) | — |
| Math | Grade 10 | PSAT 10 | ≤20 | 26 |
| Math | Grade 9 | PSAT 9 | ≤50 | 15 |
| Science | Grade 8 | M-STEP | hidden (small group) | — |
| Science | Grade 11 | M-STEP | ≤10 | 36 |
| Social studies | Grade 8 | M-STEP | hidden (small group) | — |
| Social studies | Grade 11 | M-STEP | ≤10 | 36 |
School profile
- Grades
- 6-12
- Students
- 174
- Type
- Combined school
- Charter school
- No
- Program
- Regular
Students
District and location
Contact
Warren, MI 48089
"Typical" is the middle (median) combined school in Michigan. Higher or lower is not in itself better or worse. Address, phone and website are as the state reported them to the U.S. Department of Education for 2024-25, so check with the school before visiting. School details: U.S. Department of Education, Common Core of Data (enrollment 2023-24, lunch eligibility 2024-25).
Nearby combined schools
Straight-line distance. Check the district's attendance zones: living close to a school doesn't guarantee a place.
Explore schools around Warren
Location
Official sources
Every figure on this page comes from published government data. Check the originals here; we refresh when states release new results.
U.S. Department of Education, National Center for Education Statistics, Common Core of Data (CCD): school directory, grades served, enrollment and free/reduced-price lunch, 2023-24 and 2024-25. Spotted a mistake? Tell us.
Academy 21 at a glance
Academy 21 is a public combined school in Warren, Michigan, serving grades 6-12. It is part of Center Line Public Schools. It has about 174 students (a typical Michigan combined school has 152). About 60% of students are eligible for free or reduced-price lunch, compared with 61% at a typical Michigan combined school, which is useful context when reading test results.
In 2025-26 state tests, 16% in English language arts (similar schools: 42%) and 16% in math (similar schools: 24%) reached the state standard (% proficient). On our score, which compares it only with other Michigan combined schools, it scores 11.0 out of 100: better than 11% of them, ranking #256 of 287. Its English language arts result fell by 22 points from the year before. This overview is generated automatically from published state and federal data; figures are rounded, and you can check the originals via the official sources above.
Page updated 2026-10-12.