- Enrollment
- 1,839
- Students per teacher
- 14.6:1
- Resource Index
- 42/100
Elementary school (grades K-5) · Hawthorn Woods, IL
Spencer Loomis Elementary School
Federal NCES profile for Spencer Loomis Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 47/100.
2024-25 NCES dataElementary school (grades K-5)NCES 172190005713
👥 S:T ratio 29
🌟 Gifted program 30
📋 Attendance 83
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Spencer Loomis Elementary School earns 47/100 on the Resource Investment Index, with class sizes larger than 90% of Illinois schools.
- #3 of 3
- public schools in Hawthorn Woods · Resource Index
- 47
- Resource Index · Typical
- 17.8:1
- large classes for Illinois
- 516
- students enrolled
Spencer Loomis Elementary School has class sizes larger than 90% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Spencer Loomis Elementary School ranks #3 of 3 public schools in Hawthorn Woods, IL.
School address
District: Lake Zurich Cusd 95 · Illinois
NCES ID 172190005713 Verify on NCES CCD record →
NCES CCD universe card
School universe 172190005713 · Hawthorn Woods, IL Elementary · MID · TRAD
516 enr · 17.8:1 · RII 47
Nearest enrollment peer: Lake Zurich High School (1,839 students)
Resource Investment Index #3 of 3 public schools in Hawthorn Woods. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Illinois schools → · Find another →
Spencer Loomis Elementary School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Lake Zurich Hi
Lake Zurich High School
1,839 students
- Lake Zurich Mi 697
Lake Zurich Middle - N Campus
697 students
- May Whitney El 677
May Whitney Elem School
677 students
- Lake Zurich Mi 599
Lake Zurich Middle - S Campus
599 students
- Isaac Fox Elem 520
Isaac Fox Elementary School
520 students
- This school 516
Spencer Loomis Elementary School
516 students
What this shows Spencer Loomis Elementary School reports 516 students on the CCD universe file.
How Spencer Loomis Elementary School compares
Spencer Loomis Elementary 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 | 17.8:1 | ▲ 27% | 14:1 | 15.7:1 |
| Enrollment | 516 | top 28% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
17.8:1
Leaner classes than 26% of US schools, heavier class loads than most.
516
Bigger than 64% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Staffing depth
17.8:1
students per teacher
- 27% above state mean
Top 90% in Illinois - lower ratio than 10% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
6.8%
chronically absent (missed 10%+ of school days)
In the 5-10% range, close to the pre-pandemic national baseline.
Funding equity
$20,006
per pupil, district-wide
- above Illinois avg of $18,196
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
3
in-school suspensions + 1 out-of-school
Suspension rate: 0.6 per 100 students. Combined in-school and out-of-school rate: 0.8 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 71.7%
Asian 16.9%
Hispanic or Latino 5.6%
Two or More 3.7%
African American 1.6%
American Indian / Alaska Native 0.6%
Largest group: White at 71.7% of enrollment.
Student-body diversity index 45.3/100
Simpson diversity index - at 45.3, Spencer Loomis Elementary School is more mixed than the Illinois school average of 38.9.
Programs
Funding & spending
District-wide per-pupil expenditure for Lake Zurich Cusd 95, which includes Spencer Loomis Elementary School.
$20,006
Per student
+10%
vs Illinois
Avg $18,196
+13%
vs U.S.
Avg $17,658
Revenue mix
Local 72.5%
State 23.9%
Federal 3.6%
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 Spencer Loomis Elementary School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Lake Zurich High School | Larger | No free-lunch data | Lower S:T ratio |
| Lake Zurich Middle - N Campus | Larger | No free-lunch data | Lower S:T ratio |
| May Whitney Elem School | Larger | No free-lunch data | Lower S:T ratio |
| Lake Zurich Middle - S Campus | Similar size | No free-lunch data | Lower S:T ratio |
| Isaac Fox Elementary School | Similar size | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Spencer Loomis Elementary School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 697
- Students per teacher
- 12.7:1
- Resource Index
- 48/100
- Enrollment
- 677
- Students per teacher
- 13.8:1
- Resource Index
- 63/100
- Enrollment
- 599
- Students per teacher
- 11.5:1
- Resource Index
- 49/100
- Enrollment
- 520
- Students per teacher
- 16.8:1
- Resource Index
- 60/100
Similar elementary schools in Hawthorn Woods
1 comparable elementary schools (grades K-5) serving the same city.
Nationwide elementary 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 (~516 students)
Frequently asked questions about Spencer Loomis Elementary School
How many students attend Spencer Loomis Elementary School?
Spencer Loomis Elementary School has 516 students enrolled. It is an elementary school in Hawthorn Woods, IL.
What is the student-teacher ratio at Spencer Loomis Elementary School?
The student-teacher ratio at Spencer Loomis Elementary School is 17.8:1, which is 27% higher than the Illinois average of 14:1 and 13% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Spencer Loomis Elementary School?
The largest demographic group at Spencer Loomis Elementary School is White at 71.7% of enrollment, in Hawthorn Woods, IL.
What is the Resource Investment Index for Spencer Loomis Elementary School?
Spencer Loomis Elementary School has a Resource Investment Index of 47/100 (typical 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 Spencer Loomis Elementary School rank among public schools in Hawthorn Woods?
By Resource Investment Index, Spencer Loomis Elementary School ranks #3 of 3 public schools in Hawthorn Woods, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Lake Zurich Cusd 95?
Besides Spencer Loomis Elementary School, Lake Zurich Cusd 95 also operates Lake Zurich High School (1,839 students), Lake Zurich Middle - N Campus (697 students), and May Whitney Elem School (677 students). See the Lake Zurich Cusd 95 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.