For the 2025-26 school year, there are 7 public middle schools serving 1,547 students in Grant County, OR.
The top-ranked public middle schools in Grant County, OR are Grant Union Junior/senior High School, Long Creek School and Dayville School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Grant County, OR public middle schools have an average math proficiency score of 33% (versus the Oregon public middle school average of 29%), and reading proficiency score of 47% (versus the 45% statewide average). Middle schools in Grant County have an average ranking of 7/10, which is in the top 50% of Oregon public middle schools.
Minority enrollment is 27% of the student body (majority Hispanic), which is less than the Oregon public middle school average of 38% (majority Hispanic).
Best Public Middle Schools in Grant County (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Grant Union Junior/senior High School
(Math: 40-44% | Reading: 55-59%)
Rank:
Rank:
9/
Top 20%10
911 S Canyon Blvd
John Day, OR 97845
(541) 575-1799
John Day, OR 97845
(541) 575-1799
Gr: 7-12 | 204 students Student-teacher ratio: 11:1 Minority enrollment: 11%
Rank: #22.
Long Creek School
(Math: <50% | Reading: ≥50%)
Rank:
Rank:
8/
Top 30%10
375 E Main
Long Creek, OR 97856
(541) 508-9164
Long Creek, OR 97856
(541) 508-9164
Gr: PK-12 | 19 students Student-teacher ratio: 4:1 Minority enrollment: 37%
Rank: #33.
Dayville School
(Math: 21-39% | Reading: 60-79%)
Rank:
Rank:
8/
Top 30%10
285 School House Rd
Dayville, OR 97825
(541) 987-2412
Dayville, OR 97825
(541) 987-2412
Gr: PK-12 | 46 students Student-teacher ratio: 7:1 Minority enrollment: 15%
Rank: #44.
Oregon Connections Academy
Charter School
(Math: 35% | Reading: 48%)
Rank:
Rank:
7/
Top 50%10
740 S Overholt Ave
Prairie City, OR 97869
(541) 820-3314
Prairie City, OR 97869
(541) 820-3314
Gr: K-12 | 942 students Student-teacher ratio: 24:1 Minority enrollment: 35%
Rank: #55.
Prairie City School
(Math: 20-24% | Reading: 30-34%)
Rank:
Rank:
3/
Bottom 50%10
740 Overholt St
Prairie City, OR 97869
(541) 820-3314
Prairie City, OR 97869
(541) 820-3314
Gr: K-12 | 245 students Student-teacher ratio: 11:1 Minority enrollment: 8%
Rank: #66.
Monument School
(Math: ≤10% | Reading: 21-39%)
Rank:
Rank:
1/
Bottom 50%10
127 North St
Monument, OR 97864
(541) 934-2646
Monument, OR 97864
(541) 934-2646
Gr: K-12 | 54 students Student-teacher ratio: 8:1 Minority enrollment: 19%
Rank: n/an/a
Virtual Preparatory Academy Of Oregon
Charter School
740 S Overholt St
Prairie City, OR 97869
(541) 304-2202
Prairie City, OR 97869
(541) 304-2202
Gr: K-12 | 37 students Student-teacher ratio: 6:1 Minority enrollment: 46%
Grant County Public Schools (Closed)
School
Location
Quick Facts
Blue Mountain Alternative High School (Closed 2013)
Alternative School
116 Nw Bridge St 8
John Day, OR 97845
(541) 575-4244
John Day, OR 97845
(541) 575-4244
Gr: 7-12 | 15 students Student-teacher ratio: 15:1 Minority enrollment: 33%
350 School Ln
Mount Vernon, OR 97865
(541) 932-4733
Mount Vernon, OR 97865
(541) 932-4733
Gr: 6-8 | 127 students Student-teacher ratio: 13:1 Minority enrollment: 13%
Frequently Asked Questions
What are the top-ranked public middle schools in Grant County, OR?
The top-ranked public middle schools in Grant County, OR include Grant Union Junior/senior High School, Long Creek School and Dayville School.
How many public middle schools are located in Grant County?
7 public middle schools are located in Grant County.
What is the racial composition of students in Grant County?
Grant County public middle schools minority enrollment is 27% of the student body (majority Hispanic), which is less than the Oregon public middle schools average of 38% (majority Hispanic).
Recent Articles
Public School Open House & Enrollment Season Guide
A parent-focused guide to the public school open house and enrollment season, with expert questions, timelines, and decision tips.
School Supply Budget 2026: Fees, Books, Tech Costs
School Supply Budget 2026 guide for parents, covering fees, textbooks, technology, and hidden extras to plan ahead.
Education Funding in America (2025 Update)
Comprehensive 2025 update on public school funding in America, new federal and state policies, per-pupil spending, and equity challenges.