School overview
At a glance
Reported students
1,024
NCES CCD 2024–25, where reported
Teachers (FTE)
77.17
NCES CCD 2024–25
Student–teacher ratio
13.3:1
Calculated, not a class-size measure
Grades served
06–08
NCES preliminary directory 2025–26
School benchmarks
Illinois middle enrollment
96th percentile
Compared with 703 same-level schools reporting enrollment.
District median enrollment
593
Thomas Middle School: 1,024 reported students.
State peer staffing position
61th percentile
13.3:1 reported; state peer median 12.7:1. Ratio is not class size.
Profile interpretation
What the reported data says about Thomas Middle School
Thomas Middle School is a public middle school serving grades 06–08 in Arlington Heights. It is one of 9 current school records connected to Arlington Heights SD 25. NCES reports 1,024 students for 2024–25.
Among 703 middle schools in Illinois with comparable records, this school is larger than the reported median of 413 students. Its enrollment is at approximately the 96th percentile for that peer group. Size describes the campus, not instructional quality.
The reported student–teacher ratio is 13.3:1, close to the Illinois median of 12.7:1 for the same school level. This ratio uses total enrollment and teacher FTE; it is not an average classroom headcount and can be affected by special programs or part-time staffing.
The two largest reported race and ethnicity groups are White (70.5%) and Asian (17%). English learners represent 5% of enrollment. Students served under IDEA represent 9.8%. These figures help families understand who the school serves; they are not rating inputs.
Turn data into a school visit
Questions worth asking Thomas Middle School
- 1How do the reported 13.3:1 student–teacher ratio and 77.17 teacher FTE translate into actual class sizes by grade?
- 2Which advanced, gifted, career, arts, and computer-science courses are available this year, and how do students qualify?
- 3How are the school's 0 counselor FTE allocated across grades and student needs?
- 4What meal assistance, transportation, after-school, and family-support services are currently available?
Student context
Enrollment needs
- English learners
- 5%
- Students with disabilities
- 9.8%
- Free/reduced-price lunch
- 16%
- Lunch program
- Yes participating without using any Provision or the CEO
People available to students
Support staff
- Counselors (FTE)
- 0
- Nurses (FTE)
- 1
- Psychologists (FTE)
- 1
- Social workers (FTE)
- 2
Student demographics
Race and ethnicity share of reported enrollment
- White70.5%
- Hispanic9.2%
- Black1.6%
- Asian17%
- American Indian / Alaska Native0.2%
- Native Hawaiian / Pacific Islander1%
- Multiracial0.6%
Race/ethnicity: NCES CCD 2024–25 where reported, otherwise CRDC 2021–22. English learner and disability context: CRDC 2021–22. Privacy rules can produce missing values.
Learning opportunities
Programs reported by the school
Advanced Placement
Not reported
Gifted and talented
Not reported as offered
Computer science
Not reported
Program availability is from CRDC 2021–22 and can change. Confirm current courses and eligibility with the school.
Continue exploring
Other schools in Arlington Heights SD 25
Start with campuses at the same school level or with similar reported enrollment.
South Middle School
Middle · Grades 06–08
812 reported students
Olive-Mary Stitt School
Elementary · Grades KG–05
671 reported students
Westgate Elem School
Elementary · Grades KG–05
633 reported students
Ivy Hill Elem School
Elementary · Grades PK–05
593 reported students
Dryden Elem School
Elementary · Grades KG–05
521 reported students
Windsor Elementary School
Elementary · Grades KG–05
490 reported students