New Mexico Military Institute Photo - The Centennial Flame honoring all NMMI alumni past and present burns brightly to underscore the Institute motto: Duty, Honor, Achievement.

Best New Mexico Boarding Schools (2026-27)

For the 2026-27 school year, there are 1 college-prep and junior boarding schools serving 871 students located throughout New Mexico.

Historical Statistics Overview

This State (NM)
US
# Schools
1 Schools
271 Schools
# Students
871 Students
107,111 Students

Academics and Faculty

This State (NM)
US
Average Student-Teacher Ratio
15:1
8:1
% Faculty with Advanced Degree
90%
69%

Academic Programs

This State (NM)
US
Avg. AP Courses
209
22
Avg. IB Courses
n/a
28
Avg. Class Size
15
13

Academic Performance

This State (NM)
US
Avg. SAT Score
n/a
1270
Avg. ACT Score
23
27
Avg. Acceptance Rate
85%
59%

Tuition and Finances

This State (NM)
US
Avg. Tuition (Boarding)
$23,218
$64,480
Avg. Tuition (Day)
n/a
$38,054
Avg. Tuition (International)
$31,344
$62,481
Avg. Financial Aid Rate
90%
42%
Avg. Financial Aid Grant
$6,000
$26,973
Avg. Endowment
$45 MM
$83 MM

Student Diversity

This State (NM)
US
% Students of Color
67%
30%
% International Students
27%
27%
% Boarding Students
100%
59%

Top New Mexico Boarding Schools (2026-27)

School
Location
Quick Facts
101 West College Blvd
Roswell, NM 88201
(800) 421-5376
Gr: 9-12, PG | 871 students Student-teacher ratio: 15:1 Avg. class size: 15 students Acceptance rate: 85% Tuition listed

Frequently Asked Questions

How many boarding schools are located in New Mexico?
There is 1 college-preparatory boarding schools located in New Mexico.
What is the oldest boarding school in New Mexico?
New Mexico Military Institute, founded in 1891, is the oldest boarding school in New Mexico.

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