Greene County Middle School
Score 19.5/100: better than 19% of Iowa middle schools on 2024-25 state tests. Schools are only compared with others of the same type in the same state. How we score schools
Performance (state tests, 2024-25)
% proficient on state tests in Iowa, all students. Colored bars are green when the school is at or above the average for similar Iowa schools.
All 10 published results by grade and test
As published by Iowa Department of Education. "Hidden" means the state didn't publish the result to protect student privacy.
| Subject | Grade | Test | Result | Students tested |
|---|---|---|---|---|
| English language arts | Grade 5 | ISASP/DLM | 70.7 | 82 |
| English language arts | Grade 6 | ISASP/DLM | 70.3 | 91 |
| English language arts | Grade 7 | ISASP/DLM | 65.9 | 82 |
| English language arts | Grade 8 | ISASP/DLM | 72.8 | 81 |
| Math | Grade 5 | ISASP/DLM | 64.6 | 82 |
| Math | Grade 6 | ISASP/DLM | 68.1 | 91 |
| Math | Grade 7 | ISASP/DLM | 70.7 | 82 |
| Math | Grade 8 | ISASP/DLM | 56.8 | 81 |
| Science | Grade 5 | ISASP/DLM | 57.3 | 82 |
| Science | Grade 8 | ISASP/DLM | 69.1 | 81 |
School profile
- Grades
- 5-8
- Students
- 357
- Type
- Middle school
- Charter school
- No
- Program
- Regular
Students
District and location
Contact
Jefferson, IA 50129
"Typical" is the middle (median) middle school in Iowa. 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 middle schools
Straight-line distance. Check the district's attendance zones: living close to a school doesn't guarantee a place.
Explore schools around Jefferson
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.
Greene County Middle School at a glance
Greene County Middle School is a public middle school in Jefferson, Iowa, serving grades 5-8. It is part of Greene County Comm School District. It has about 357 students (a typical Iowa middle school has 343). About 49% of students are eligible for free or reduced-price lunch, compared with 40% at a typical Iowa middle school, which is useful context when reading test results.
In 2024-25 state tests, 70% in English language arts (similar schools: 76%) and 65% in math (similar schools: 72%) reached the state standard (% proficient). On our score, which compares it only with other Iowa middle schools, it scores 19.5 out of 100: better than 19% of them, ranking #192 of 238. 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.