Santa Susana High
🇺🇸 Official data · 2025Simi Valley, California 93063 · Simi Valley Unified
#103 of 1,343 high schools in California
#3139 of 16,910 nationally
About Santa Susana High
Santa Susana High is a public high located in Simi Valley, in the Simi Valley Unified school district of California, United States. It caters for Grades 9–12. In 2025 it enrolled 1,033 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 103rd of 1,343 ranked high schools in California. Its strongest component is reading proficiency (93th percentile), and its weakest is students per teacher (15th percentile).
Other published figures: enrollment 1,033.
There are 26 schools in Simi Valley; Santa Susana High ranks 2nd of 25 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%)88%
- Community advantage (fewer free/reduced-price lunch) (25%)30.5%
- Students per teacher (15%)20.7
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 Santa Susana High by the official sources.
- Enrollment
- 1,033
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 30.5%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 20.7
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 88%
- 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).
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Schools near Santa Susana High
Closest schools by straight-line distance, with their Success Index (US).
Garden Grove Elementary
Simi Valley · Public elementary · Grades K–6
283 students · 426 m away
Sycamore Elementary
Simi Valley · Public elementary · Grades K–6
359 students · 1.1 km away
Santa Susana Elementary
Simi Valley · Public elementary · Grades K–6
312 students · 1.6 km away
Vista Elementary
Simi Valley · Public elementary · Grades K–6
567 students · 1.9 km away
Township Elementary
Simi Valley · Public elementary · Grades K–6
521 students · 2.2 km away
Atherwood Elementary
Simi Valley · Public elementary · Grades K–6
456 students · 2.3 km away
Mountain View Elementary
Simi Valley · Public elementary · Grades K–6
401 students · 2.5 km away
Justin Elementary
Simi Valley · Public elementary · Grades K–6
103 students · 2.5 km away
Berylwood Elementary
Simi Valley · Public elementary · Grades K–6
457 students · 2.6 km away
Valley View Middle
Simi Valley · Public middle · Grades 6–8
1,329 students · 2.6 km away
Similar schools
Public high schools in California with a comparable Enrollment.
Union Mine High
El Dorado · Public high · Grades 9–12
1,033 students
Marysville High
Marysville · Public high · Grades 9–12
1,034 students
San Lorenzo High
San Lorenzo · Public high · Grades 9–12
1,029 students
Elsie Allen High
Santa Rosa · Public high · Grades 9–12
1,029 students
Arleta High
Arleta · Public high · Grades 9–12
1,038 students
Alhambra Senior High
Martinez · Public high · Grades 9–12
1,028 students
Frequently asked questions
Is Santa Susana High a good school?
Santa Susana High has a Success Index (US) of 70.7 out of 100 (Top 25% of high schools in United States) and ranks #103 of 1,343 in California. 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 Santa Susana High rank in California?
Santa Susana High ranks #103 of 1,343 high schools in California and #3139 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Santa Susana High?
Santa Susana High had 1,033 students in 2025.
Is Santa Susana High a elementary school or a high school?
Santa Susana High is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Santa Susana High?
There are 10 schools within 15 km of Santa Susana High; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.