Santiam Junior/Senior High School
🇺🇸 Official data · 2025Mill City, Oregon 97360 · Santiam Canyon SD 129J
#102 of 215 high schools in Oregon
#10480 of 16,910 nationally
About Santiam Junior/Senior High School
Santiam Junior/Senior High School is a public high located in Mill City, in the Santiam Canyon SD 129J school district of Oregon, United States. It caters for Grades 6–12. In 2025 it enrolled 319 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 42.0 out of 100, placing it in the lower 50% of high schools in United States and 102nd of 215 ranked high schools in Oregon. Its strongest component is students per teacher (59th percentile), and its weakest is community advantage (fewer free/reduced-price lunch) (21th percentile).
Other published figures: enrollment 319.
There are 2 schools in Mill City; Santiam Junior/Senior High School ranks 1st of 2 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%)81.2%
- Students per teacher (15%)13.9
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 Santiam Junior/Senior High School by the official sources.
- Enrollment
- 319
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 81.2%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 13.9
- 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 Santiam Junior/Senior High School
Closest schools by straight-line distance, with their Success Index (US).
Similar schools
Public high schools in Oregon with a comparable Enrollment.
New Urban High School
Milwaukie · Public high · Grades 9–12
320 students
Gervais High School
Gervais · Public high · Grades 9–12
324 students
Dayton High School
Dayton · Public high · Grades 9–12
310 students
Clatskanie Middle/High School
Clatskanie · Public high · Grades 7–12
307 students
Nyssa High School
Nyssa · Public high · Grades 9–12
335 students
Rogue River Junior/Senior High
Rogue River · Public high · Grades 7–12
339 students
Frequently asked questions
Is Santiam Junior/Senior High School a good school?
Santiam Junior/Senior High School has a Success Index (US) of 42.0 out of 100 (Lower 50% of high schools in United States) and ranks #102 of 215 in Oregon. 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 Santiam Junior/Senior High School rank in Oregon?
Santiam Junior/Senior High School ranks #102 of 215 high schools in Oregon and #10480 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Santiam Junior/Senior High School?
Santiam Junior/Senior High School had 319 students in 2025.
Is Santiam Junior/Senior High School a elementary school or a high school?
Santiam Junior/Senior High School is classified as a high covering Grades 6–12. It is a public school.
What other schools are near Santiam Junior/Senior High School?
There are 2 schools within 15 km of Santiam Junior/Senior High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.