- Enrollment
- 305
- Students per teacher
- 10.2:1
- Resource Index
- 49/100
Other / mixed grade configuration · Lake Bluff, IL
Lake Bluff Elem Sch
Federal NCES profile for Lake Bluff Elem Sch, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 51/100.
2024-25 NCES dataOther / mixed grade configurationNCES 172172006073
👥 S:T ratio 53
🌟 Gifted program 30
📋 Attendance 70
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Lake Bluff Elem Sch earns 51/100 on the Resource Investment Index, with class sizes smaller than 75% of Illinois schools.
- 51
- Resource Index · Higher
- 11.7:1
- small classes for Illinois
- 572
- students enrolled
Lake Bluff Elem Sch has class sizes smaller than 75% of Illinois schools. Computed live against every Illinois school reporting to NCES.
School address
District: Lake Bluff Esd 65 · Illinois
NCES ID 172172006073 Verify on NCES CCD record →
NCES CCD universe card
School universe 172172006073 · Lake Bluff, IL Other · MID · TRAD
572 enr · 11.7:1 · RII 51
Nearest enrollment peer: Lake Bluff Middle School (305 students)
Lake Bluff Elem Sch CCD stamps from the federal school universe. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Illinois schools → · Find another →
How Lake Bluff Elem Sch compares
Lake Bluff Elem Sch on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 11.7:1 | ▼ 16% | 14:1 | 15.7:1 |
| Enrollment | 572 | top 23% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11.7:1
Leaner classes than 78% of US schools, among the more generously staffed nationally.
572
Bigger than 70% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Staffing depth
11.7:1
students per teacher
- 16% below state mean
Top 25% in Illinois - lower ratio than 75% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
12.1%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$25,610
per pupil, district-wide
- above Illinois avg of $18,196
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 75.7%
Hispanic or Latino 12.9%
Asian 5.4%
Two or More 5.4%
African American 0.5%
Largest group: White at 75.7% of enrollment.
Student-body diversity index 40.4/100
Simpson diversity index - at 40.4, Lake Bluff Elem Sch is about as mixed as the Illinois school average of 38.9.
Programs
Funding & spending
District-wide per-pupil expenditure for Lake Bluff Esd 65, which includes Lake Bluff Elem Sch.
$25,610
Per student
+41%
vs Illinois
Avg $18,196
+45%
vs U.S.
Avg $17,658
Revenue mix
Local 76.3%
State 21.1%
Federal 2.7%
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 Lake Bluff Elem Sch Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Lake Bluff Middle School | Smaller | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Lake Bluff Elem Sch's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
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 (~572 students)
Similar student-teacher ratio (~11.7:1)
Frequently asked questions about Lake Bluff Elem Sch
How many students attend Lake Bluff Elem Sch?
Lake Bluff Elem Sch has 572 students enrolled. It is a public school in Lake Bluff, IL.
What is the student-teacher ratio at Lake Bluff Elem Sch?
The student-teacher ratio at Lake Bluff Elem Sch is 11.7:1, which is 16% lower than the Illinois average of 14:1 and 25% 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 Lake Bluff Elem Sch?
The largest demographic group at Lake Bluff Elem Sch is White at 75.7% of enrollment, in Lake Bluff, IL.
What is the Resource Investment Index for Lake Bluff Elem Sch?
Lake Bluff Elem Sch has a Resource Investment Index of 51/100 (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).
What other schools are in Lake Bluff Esd 65?
Besides Lake Bluff Elem Sch, Lake Bluff Esd 65 also operates Lake Bluff Middle School (305 students). See the Lake Bluff Esd 65 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.