For the 2026-27 school year, there are 6 public schools serving 482 students in Union County, NM.
The top-ranked public schools in Union County, NM are Des Moines Elementary School, Kiser Elementary School and Des Moines High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Union County, NM public schools have an average math proficiency score of 38% (versus the New Mexico public school average of 25%), and reading proficiency score of 49% (versus the 34% statewide average). Schools in Union County have an average ranking of 10/10, which is in the top 10% of New Mexico public schools.
Minority enrollment is 55% of the student body (majority Hispanic), which is less than the New Mexico public school average of 81% (majority Hispanic).
Best Public Schools in Union County (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Des Moines Elementary School
(Math: 60-79% | Reading: 60-79%)
Rank:
Rank:
10/
Top 5%10
500 Des Moines Avenue
Des Moines, NM 88418
(575) 278-2611
Des Moines, NM 88418
(575) 278-2611
Gr: PK-6 | 82 students Student-teacher ratio: 9:1 Minority enrollment: 38%
Rank: #22.
Kiser Elementary School
(Math: 50-59% | Reading: 50-59%)
Rank:
Rank:
10/
Top 10%10
224 Spruce St
Clayton, NM 88415
(575) 374-9611
Clayton, NM 88415
(575) 374-9611
Gr: 5-6 | 63 students Student-teacher ratio: 13:1 Minority enrollment: 68%
Rank: #33.
Des Moines High School
(Math: 40-59% | Reading: 40-59%)
Rank:
Rank:
9/
Top 20%10
500 Des Moines Avenue
Des Moines, NM 88418
(575) 278-2611
Des Moines, NM 88418
(575) 278-2611
Gr: 7-12 | 50 students Student-teacher ratio: 7:1 Minority enrollment: 26%
Rank: #4 - 54. - 5.
Alvis Elementary School
(Math: 30-39% | Reading: 40-49%)
Rank:
Rank:
8/
Top 30%10
404 Aspen St
Clayton, NM 88415
(575) 374-9611
Clayton, NM 88415
(575) 374-9611
Gr: PK-4 | 152 students Student-teacher ratio: 12:1 Minority enrollment: 63%
Rank: #4 - 54. - 5.
Clayton Junior High School
(Math: 30-39% | Reading: 40-49%)
Rank:
Rank:
8/
Top 30%10
224 Spruce St
Clayton, NM 88415
(575) 374-9611
Clayton, NM 88415
(575) 374-9611
Gr: 7-8 | 61 students Student-teacher ratio: 9:1 Minority enrollment: 69%
Rank: #66.
Clayton High School
(Math: ≤20% | Reading: 40-59%)
Rank:
Rank:
7/
Top 50%10
323 South 5th St
Clayton, NM 88415
(575) 374-9611
Clayton, NM 88415
(575) 374-9611
Gr: 9-12 | 121 students Student-teacher ratio: 8:1 Minority enrollment: 66%
Union County Public Schools (Closed)
School
Location
Quick Facts
Amistad Charter (Closed 2009)
Charter School
P.o. Box 168
Amistad, NM 88410
(505) 633-2283
Amistad, NM 88410
(505) 633-2283
Gr: PK-8 | 26 students Minority enrollment: 35%
Frequently Asked Questions
What are the top-ranked public schools in Union County, NM?
The top-ranked public schools in Union County, NM include Des Moines Elementary School, Kiser Elementary School and Des Moines High School.
How many public schools are located in Union County?
5 public schools are located in Union County.
What is the racial composition of students in Union County?
Union County public schools minority enrollment is 55% of the student body (majority Hispanic), which is less than the New Mexico public schools average of 81% (majority Hispanic).
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