Metro East school reports › Monroe County › Waterloo CUSD 5
Gardner Elementary School
Gardner Elementary School is a public elementary school in Waterloo CUSD 5, serving grades 4 - 5 in Waterloo, Monroe County, Illinois. In the 2025 Illinois Report Card (2024-25 school year), the Illinois State Board of Education designated it Commendable, the same designation it received in 2023 and 2024.
State designation, last three report cards
- 2023Commendable
- 2024Commendable
- 2025Commendable
What Commendable means: No student group performing at or below the level of the lowest 5 percent of schools, and overall performance outside the top 10 percent statewide.
How it compares with other Monroe County elementary schools
| Measure | This school | County median | Diff. |
|---|---|---|---|
| ELA proficiency | 68.3% | Not enough data | n/a |
| Math proficiency | 61.2% | Not enough data | n/a |
| Chronic absenteeism | 8.7% | 9.0%5 schools | -0.3 pts |
| Average class size | 21.5 | 18.05 schools | +3.5 |
| Low-income enrollment | 20.4% | 20.7%5 schools | -0.3 pts |
Median of other elementary schools in Monroe County with reported data, this school excluded, not weighted by enrollment. Proficiency is from the 2024-25 state tests. Illinois changed its proficiency cut scores in 2025, so these percentages cannot be compared with earlier years.
What stands out
- No measure differs from the county median for this school type by 5 points or more.
Before you buy for this school
- Confirm the attendance boundary for the exact address with Waterloo CUSD 5. Boundaries change, and a listing's school field is not a guarantee.
- Visit. A designation summarizes test results, growth and attendance. It does not describe a classroom.
- Read the full report card for student-group results, growth and staffing.
Thinking about living here? Read the Waterloo area guide.
Looking for a home near Gardner Elementary School?
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Other schools in Waterloo CUSD 5
- Rogers Elementary School Targeted
- W J Zahnow Elementary School Targeted
- Waterloo High School Exemplary
- Waterloo Junior High School Commendable
Sources
- Illinois Report Card: Gardner Elementary School
- ISBE Report Card Public Data Sets, 2023, 2024 and 2025, retrieved 2026-10-06
- ISBE 2025 Report Card Glossary (designation definitions)
This page reports state-published data. It is not a rating or recommendation by Single Tree Team.
