Top Rankings
Ontario-Montclair School District ranks among the top 20% of public school district in California for:
Category
Attribute
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 11 public middle schools serving 6,448 students in Ontario-Montclair School District. This district's average middle testing ranking is 6/10, which is in the top 50% of public middle schools in California.
Public Middle Schools in Ontario-Montclair School District have an average math proficiency score of 26% (versus the California public middle school average of 31%), and reading proficiency score of 45% (versus the 46% statewide average).
Minority enrollment is 97% of the student body (majority Hispanic), which is more than the California public middle school average of 78% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
33 Schools
3,501 Schools
# Students
17,896 Students
1,854,363 Students
# Teachers
859 Teachers
87,821 Teachers
Student : Teacher Ratio
21:1
21:1
District Rank
Ontario-Montclair School District, which is ranked #1072 of all 1,925 school districts in California (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
Overall District Rank
#1040 out of 1941 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
26%
33%
Reading/Language Arts Test Scores (% Proficient)
40%
47%
Science Test Scores (% Proficient)
20%
29%
Students by Ethnicity:
Diversity Score
0.21
0.64
# American Indian Students
136 Students
9,887 Students
% American Indian Students
1%
1%
# Asian Students
562 Students
201,760 Students
% Asian Students
3%
11%
# Hispanic Students
15,869 Students
1,009,980 Students
% Hispanic Students
89%
55%
# Black Students
597 Students
97,908 Students
% Black Students
3%
5%
# White Students
541 Students
413,325 Students
% White Students
3%
22%
# Hawaiian Students
52 Students
7,600 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
138 Students
109,003 Students
% of Two or more races Students
1%
6%
Students by Grade:
# Students in PK Grade:
-
83
# Students in K Grade:
2,359
90,358
# Students in 1st Grade:
1,739
70,728
# Students in 2nd Grade:
1,869
73,359
# Students in 3rd Grade:
2,009
73,090
# Students in 4th Grade:
1,879
76,068
# Students in 5th Grade:
1,943
82,191
# Students in 6th Grade:
2,034
289,122
# Students in 7th Grade:
2,010
439,549
# Students in 8th Grade:
2,054
441,705
# Students in 9th Grade:
-
59,696
# Students in 10th Grade:
-
51,846
# Students in 11th Grade:
-
51,149
# Students in 12th Grade:
-
55,419
# Ungraded Students:
-
-
District Revenue and Spending
The revenue/student of $19,555 in this school district is less than the state median of $19,974. The school district revenue/student has grown by 7% over four school years.
The school district's spending/student of $18,482 is higher than the state median of $18,396. The school district spending/student has grown by 7% over four school years.
Total Revenue
$350 MM
$116,387 MM
Spending
$331 MM
$107,188 MM
Revenue / Student
$19,555
$19,974
Spending / Student
$18,482
$18,396
Best Ontario-Montclair School District Public Middle Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Edison Elementary School
(Math: 58% | Reading: 69%)
Rank:
Rank:
9/
Top 20%10
515 East Sixth St.
Ontario, CA 91764
(909) 984-5618
Ontario, CA 91764
(909) 984-5618
Grades: K-8
| 729 students
Rank: #22.
Serrano Middle School
(Math: 34% | Reading: 51%)
Rank:
Rank:
7/
Top 50%10
4725 San Jose St.
Montclair, CA 91763
(909) 624-0029
Montclair, CA 91763
(909) 624-0029
Grades: 7-8
| 623 students
Rank: #33.
Oaks Middle School
(Math: 26% | Reading: 52%)
Rank:
Rank:
6/
Top 50%10
1221 South Oaks Ave.
Ontario, CA 91762
(909) 988-2050
Ontario, CA 91762
(909) 988-2050
Grades: 7-8
| 682 students
Rank: #44.
Central Language Academy
(Math: 25% | Reading: 49%)
Rank:
Rank:
6/
Top 50%10
415 East G St.
Ontario, CA 91764
(909) 983-8522
Ontario, CA 91764
(909) 983-8522
Grades: K-8
| 733 students
Rank: #55.
De Anza Middle School
(Math: 28% | Reading: 42%)
Rank:
Rank:
6/
Top 50%10
1450 South Sultana Ave.
Ontario, CA 91761
(909) 986-8577
Ontario, CA 91761
(909) 986-8577
Grades: 7-8
| 504 students
Rank: #66.
Vineyard Elementary School
(Math: 30% | Reading: 40%)
Rank:
Rank:
6/
Top 50%10
1500 East Sixth St.
Ontario, CA 91764
(909) 984-2306
Ontario, CA 91764
(909) 984-2306
Grades: K-8
| 594 students
Rank: #77.
Vernon Middle School
(Math: 17% | Reading: 44%)
Rank:
Rank:
4/
Bottom 50%10
9775 Vernon Ave.
Montclair, CA 91763
(909) 624-5036
Montclair, CA 91763
(909) 624-5036
Grades: 7-8
| 590 students
Rank: #88.
Arroyo Elementary School
(Math: 21% | Reading: 33%)
Rank:
Rank:
4/
Bottom 50%10
1700 East Seventh St.
Ontario, CA 91764
(909) 985-1012
Ontario, CA 91764
(909) 985-1012
Grades: K-8
| 499 students
Rank: #99.
Vina Danks Middle School
(Math: 17% | Reading: 37%)
Rank:
Rank:
4/
Bottom 50%10
1020 North Vine Ave.
Ontario, CA 91762
(909) 983-2691
Ontario, CA 91762
(909) 983-2691
Grades: 7-8
| 607 students
Rank: #1010.
Ray Wiltsey Middle School
(Math: 17% | Reading: 36%)
Rank:
Rank:
4/
Bottom 50%10
1450 East G St.
Ontario, CA 91764
(909) 986-5838
Ontario, CA 91764
(909) 986-5838
Grades: 6-8
| 741 students
Rank: n/an/a
Online Academy
Alternative School
1515 South Bon View Ave.
Ontario, CA 91762
(909) 418-6436
Ontario, CA 91762
(909) 418-6436
Grades: K-8
| 146 students
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