- Enrollment
- 829
- Students per teacher
- 14.1:1
- Resource Index
- 39/100
Middle school (grades 6-8) · Crystal Lake, IL
Lundahl Middle School
Federal NCES profile for Lundahl Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 52/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 171135001360
👥 S:T ratio 47
🌟 Gifted program 70
📋 Attendance 39
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Lundahl Middle School earns 52/100 on the Resource Investment Index, with class sizes near the Illinois median.
- #1 of 3
- middle schools in Crystal Lake · Resource Index
- 52
- Resource Index · Higher
- 13.3:1
- students per teacher
- 797
- students enrolled
Lundahl Middle School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Lundahl Middle School ranks #1 of 3 middle schools in Crystal Lake, IL.
School address
District: Crystal Lake Ccsd 47 · Illinois
NCES ID 171135001360 Verify on NCES CCD record →
NCES CCD universe card
School universe 171135001360 · Crystal Lake, IL Middle · MID · TRAD
797 enr · 13.3:1 · RII 52
Nearest enrollment peer: Hannah Beardsley Middle School (829 students)
Resource Investment Index #1 of 3 middle schools in Crystal Lake. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Illinois schools → · Find another →
Lundahl Middle School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Hannah Beardsl
Hannah Beardsley Middle School
829 students
- This school
Lundahl Middle School
797 students
- Richard F Bern
Richard F Bernotas Middle Sch
737 students
- North Elem Sch
North Elem School
638 students
- Coventry Elem
Coventry Elem School
629 students
- West Elem Scho
West Elem School
520 students
What this shows Lundahl Middle School reports 797 students on the CCD universe file.
How Lundahl Middle School compares
Lundahl Middle School on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 13.3:1 | ▼ 5% | 14:1 | 15.7:1 |
| Enrollment | 797 | top 11% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13.3:1
Leaner classes than 64% of US schools, a middle-of-the-pack class size.
797
Bigger than 85% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Staffing depth
13.3:1
students per teacher
- 5% below state mean
Top 46% in Illinois - lower ratio than 54% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
24.5%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$16,871
per pupil, district-wide
- below Illinois avg of $18,196
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
48
in-school suspensions + 25 out-of-school
Suspension rate: 6.0 per 100 students. Combined in-school and out-of-school rate: 9.2 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 61.4%
Hispanic or Latino 30.1%
Two or More 3.4%
African American 2.8%
Asian 2.4%
Largest group: White at 61.4% of enrollment.
Student-body diversity index 53.0/100
Simpson diversity index - at 53.0, Lundahl Middle School is more mixed than the Illinois school average of 38.9.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Crystal Lake Ccsd 47, which includes Lundahl Middle School.
$16,871
Per student
-7%
vs Illinois
Avg $18,196
-4%
vs U.S.
Avg $17,658
Revenue mix
Local 61.8%
State 31.5%
Federal 6.8%
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.
How Lundahl Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Hannah Beardsley Middle School | Similar size | No free-lunch data | Similar S:T ratio |
| Richard F Bernotas Middle Sch | Similar size | No free-lunch data | Lower S:T ratio |
| North Elem School | Similar size | No free-lunch data | Similar S:T ratio |
| Coventry Elem School | Similar size | No free-lunch data | Similar S:T ratio |
| West Elem School | Smaller | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Lundahl Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 737
- Students per teacher
- 11:1
- Resource Index
- 52/100
- Enrollment
- 638
- Students per teacher
- 13.3:1
- Resource Index
- 52/100
- Enrollment
- 629
- Students per teacher
- 13.4:1
- Resource Index
- 50/100
- Enrollment
- 520
- Students per teacher
- 13.7:1
- Resource Index
- 56/100
Similar middle schools in Crystal Lake
2 comparable middle schools (grades 6-8) serving the same city.
Nationwide middle 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 (~797 students)
Frequently asked questions about Lundahl Middle School
How many students attend Lundahl Middle School?
Lundahl Middle School has 797 students enrolled. It is a middle school in Crystal Lake, IL.
What is the student-teacher ratio at Lundahl Middle School?
The student-teacher ratio at Lundahl Middle School is 13.3:1, which is 5% lower than the Illinois average of 14:1 and 15% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Lundahl Middle School?
The largest demographic group at Lundahl Middle School is White at 61.4% of enrollment, in Crystal Lake, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 53.0/100.
What is the Resource Investment Index for Lundahl Middle School?
Lundahl Middle School has a Resource Investment Index of 52/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Lundahl Middle School rank among middle schools in Crystal Lake?
By Resource Investment Index, Lundahl Middle School ranks #1 of 3 middle schools in Crystal Lake, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Crystal Lake on the city page.
What other schools are in Crystal Lake Ccsd 47?
Besides Lundahl Middle School, Crystal Lake Ccsd 47 also operates Hannah Beardsley Middle School (829 students), Richard F Bernotas Middle Sch (737 students), and North Elem School (638 students). See the Crystal Lake Ccsd 47 district page for the complete list.
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.