Other / mixed grade configuration · Mercer, WI
Mercer School
Federal NCES profile for Mercer School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 60/100.
The verdict
Mercer School earns 60/100 on the Resource Investment Index, with class sizes smaller than 99% of Wisconsin schools.
- 60
- Resource Index · Higher
- 5.1:1
- small classes for Wisconsin
- 53.7%
- free-lunch eligible
- 92
- students enrolled
Mercer School has class sizes smaller than 99% of Wisconsin schools. Computed live against every Wisconsin school reporting to NCES.
School address
NCES ID 550915001092 Verify on NCES CCD record →
NCES CCD universe card
School universe 550915001092 · Mercer, WI Other · SMALL · TRAD
92 enr · 5.1:1 · 53.7% lunch · RII 60
Nearest enrollment peer: Ivalee Elementary School (200 students)
Mercer School CCD stamps from the federal school universe. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Wisconsin schools → · Find another →
How Mercer School compares
Mercer School on the metrics families compare, against Wisconsin and U.S. means.
| Metric | This school | vs Wisconsin | Wisconsin avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 5.1:1 | ▼ 65% | 14.4:1 | 15.7:1 |
| Free-lunch eligible | 53.7% | ▲ 39% | 38.5% | 51.7% |
| Enrollment | 92 | top 87% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Equity indicators (what these measure)
Student demographics
Largest group: White at 89.1% of enrollment.
Simpson diversity index - at 20.1, Mercer School is less mixed than the Wisconsin school average of 35.7.
Programs
Funding & spending
District-wide per-pupil expenditure for Mercer School District, which includes Mercer School.
Source: NCES F-33 School District Finance Survey District-level finance · FY 2022-23 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
Nationwide other schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~92 students)
Similar student-teacher ratio (~5.1:1)
Frequently asked questions about Mercer School
How many students attend Mercer School?
Mercer School has 92 students enrolled. It is a public school in Mercer, WI.
What is the student-teacher ratio at Mercer School?
The student-teacher ratio at Mercer School is 5.1:1, which is 65% lower than the Wisconsin average of 14.4:1 and 68% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Mercer School?
53.7% of students at Mercer School are eligible for free lunch, compared to the Wisconsin average of 38.5%.
What is the racial and ethnic makeup of Mercer School?
The largest demographic group at Mercer School is White at 89.1% of enrollment, in Mercer, WI.
What is the Resource Investment Index for Mercer School?
Mercer School has a Resource Investment Index of 60/100 (higher reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
What other schools are in Mercer School District?
None reported; Mercer School District operates only Mercer School as a public school district in NCES's records.
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error. Data current as of August 2026.