- Enrollment
- 1,445
- Students per teacher
- 20.4:1
- Resource Index
- 30/100
High school (grades 9-12) · Twin Falls, ID
Twin Falls High School
Federal NCES profile for Twin Falls High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 24/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 160324000555
👥 S:T ratio 11
🌟 Gifted program 30
🎓 Counselors 31
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Twin Falls High School earns 24/100 on the Resource Investment Index, with class sizes larger than 90% of Idaho schools. It is also one of the largest schools in Idaho.
- #3 of 3
- high schools in Twin Falls · Resource Index
- 24
- Resource Index · Lower
- 22.3:1
- large classes for Idaho
- 13.1%
- free-lunch eligible
Twin Falls High School has class sizes larger than 90% of Idaho schools. Computed live against every Idaho school reporting to NCES.
By Resource Investment Index, Twin Falls High School ranks #3 of 3 high schools in Twin Falls, ID.
School address
District: Twin Falls District · Idaho
NCES ID 160324000555 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+85 students YoY
Twin Falls High School grew from 1,286 students in 2022-23 to 1,371 in 2023-24 (+6.6%).
Teacher FTE added 62.6 → 63.1 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+85 students YoY 160324000555 · Twin Falls, ID High · MID · TRAD
1,381 enr · 22.3:1 · 13.1% lunch · RII 24
Nearest enrollment peer: Canyon Ridge High School (1,445 students)
Twin Falls High School grew from 1,286 students in 2022-23 to 1,371 in 2023-24 (+6.6%). Teacher FTE added 62.6 → 63.1 across the same CCD years. Read with this school → · District book → · Idaho schools → · Find another →
Twin Falls High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Canyon Ridge H
Canyon Ridge High School
1,445 students
- This school
Twin Falls High School
1,381 students
- Vera C O'leary
Vera C O'leary Middle School
758 students
- Robert Stuart
Robert Stuart Middle School
690 students
- Rock Creek Ele
Rock Creek Elementary
601 students
- Pillar Falls E
Pillar Falls Elementary
582 students
What this shows Twin Falls High School reports 1,381 students on the CCD universe file.
How Twin Falls High School compares
Twin Falls High School is a growing campus on CCD: 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 | 13.1% | ▼ 55% | 29.3% | 51.7% |
| Enrollment | 1,381 | top 3% | - | - |
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.
1,381
Bigger than 95% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
13.1%
free-lunch eligible
- 55% 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
$9,657
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 345 students, the combined health-and-guidance staffing load for this school.
Discipline context
265
in-school suspensions + 44 out-of-school
Suspension rate: 19.2 per 100 students. Combined in-school and out-of-school rate: 22.4 per 100 students. Reported via the Civil Rights Data Collection. Includes 14 expulsions.
Student demographics
White 77.1%
Hispanic or Latino 16.5%
Asian 1.9%
African American 1.8%
Two or More 1.6%
American Indian / Alaska Native 0.7%
Native Hawaiian / Pacific Islander 0.4%
Largest group: White at 77.1% of enrollment.
Student-body diversity index 37.7/100
Simpson diversity index - at 37.7, Twin Falls High School is about as mixed as the Idaho school average of 36.3.
Programs
AP courses offered 8
District finance for Twin Falls District reports $9,657 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Twin Falls High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Canyon Ridge High School | Similar size | Similar economic need | Lower S:T ratio |
| Vera C O'leary Middle School | Smaller | Similar economic need | Similar S:T ratio |
| Robert Stuart Middle School | Smaller | Similar economic need | Lower S:T ratio |
| Rock Creek Elementary | Smaller | Similar economic need | Lower S:T ratio |
| Pillar Falls Elementary | Smaller | Similar economic need | Lower S:T ratio |
Comparisons are relative to Twin Falls High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 758
- Students per teacher
- 21.1:1
- Resource Index
- 23/100
- Enrollment
- 690
- Students per teacher
- 18.2:1
- Resource Index
- 43/100
- Enrollment
- 601
- Students per teacher
- 16.2:1
- Resource Index
- 22/100
- Enrollment
- 582
- Students per teacher
- 17.6:1
- Resource Index
- 20/100
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 (~1,381 students)
Frequently asked questions about Twin Falls High School
How many students attend Twin Falls High School?
Twin Falls High School has 1,381 students enrolled. It is a high school in Twin Falls, ID. CCD year-over-year: 1,286 (2022-23) → 1,371 (2023-24), up 85.
What is the student-teacher ratio at Twin Falls High School?
The student-teacher ratio at Twin Falls 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 Twin Falls High School?
13.1% of students at Twin Falls High School are eligible for free lunch, compared to the Idaho average of 29.3%.
What is the racial and ethnic makeup of Twin Falls High School?
The largest demographic group at Twin Falls High School is White at 77.1% of enrollment, in Twin Falls, ID.
What is the Resource Investment Index for Twin Falls High School?
Twin Falls High School has a Resource Investment Index of 24/100 (lower 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 Twin Falls High School rank among high schools in Twin Falls?
By Resource Investment Index, Twin Falls High School ranks #3 of 3 high schools in Twin 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 Twin Falls on the city page.
What other schools are in Twin Falls District?
Besides Twin Falls High School, Twin Falls District also operates Canyon Ridge High School (1,445 students), Vera C O'leary Middle School (758 students), and Robert Stuart Middle School (690 students). See the Twin Falls District district page for the complete list.