Declo Senior High School
🇺🇸 Official data · 2025Declo, Idaho 83323 · Cassia County Joint District
#69 of 134 high schools in Idaho
#8670 of 16,910 nationally
About Declo Senior High School
Declo Senior High School is a public high located in Declo, in the Cassia County Joint District school district of Idaho, United States. It caters for Grades 9–12. In 2025 it enrolled 326 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 48.9 out of 100, placing it in the lower 50% of high schools in United States and 69th of 134 ranked high schools in Idaho. Its strongest component is community advantage (fewer free/reduced-price lunch) (74th percentile), and its weakest is students per teacher (16th percentile).
Other published figures: enrollment 326.
There are 3 schools in Declo; Declo Senior High School ranks 2nd of 3 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)32%
- Reading proficiency (30%)57%
- Community advantage (fewer free/reduced-price lunch) (25%)35%
- Students per teacher (15%)20.4
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 Declo Senior High School by the official sources.
- Enrollment
- 326
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 35%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 20.4
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 57%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 32%
- Share of tested students proficient or above (all students, all grades).
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Schools near Declo Senior High School
Closest schools by straight-line distance, with their Success Index (US).
Declo JR High School
Declo · Public middle · Grades 6–8
249 students · 298 m away
Declo Elementary School
Declo · Public elementary · Grades PK–5
453 students · 306 m away
Heyburn Elementary School
Heyburn · Public elementary · Grades PK–5
508 students · 11 km away
Albion Elementary School
Albion · Public elementary · Grades PK–5
31 students · 12 km away
Minico Senior High School
Rupert · Public high · Grades 9–12
1,203 students · 13 km away
Rupert Elementary School
Rupert · Public elementary · Grades PK–5
620 students · 13 km away
White Pine Elementary
Burley · Public elementary · Grades PK–6
553 students · 13 km away
East Minico Middle School
Rupert · Public middle · Grades 6–8
483 students · 14 km away
Dworshak Elementary School
Burley · Public elementary · Grades K–6
402 students · 14 km away
Mini-Cassia Online Learning Academy
Burley · Public other · Grades K–12
89 students · 14 km away
Similar schools
Public high schools in Idaho with a comparable Enrollment.
Wendell High School
Wendell · Public high · Grades 9–12
325 students
Payette High School
Payette · Public high · Grades 9–12
319 students
North Fremont JR/SR High School
Ashton · Public high · Grades 6–12
316 students
Malad Senior High School
Malad City · Public high · Grades 9–12
315 students
Buhl High School
Buhl · Public high · Grades 9–12
347 students
Firth High School
Firth · Public high · Grades 9–12
305 students
Frequently asked questions
Is Declo Senior High School a good school?
Declo Senior High School has a Success Index (US) of 48.9 out of 100 (Lower 50% of high schools in United States) and ranks #69 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 Declo Senior High School rank in Idaho?
Declo Senior High School ranks #69 of 134 high schools in Idaho and #8670 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Declo Senior High School?
Declo Senior High School had 326 students in 2025.
Is Declo Senior High School a elementary school or a high school?
Declo Senior High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Declo Senior High School?
There are 10 schools within 15 km of Declo Senior High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.