Schools in Ontario, Oregon (2025)
7 schools · 2,668 students · 5 public, 2 charter · median Enrollment 355.
Ranked schools in Ontario
Ordered by Success Index (US). Rank positions shown on each profile are within United States and Oregon.
- 142Ontario Middle SchoolOntario · Public Middle43% Math proficiency · 471 students
- 230Alameda Intermediate SchoolOntario · Public Elementary38% Math proficiency · 355 students
- 328Ontario High SchoolOntario · Public High17% Math proficiency · 709 students
- 423May Roberts Primary SchoolOntario · Public Elementary27% Math proficiency · 302 students
- 520Aiken Elementary SchoolOntario · Public Elementary27% Math proficiency · 333 students
| # | School | Sector | Success Index (US) | Key result | Students |
|---|---|---|---|---|---|
| 1 | Ontario Middle School Ontario · Middle · Grades 6–8 | Public | 42.3 Lower 50% | 43% Math proficiency | 471 |
| 2 | Alameda Intermediate School Ontario · Elementary · Grades 4–5 | Public | 29.9 Lower 50% | 38% Math proficiency | 355 |
| 3 | Ontario High School Ontario · High · Grades 9–12 | Public | 27.7 Lower 50% | 17% Math proficiency | 709 |
| 4 | May Roberts Primary School Ontario · Elementary · Grades K–1 | Public | 23.0 Lower 50% | 27% Math proficiency | 302 |
| 5 | Aiken Elementary School Ontario · Elementary · Grades 2–3 | Public | 19.6 Lower 50% | 27% Math proficiency | 333 |
Other schools in Ontario
Schools without a rank: fewer than 60 students, no published Enrollment, or a school type that is not scored.
Compare the top 4 schools in Ontario side by side →
Other places in Oregon
- Portland(149)
- Salem(55)
- Eugene(51)
- Beaverton(34)
- Hillsboro(30)
- Bend(30)
- Gresham(23)
- Medford(21)
- Springfield(21)
- Albany(20)
- Grants Pass(19)
- Milwaukie(19)
- Klamath Falls(16)
- Roseburg(14)
- Corvallis(13)
- Lake Oswego(13)
- Oregon City(12)
- Redmond(11)
- Keizer(11)
- Tigard(11)
- Woodburn(10)
- Baker City(10)
- Silverton(10)
- West Linn(10)
- Coos Bay(9)
- Hermiston(9)
- Lebanon(9)
- Newberg(9)
- Pendleton(8)
- Central Point(8)
- Forest Grove(8)
- McMinnville(8)
- Happy Valley(8)
- Ashland(7)
- Sherwood(7)
- Tualatin(7)
- Astoria(6)
- Tillamook(6)
- Canby(6)
- Prineville(6)
- Dallas(6)
- Eagle Point(6)
- Hood River(6)
- Clackamas(6)
- Cottage Grove(6)
- Sweet Home(6)
- Wilsonville(6)
- Aloha(5)
- La Grande(5)
- The Dalles(5)
- Madras(5)
- Molalla(5)
- Philomath(5)
- Fairview(5)
- Troutdale(5)
- St Helens(5)
- Vale(4)
- Florence(4)
- Amity(4)
- LaPine(4)
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Frequently asked questions
What is the best school in Ontario?
Ontario Middle School is the highest-ranked school in Ontario with a Success Index (US) of 42.3 out of 100 (Lower 50% of middle schools in United States).
How many schools are in Ontario?
Ontario has 7 schools (1 middle, 3 elementary, 1 high, 2 other) educating 2,668 students in 2025.
What is the typical Enrollment in Ontario?
The median Enrollment across schools in Ontario is 355. Students enrolled in the latest NCES directory year.