For the 2026-27 school year, there are 3 public middle schools serving 969 students in Ontario, OR.
The top-ranked public middle schools in Ontario, OR are Annex Charter School, Ontario Middle School and Four Rivers Community School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Ontario, OR public middle schools have an average math proficiency score of 16% (versus the Oregon public middle school average of 29%), and reading proficiency score of 45% (versus the 45% statewide average). Middle schools in Ontario have an average ranking of 4/10, which is in the bottom 50% of Oregon public middle schools.
Minority enrollment is 70% of the student body (majority Hispanic), which is more than the Oregon public middle school average of 39% (majority Hispanic).
Best Public Middle Schools in Ontario, OR (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Annex Charter School
Charter School
(Math: 40-49% | Reading: 50-59%)
Rank:
Rank:
8/
Top 30%10
402 Annex Rd
Ontario, OR 97914
(541) 262-3280
Ontario, OR 97914
(541) 262-3280
Gr: K-12 | 131 students Student-teacher ratio: 16:1 Minority enrollment: 24%
Rank: #22.
Ontario Middle School
(Math: 12% | Reading: 48%)
Rank:
Rank:
4/
Bottom 50%10
573 Sw 2nd Ave
Ontario, OR 97914
(541) 889-5377
Ontario, OR 97914
(541) 889-5377
Gr: 6-8 | 471 students Student-teacher ratio: 15:1 Minority enrollment: 71%
Rank: #33.
Four Rivers Community School
Charter School
(Math: 15-19% | Reading: 35-39%)
Rank:
Rank:
3/
Bottom 50%10
2449 Sw 4th Ave
Ontario, OR 97914
(541) 889-3715
Ontario, OR 97914
(541) 889-3715
Gr: K-12 | 367 students Student-teacher ratio: 18:1 Minority enrollment: 85%
Frequently Asked Questions
What are the top-ranked public middle schools in Ontario, OR?
The top-ranked public middle schools in Ontario, OR include Annex Charter School, Ontario Middle School and Four Rivers Community School.
How many public middle schools are located in Ontario?
3 public middle schools are located in Ontario.
What is the racial composition of students in Ontario?
Ontario public middle schools minority enrollment is 70% of the student body (majority Hispanic), which is more than the Oregon public middle schools average of 39% (majority Hispanic).
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