Thomas Jefferson Senior High

Los Angeles, California

699 students

High School, Grades 9–12

699

Students

21.2:1

S:T Ratio

School Snapshot
Key metrics at a glance
Avg SAT Score

850

C+

out of 1600
Below Avg
Avg ACT Score

23

B+

out of 36
Good
AP Courses

9

B+

courses offered
Good
AP Enrollment

21%

C

of students
Good
Student-Teacher Ratio

21:1

B-

students per teacher
Average
Graduation Rate

84%

A

Excellent
Academic Grades

Select a grade level to explore courses and resources

Academic Pathways

Explore 19 courses in the 2025-26 catalog for Thomas Jefferson Senior High

Standardized Test Dates

Upcoming national, state, and school calendar dates that affect students at Thomas Jefferson Senior High.

National Tests

August 1, 2026 – November 30, 2026

ISEE — Fall Testing Season

Testing window

August 3, 2026 – June 30, 2027

SSAT — Flex Testing

Testing window

August 22, 2026

SAT — National

Test date

August 28, 2026

SAT — National

Registration deadline

September 1, 2026

ACT — National

Late registration deadline

September 1, 2026

SAT — National

Late registration deadline
+76 more national tests this school year

State Assessments

March 1, 2027 – June 30, 2027

CAASPP — Statewide Window

Testing window
CA

School Milestones

October 1, 2026 – October 15, 2026

Private School Affidavit Filing Window

Other
CA
Varsity Tutors

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SAT Prep

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ACT Prep

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1:1 Tutoring

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Practice Hub

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School Details
Teachers & Staff
Directory

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Academic Calendar
2026-27

Important dates, holidays, and school events

School Mission

Jefferson High School will address academic engagement through student-centered strategies, social-emotional engagement through restorative practices, and community engagement through constructive dialogue and inclusive events that elevate the overall quality of life in our surrounding neighborhoods.

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