Timberline High School
🇺🇸 Official data · 2025Boise, Idaho 83706 · Boise Independent District
#11 of 134 high schools in Idaho
#3142 of 16,910 nationally
About Timberline High School
Timberline High School is a public high located in Boise, in the Boise Independent District school district of Idaho, United States. It caters for Grades 10–12. In 2025 it enrolled 1,307 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 70.7 out of 100, placing it in the top 25% of high schools in United States and 11th of 134 ranked high schools in Idaho. Its strongest component is community advantage (fewer free/reduced-price lunch) (94th percentile), and its weakest is students per teacher (29th percentile).
Other published figures: enrollment 1,307.
There are 71 schools in Boise; Timberline High School ranks 14th of 67 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)53%
- Reading proficiency (30%)70%
- Community advantage (fewer free/reduced-price lunch) (25%)16.7%
- Students per teacher (15%)17.7
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Timberline High School by the official sources.
- Enrollment
- 1,307
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 16.7%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 17.7
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 70%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 53%
- Share of tested students proficient or above (all students, all grades).
Free academic assessment
Is your child on grade level in reading and math?
Success Tutoring offers personalised English and math tutoring from Kindergarten to Grade 12. Start with a free online assessment and a clear plan for the year ahead.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Schools near Timberline High School
Closest schools by straight-line distance, with their Success Index (US).
White Pine Elementary School
Boise · Public elementary · Grades PK–6
555 students · 299 m away
Riverside Elementary School
Boise · Public elementary · Grades PK–6
327 students · 1.4 km away
Liberty Elementary School
Boise · Public elementary · Grades PK–6
403 students · 1.4 km away
Sage International School of Boise
Boise · Charter other · Grades K–12
1,033 students · 1.9 km away
Garfield Elementary School
Boise · Public elementary · Grades PK–6
278 students · 2.0 km away
Peace Valley Charter School
Boise · Charter elementary · Grades K–8
192 students · 2.5 km away
Adams Elementary School
Boise · Public elementary · Grades PK–6
200 students · 2.9 km away
Hawthorne Elementary School
Boise · Public elementary · Grades PK–6
264 students · 3.0 km away
Dallas Harris Elementary School
Boise · Public elementary · Grades PK–6
397 students · 3.4 km away
Roosevelt Elementary School
Boise · Public elementary · Grades PK–6
284 students · 3.7 km away
Similar schools
Public high schools in Idaho with a comparable Enrollment.
Borah Senior High School
Boise · Public high · Grades 9–12
1,308 students
Madison Senior High School
Rexburg · Public high · Grades 10–12
1,299 students
Idaho Falls Senior High School
Idaho Falls · Public high · Grades 9–12
1,298 students
Lewiston High School
Lewiston · Public high · Grades 9–12
1,288 students
Nampa Senior High School
Nampa · Public high · Grades 9–12
1,288 students
Pocatello High School
Pocatello · Public high · Grades 9–12
1,281 students
Frequently asked questions
Is Timberline High School a good school?
Timberline High School has a Success Index (US) of 70.7 out of 100 (Top 25% of high schools in United States) and ranks #11 of 134 in Idaho. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Timberline High School rank in Idaho?
Timberline High School ranks #11 of 134 high schools in Idaho and #3142 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Timberline High School?
Timberline High School had 1,307 students in 2025.
Is Timberline High School a elementary school or a high school?
Timberline High School is classified as a high covering Grades 10–12. It is a public school.
What other schools are near Timberline High School?
There are 10 schools within 15 km of Timberline High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.