High school (grades 9-12) · Mt Prospect, IL

Prospect High School

Federal NCES profile for Prospect 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 170417000114

Compare schools View district

Compiled from official source data by PlainSchools. · Updated August 2026

The verdict

Prospect High School earns 53/100 on the Resource Investment Index, with class sizes larger than 92% of Illinois schools. It is also one of the largest schools in Illinois.

#1 of 7
public schools in Mt Prospect · Resource Index: 53
Resource Index · Higher: 18.4:1
large classes for Illinois: 2,245
students enrolled

Prospect High School has class sizes larger than 92% of Illinois schools. Computed live against every Illinois school reporting to NCES.

By Resource Investment Index, Prospect High School ranks #1 of 7 public schools in Mt Prospect, IL.

School address

Mt Prospect, IL 60056

District: Township Hsd 214 · Illinois

NCES ID 170417000114 Verify on NCES CCD record →

NCES CCD universe card

School universe 170417000114 · Mt Prospect, IL High · LARGE · TRAD

2,245 enr · 18.4:1 · RII 53

Nearest enrollment peer: John Hersey High School (2,040 students)

Resource Investment Index #1 of 7 public schools in Mt Prospect. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Illinois schools → · Find another →

This school

2,245
John Hersey Hi

2,040
Buffalo Grove

2,021
Rolling Meadow

1,956
Elk Grove High

1,906
Wheeling High

1,743

What this shows Prospect High School reports 2,245 students on the CCD universe file.

How Prospect High School compares

Prospect 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	18.4:1	▲ 31%	14:1	15.7:1
Enrollment	2,245	top 1%	-	-

Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25

18.4:1

Leaner classes than 22% of US schools, heavier class loads than most.

2,245

Bigger than 99% of US schools by enrollment, a large campus nationally.

Equity indicators (what these measure)

Staffing depth

18.4:1

students per teacher - 31% above state mean

Top 92% in Illinois - lower ratio than 8% of state schools

Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.

Engagement

14.3%

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

$26,345

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

Counselors8.9 FTE

Per 252 students, the combined health-and-guidance staffing load for this school.

Discipline context

in-school suspensions + 26 out-of-school

Suspension rate: 1.6 per 100 students. Combined in-school and out-of-school rate: 2.8 per 100 students. Reported via the Civil Rights Data Collection.

Student demographics

White 70.2%

Hispanic or Latino 14.2%

Asian 8.4%

Two or More 4.8%

African American 2.1%

American Indian / Alaska Native 0.2%

Native Hawaiian / Pacific Islander 0.1%

Largest group: White at 70.2% of enrollment.

Student-body diversity index 47.7/100

Simpson diversity index - at 47.7, Prospect 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 214, which includes Prospect High School.

$26,345

Per student

+45%

vs Illinois

Avg $18,196

+49%

vs U.S.

Avg $17,658

Revenue mix

Local 74.8%

State 21.3%

Federal 3.9%

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 Prospect High School Compares to District-Mates

School	Enrollment	Economic Profile	Student-Teacher Ratio	Resources	Type
John Hersey High School	Similar size	No free-lunch data	Similar S:T ratio	Similar resources	Traditional public
Buffalo Grove High School	Similar size	No free-lunch data	Similar S:T ratio	Similar resources	Traditional public
Rolling Meadows High School	Similar size	No free-lunch data	Lower S:T ratio	Lower resources	Traditional public
Elk Grove High School	Similar size	No free-lunch data	Lower S:T ratio	Lower resources	Traditional public
Wheeling High School	Similar size	No free-lunch data	Lower S:T ratio	Lower resources	Traditional public

Comparisons are relative to Prospect High School's own figures; each column derives from NCES Common Core of Data.

Other Schools in This District

Township Hsd 214 · 5 sibling schools

View district profile

John Hersey High School

High Standard

Enrollment: 2,040
Students per teacher: 19.1:1
Resource Index: 51/100

Compare side-by-side

Buffalo Grove High School

High Standard

Enrollment: 2,021
Students per teacher: 18.2:1
Resource Index: 46/100

Compare side-by-side

Rolling Meadows High School

High Standard

Enrollment: 1,956
Students per teacher: 16.6:1
Resource Index: 43/100

Compare side-by-side

Elk Grove High School

High Standard

Enrollment: 1,906
Students per teacher: 16.3:1
Resource Index: 45/100

Compare side-by-side

Wheeling High School

High Standard

Enrollment: 1,743
Students per teacher: 15.8:1
Resource Index: 44/100

Compare side-by-side

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 (~2,245 students)

Similar student-teacher ratio (~18.4:1)

Frequently asked questions about Prospect High School

How many students attend Prospect High School?

Prospect High School has 2,245 students enrolled. It is a high school in Mt Prospect, IL.

What is the student-teacher ratio at Prospect High School?

The student-teacher ratio at Prospect High School is 18.4:1, which is 31% higher than the Illinois average of 14:1 and 17% higher than the national average of 15.7:1.

What is the racial and ethnic makeup of Prospect High School?

The largest demographic group at Prospect High School is White at 70.2% of enrollment, in Mt Prospect, IL.

What is the Resource Investment Index for Prospect High School?

Prospect 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 Prospect High School rank among public schools in Mt Prospect?

By Resource Investment Index, Prospect High School ranks #1 of 7 public schools in Mt Prospect, 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 Mt Prospect on the city page.

What other schools are in Township Hsd 214?

Besides Prospect High School, Township Hsd 214 also operates John Hersey High School (2,040 students), Buffalo Grove High School (2,021 students), and Rolling Meadows High School (1,956 students). See the Township Hsd 214 district page for the complete list.

Share: Post Facebook LinkedIn WhatsApp Email

View saved

Compiled from official source data by PlainSchools. · Updated August 2026

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.