- Enrollment
- 1,230
- Students per teacher
- 24.6:1
- Resource Index
- 30/100
High school (grades 9-12) · Idaho Falls, ID
Thunder Ridge High School
Federal NCES profile for Thunder Ridge High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 32/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 160093001097
👥 S:T ratio 11
🌟 Gifted program 70
🎓 Counselors 15
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Thunder Ridge High School earns 32/100 on the Resource Investment Index, with class sizes larger than 90% of Idaho schools. It is also one of the largest schools in Idaho.
- #7 of 7
- high schools in Idaho Falls · Resource Index
- 32
- Resource Index · Typical
- 22.3:1
- large classes for Idaho
- 13.9%
- free-lunch eligible
Thunder Ridge High School has class sizes larger than 90% of Idaho schools. Computed live against every Idaho school reporting to NCES.
By Resource Investment Index, Thunder Ridge High School ranks #7 of 7 high schools in Idaho Falls, ID.
School address
District: Bonneville Joint District · Idaho
NCES ID 160093001097 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+23 students YoY
Thunder Ridge High School held near 1,731 students from 2022-23 to 2023-24 (+23 headcount).
Teacher FTE added 76.4 → 79.7 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+23 students YoY 160093001097 · Idaho Falls, ID High · MID · TRAD
1,693 enr · 22.3:1 · 13.9% lunch · RII 32
Nearest enrollment peer: Hillcrest High School (1,230 students)
Thunder Ridge High School held near 1,731 students from 2022-23 to 2023-24 (+23 headcount). Teacher FTE added 76.4 → 79.7 across the same CCD years. Read with this school → · District book → · Idaho schools → · Find another →
Thunder Ridge High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Thunder Ridge High School
1,693 students
- Hillcrest High
Hillcrest High School
1,230 students
- Bonneville Hig
Bonneville High School
1,176 students
- Black Canyon M
Black Canyon Middle School
810 students
- Iona Elementar 661
Iona Elementary School
661 students
- Discovery Elem 607
Discovery Elementary School
607 students
What this shows Thunder Ridge High School reports 1,693 students on the CCD universe file.
How Thunder Ridge High School compares
Thunder Ridge High School held steady on CCD headcount: ratios and free-lunch share vs Idaho and U.S. means.
| Metric | This school | vs Idaho | Idaho avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 22.3:1 | ▲ 30% | 17.1:1 | 15.7:1 |
| Free-lunch eligible | 13.9% | ▼ 53% | 29.3% | 51.7% |
| Enrollment | 1,693 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
22.3:1
Leaner classes than 10% of US schools, heavier class loads than most.
1,693
Bigger than 97% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
13.9%
free-lunch eligible
- 53% below the Idaho average of 29.3%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
22.3:1
students per teacher
- 30% above state mean
Top 90% in Idaho - lower ratio than 10% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Funding equity
$8,756
per pupil, district-wide
- below Idaho avg of $12,445
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors4.0 FTE
Per 423 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 17 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 1.0 per 100 students. Reported via the Civil Rights Data Collection. Includes 1 expulsion.
Student demographics
White 77.8%
Hispanic or Latino 18.1%
Two or More 2.1%
Asian 0.6%
American Indian / Alaska Native 0.6%
African American 0.5%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 77.8% of enrollment.
Student-body diversity index 36.1/100
Simpson diversity index - at 36.1, Thunder Ridge High School is about as mixed as the Idaho school average of 36.3.
Programs
AP courses offered 19
Gifted & talented Yes
District finance for Bonneville Joint District reports $8,756 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Thunder Ridge High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Hillcrest High School | Smaller | Similar economic need | Higher S:T ratio |
| Bonneville High School | Smaller | Similar economic need | Similar S:T ratio |
| Black Canyon Middle School | Smaller | Similar economic need | Lower S:T ratio |
| Iona Elementary School | Smaller | Similar economic need | Similar S:T ratio |
| Discovery Elementary School | Smaller | Similar economic need | Lower S:T ratio |
Comparisons are relative to Thunder Ridge High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,176
- Students per teacher
- 23.1:1
- Resource Index
- 33/100
- Enrollment
- 810
- Students per teacher
- 19.8:1
- Resource Index
- 37/100
- Enrollment
- 661
- Students per teacher
- 23.6:1
- Resource Index
- 25/100
- Enrollment
- 607
- Students per teacher
- 19:1
- Resource Index
- 31/100
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 (~1,693 students)
Frequently asked questions about Thunder Ridge High School
How many students attend Thunder Ridge High School?
Thunder Ridge High School has 1,693 students enrolled. It is a high school in Idaho Falls, ID. CCD year-over-year: 1,708 (2022-23) → 1,731 (2023-24), nearly flat (+23).
What is the student-teacher ratio at Thunder Ridge High School?
The student-teacher ratio at Thunder Ridge High School is 22.3:1, which is 30% higher than the Idaho average of 17.1:1 and 42% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Thunder Ridge High School?
13.9% of students at Thunder Ridge High School are eligible for free lunch, compared to the Idaho average of 29.3%.
What is the racial and ethnic makeup of Thunder Ridge High School?
The largest demographic group at Thunder Ridge High School is White at 77.8% of enrollment, in Idaho Falls, ID.
What is the Resource Investment Index for Thunder Ridge High School?
Thunder Ridge High School has a Resource Investment Index of 32/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, counselor availability. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Thunder Ridge High School rank among high schools in Idaho Falls?
By Resource Investment Index, Thunder Ridge High School ranks #7 of 7 high schools in Idaho Falls, ID. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Idaho Falls on the city page.
What other schools are in Bonneville Joint District?
Besides Thunder Ridge High School, Bonneville Joint District also operates Hillcrest High School (1,230 students), Bonneville High School (1,176 students), and Black Canyon Middle School (810 students). See the Bonneville Joint District district page for the complete list.