Thomas Jefferson High School

Denver, Colorado

1,329 students

High School, Grades 9–12

1,329

Students

17.9:1

S:T Ratio

School Snapshot
Key metrics at a glance
Avg SAT Score

1,150

B+

out of 1600
Good
Avg ACT Score

25

A-

out of 36
Good
AP Courses

12

A-

courses offered
Good
AP Enrollment

38%

C+

of students
Excellent
Student-Teacher Ratio

18:1

B

students per teacher
Average
Graduation Rate

80%

A

Excellent
Reading Proficiency

61%

B+

Good
Math Proficiency

35%

C+

Below Avg
Academic Grades

Select a grade level to explore courses and resources

Academic Pathways

Explore 139 courses in the 2025-26 catalog for Thomas Jefferson High School

Standardized Test Dates

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

National Tests

April 21, 2026 – May 29, 2026

ACT — School Day - Late Spring Online

Score release

May 14, 2026 – May 28, 2026

SAT — School Day

Score release

May 16, 2026 – May 30, 2026

SAT Score Release Date

Score release

May 22, 2026

AP Computer Science A *Late

Test date

May 22, 2026

AP Environmental Science *Late

Test date

May 22, 2026

AP German Language and Culture *Late

Test date
+49 more national tests this school year

School Milestones

May 14, 2026 – May 28, 2026

Graduation

Other
CO

May 21, 2026 – May 29, 2026

School End/Summer Start

Other

May 28, 2026 – May 29, 2026

School End/Summer Start

Other
CO

May 28, 2026

School End/Summer Start

Other

June 4, 2026

School End/Summer Start

Other
After Thomas Jefferson High
Where graduates go and what they study
Popular Colleges
1

Colorado State University

2

University of Colorado Boulder

3

Metropolitan State University of Denver

4

University of Colorado Denver

5

University of Denver

6

University of Northern Colorado

7

University of Colorado - Colorado Springs

8

Colorado Mesa University

Popular Majors
1

Business

2

Psychology

3

Nursing

4

Biology

5

Computer Science

6

Pre-Medicine Studies

7

Mechanical Engineering

8

Marketing

Varsity Tutors

Unlock Academic Success

Personalized learning support for Thomas Jefferson High School learners
SAT Prep

Practice tests, flashcards, and AI-powered study tools

ACT Prep

Master all four sections with targeted practice

Study Coach

Get instant help with homework and practice problems 24/7

1:1 Tutoring

Match with expert tutors in Denver

Live Classes

Join interactive group sessions with expert instructors

Practice Hub

Thousands of flashcards and learning resources

School Details
Academic Calendar
2025-2026

Important dates, holidays, and school events

Need Academic Help?

Get matched with expert tutors for any subject

Find a Tutor