- Enrollment
- 2,689
- Students per teacher
- 16.7:1
- Resource Index
- 55/100
High school (grades 9-12) · Hoffman Estates, IL
J B Conant High School
Federal NCES profile for J B Conant High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 53/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 173045003165
👥 S:T ratio 31
🌟 Gifted program 70
🎓 Counselors 47
📋 Attendance 63
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
J B Conant High School earns 53/100 on the Resource Investment Index, with class sizes larger than 88% of Illinois schools. It is also one of the largest schools in Illinois.
- #5 of 13
- public schools in Hoffman Estates · Resource Index
- 53
- Resource Index · Higher
- 17.3:1
- large classes for Illinois
- 2,633
- students enrolled
J B Conant High School has class sizes larger than 88% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, J B Conant High School ranks #5 of 13 public schools in Hoffman Estates, IL.
School address
District: Township Hsd 211 · Illinois
NCES ID 173045003165 Verify on NCES CCD record →
NCES CCD universe card
School universe 173045003165 · Hoffman Estates, IL High · LARGE · TRAD
2,633 enr · 17.3:1 · RII 53
Nearest enrollment peer: Wm Fremd High School (2,689 students)
Resource Investment Index #5 of 13 public schools in Hoffman Estates. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Illinois schools → · Find another →
J B Conant High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Wm Fremd High
Wm Fremd High School
2,689 students
- This school
J B Conant High School
2,633 students
- Palatine High
Palatine High School
2,535 students
- Schaumburg Hig
Schaumburg High School
2,416 students
- Hoffman Estate
Hoffman Estates High School
2,185 students
What this shows J B Conant High School reports 2,633 students on the CCD universe file.
How J B Conant High School compares
J B Conant High 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 | 17.3:1 | ▲ 24% | 14:1 | 15.7:1 |
| Enrollment | 2,633 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
17.3:1
Leaner classes than 29% of US schools, heavier class loads than most.
2,633
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Staffing depth
17.3:1
students per teacher
- 24% above state mean
Top 88% in Illinois - lower ratio than 12% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
14.8%
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
$26,471
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
Counselors10.0 FTE
Per 263 students, the combined health-and-guidance staffing load for this school.
Discipline context
84
in-school suspensions + 68 out-of-school
Suspension rate: 3.2 per 100 students. Combined in-school and out-of-school rate: 5.8 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 42.9%
Asian 29.1%
Hispanic or Latino 19.9%
Two or More 4.7%
African American 3.3%
American Indian / Alaska Native 0.2%
Largest group: White at 42.9% of enrollment.
Student-body diversity index 68.8/100
Simpson diversity index - at 68.8, J B Conant High School is more mixed than the Illinois school average of 38.9.
Programs
AP courses offered 31
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Township Hsd 211, which includes J B Conant High School.
$26,471
Per student
+45%
vs Illinois
Avg $18,196
+50%
vs U.S.
Avg $17,658
Revenue mix
Local 72.5%
State 23.5%
Federal 4.0%
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 J B Conant High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Wm Fremd High School | Similar size | No free-lunch data | Similar S:T ratio |
| Palatine High School | Similar size | No free-lunch data | Lower S:T ratio |
| Schaumburg High School | Similar size | No free-lunch data | Similar S:T ratio |
| Hoffman Estates High School | Similar size | No free-lunch data | Lower S:T ratio |
Comparisons are relative to J B Conant High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,535
- Students per teacher
- 13.6:1
- Resource Index
- 51/100
- Enrollment
- 2,416
- Students per teacher
- 16.7:1
- Resource Index
- 55/100
- Enrollment
- 2,185
- Students per teacher
- 14.4:1
- Resource Index
- 52/100
Similar high schools in Hoffman Estates
1 comparable high schools (grades 9-12) serving the same city.
Nationwide high 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 (~2,633 students)
Frequently asked questions about J B Conant High School
How many students attend J B Conant High School?
J B Conant High School has 2,633 students enrolled. It is a high school in Hoffman Estates, IL.
What is the student-teacher ratio at J B Conant High School?
The student-teacher ratio at J B Conant High School is 17.3:1, which is 24% higher than the Illinois average of 14:1 and 10% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of J B Conant High School?
The largest demographic group at J B Conant High School is White at 42.9% of enrollment, in Hoffman Estates, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 68.8/100.
What is the Resource Investment Index for J B Conant High School?
J B Conant High School has a Resource Investment Index of 53/100 (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).
How does J B Conant High School rank among public schools in Hoffman Estates?
By Resource Investment Index, J B Conant High School ranks #5 of 13 public schools in Hoffman Estates, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Hoffman Estates on the city page.
What other schools are in Township Hsd 211?
Besides J B Conant High School, Township Hsd 211 also operates Wm Fremd High School (2,689 students), Palatine High School (2,535 students), and Schaumburg High School (2,416 students). See the Township Hsd 211 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.