Organ Mountain High School

Las Cruces Public Schools

Las Cruces, New Mexico

1,980 students

High School, Grades 9–12

(575)527-9430

1,980

Students

19:1

S:T Ratio

School Snapshot

Key metrics at a glance

Avg SAT Score

1,010

out of 1600

Average

Avg ACT Score

out of 36

Average

AP Courses

A+

courses offered

Excellent

AP Enrollment

19%

of students

Average

Student-Teacher Ratio

19:1

B-

students per teacher

Average

This Week at Organ Mountain – August 24, 2026

257 students practicing on Varsity Tutors

SAT Prep

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students

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ACT Prep

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MATH

READ

SCI

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Science

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Explore practice resources for Organ Mountain students

Academic Grades

Select a grade level to explore courses and resources

Academic Resources

Typical courses and practice resources for students at Organ Mountain High School

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 Organ Mountain High School.

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 15, 2027 – April 30, 2027

NM-MSSA — SLA

Testing window

See the full national test & school calendar

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ACT Prep

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School Details

Address

5700 Mesa Grande Dr, Las Cruces, NM 88011

Phone

(575)527-9430

District

Las Cruces Public Schools

Academic Calendar

2025-26

Important dates, holidays, and school events

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Other Schools in District

Highland Elementary

Hermosa Heights Elementary

Cesar Chavez Elementary

Columbia Elementary

University Hills Elementary

Las Cruces High