Newport Harbor High

Newport Harbor High

Newport-Mesa Unified School District

Newport Beach, California

2,268 students

High School, Grades 9–12

(949)515-6300 School Website

2,268

Students

23.9:1

S:T Ratio

School Snapshot

Key metrics at a glance

Avg SAT Score

1,250

A-

out of 1600

Good

Avg ACT Score

out of 36

Excellent

AP Courses

courses offered

Excellent

AP Enrollment

34%

C+

of students

Good

Student-Teacher Ratio

24:1

C+

students per teacher

Below Avg

This Week at Newport Harbor High – August 24, 2026

295 students practicing on Varsity Tutors

SAT Prep

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ACT Prep

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MATH

READ

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Science

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Academic Grades

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Academic Resources

Typical courses and practice resources for students at Newport Harbor High

Biology

Cell biology, genetics, evolution, and ecology

AP Biology

College-level biology with lab component

Chemistry

Atomic structure, reactions, and stoichiometry

AP Chemistry

College-level chemistry with lab component

Physics

Mechanics, waves, electricity, and magnetism

AP Physics 1

Algebra-based mechanics and waves

Environmental Science

Ecosystems, human impact, and sustainability

AP Environmental Science

College-level environmental science

World History

Global civilizations from ancient to modern times

AP World History

College-level world history analysis

U.S. History

American history from colonization to present

AP U.S. History

College-level American history

Standardized Test Dates

Upcoming national, state, and school calendar dates that affect students at Newport Harbor 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 28, 2026

SAT — National

Registration deadline

September 1, 2026

ACT — National

Late registration deadline

September 1, 2026

SAT — National

Late registration deadline

September 4, 2026

SAT — National

Score release

+75 more national tests this school year

State Assessments

March 1, 2027 – June 30, 2027

CAASPP — Statewide Window

Testing window

School Milestones

October 1, 2026 – October 15, 2026

Private School Affidavit Filing Window

Other

See the full national test & school calendar

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School Details

Address

600 Irvine Ave., Newport Beach, CA 92663

Phone

(949)515-6300

Website

Visit Website

District

Newport-Mesa Unified School District

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