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High · Regular · Grades 9 to 12

Idaho Falls Senior High School, Idaho Falls, ID

Idaho Falls Senior High School is a public high school in Idaho Falls, part of Idaho Falls District. It enrolled 1,298 students in 2024-25, with 20.6 students per full-time teacher.Listed in NCES data as "IDAHO FALLS SENIOR HIGH SCHOOL".

Enrollment and teachers

Students
1,298
Teachers (FTE)
63.0
Students per teacher
20.6
Grades
9 to 12

This school's ratio is 1.6 higher than the district figure of 19.0. The Idaho average across schools is 18.3. Ratios count all teachers, including specialists, so they are lower than typical class sizes.

This school20.6
District19.0
Idaho18.3
United States15.3

School details

Address
601 South Holmes Avenue, Idaho Falls, ID 83401
Phone
(208)525-7740
District
Idaho Falls District
County
Bonneville County
Level
High
Type
Regular
Status
Open
Charter
No
Locale
City: Small
NCES school ID
160153000262
Location from NCES coordinates. Map data OpenStreetMap contributors. Open larger map

School meals

Counts of students eligible for free or reduced-price lunch, as reported to NCES.
Free lunch
359
Reduced-price lunch
41
Free or reduced-price lunch
40030.8% of enrollment.
Direct certification
312Students certified through programs such as SNAP, without an application.

Schools in the Community Eligibility Provision (CEP) serve free meals to all students, so their free lunch counts often reflect direct certification or total enrollment. Free and reduced lunch shares are not comparable between CEP and non-CEP schools.

Related schools

Other high schools in Idaho Falls District

High schools elsewhere in Idaho Falls

We publish official enrollment and staffing data, not ratings or test scores.

Source: NCES Common Core of Data 2024-25 and F-33 finance 2020, via the Urban Institute Education Data Portal. Last reviewed October 2026. Blank values are not available, not applicable or suppressed in the source. See the methodology.