For the 2026 school year, there are 2 public high schools serving 177 students in Union County, NM.
The top-ranked public high schools in Union County, NM are Des Moines High School and Clayton High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Union County, NM public high schools have an average math proficiency score of 35% (versus the New Mexico public high school average of 21%), and reading proficiency score of 49% (versus the 35% statewide average). High schools in Union County have an average ranking of 10/10, which is in the top 10% of New Mexico public high schools.
Union County, NM public high school have a Graduation Rate of 84%, which is more than the New Mexico average of 76%.
The school with highest graduation rate is Clayton High School, with 80-89% graduation rate. Read more about public school graduation rate statistics in New Mexico or national school graduation rate statistics.
Minority enrollment is 56% of the student body (majority Hispanic), which is less than the New Mexico public high school average of 79% (majority Hispanic).
Best Public High Schools in Union County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
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 | 58 students Student-teacher ratio: 8:1 Minority enrollment: 29%
Rank: #22.
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 | 119 students Student-teacher ratio: 13:1 Minority enrollment: 69%
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%
224 Spruce St
Clayton, NM 88415
(575) 374-9611
Clayton, NM 88415
(575) 374-9611
Gr: 5-6 | 54 students Student-teacher ratio: 9:1 Minority enrollment: 69%
Frequently Asked Questions
What are the top-ranked public high schools in Union County, NM?
The top-ranked public high schools in Union County, NM include Des Moines High School and Clayton High School.
How many public high schools are located in Union County?
2 public high schools are located in Union County.
What is the racial composition of students in Union County?
Union County public high schools minority enrollment is 56% of the student body (majority Hispanic), which is less than the New Mexico public high schools average of 79% (majority Hispanic).
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