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 33 public schools serving 17,896 students in Ontario-Montclair School District. This district's average testing ranking is 5/10, which is in the bottom 50% of public schools in California.
51爆料s in Ontario-Montclair School District have an average math proficiency score of 26% (versus the California public school average of 33%), and reading proficiency score of 40% (versus the 47% statewide average).
Minority enrollment is 97% of the student body (majority Hispanic), which is more than the California public school average of 80% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
33 Schools
10,417 Schools
# Students
17,896 Students
5,836,351 Students
# Teachers
859 Teachers
268,443 Teachers
Student : Teacher Ratio
21:1
21:1
District Rank
Ontario-Montclair School District, which is ranked #1074 of all 1,930 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
0.63
# American Indian Students
136 Students
25,834 Students
% American Indian Students
1%
1%
# Asian Students
562 Students
706,211 Students
% Asian Students
3%
12%
# Hispanic Students
15,869 Students
3,270,518 Students
% Hispanic Students
89%
56%
# Black Students
597 Students
286,712 Students
% Black Students
3%
5%
# White Students
541 Students
1,179,835 Students
% White Students
3%
20%
# Hawaiian Students
52 Students
23,773 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
138 Students
334,411 Students
% of Two or more races Students
1%
6%
Students by Grade:
# Students in PK Grade:
-
83
# Students in K Grade:
2,359
523,125
# Students in 1st Grade:
1,739
397,228
# Students in 2nd Grade:
1,869
415,060
# Students in 3rd Grade:
2,009
417,145
# Students in 4th Grade:
1,879
426,889
# Students in 5th Grade:
1,943
431,136
# Students in 6th Grade:
2,034
433,928
# Students in 7th Grade:
2,010
440,614
# Students in 8th Grade:
2,054
442,869
# Students in 9th Grade:
-
466,920
# Students in 10th Grade:
-
477,112
# Students in 11th Grade:
-
470,060
# Students in 12th Grade:
-
494,182
# Ungraded Students:
-
-
District Revenue and Spending
The revenue/student of $19,555 in this school district is less than the state median of $19,942. 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 $18,366. 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
$19,942
Spending / Student
$18,482
$18,366
Best Ontario-Montclair School District 51爆料s (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.
Buena Vista Arts-integrated
(Math: 47% | Reading: 52%)
Rank:
Rank:
8/
Top 30%10
5685 San Bernardino St.
Montclair, CA 91763
(909) 984-9556
Montclair, CA 91763
(909) 984-9556
Grades: K-6
| 353 students
Rank: #33.
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: #44.
Vista Grande Elementary School
(Math: 32% | Reading: 49%)
Rank:
Rank:
7/
Top 50%10
1390 West Francis St.
Ontario, CA 91762
(909) 988-2234
Ontario, CA 91762
(909) 988-2234
Grades: K-6
| 384 students
Rank: #55.
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: #66.
Ramona Elementary School
(Math: 31% | Reading: 43%)
Rank:
Rank:
6/
Top 50%10
4225 Howard St.
Montclair, CA 91763
(909) 627-3411
Montclair, CA 91763
(909) 627-3411
Grades: K-6
| 569 students
Rank: #77.
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: #88.
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: #99.
Corona Elementary School
(Math: 25-29% | Reading: 40-44%)
Rank:
Rank:
6/
Top 50%10
1140 North Corona Ave.
Ontario, CA 91764
(909) 984-6411
Ontario, CA 91764
(909) 984-6411
Grades: K-6
| 403 students
Rank: #1010.
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: #1111.
Elderberry Elementary School
(Math: 31% | Reading: 38%)
Rank:
Rank:
6/
Top 50%10
950 North Elderberry Ave.
Ontario, CA 91762
(909) 986-0108
Ontario, CA 91762
(909) 986-0108
Grades: K-6
| 551 students
Rank: #1212.
Monte Vista Elementary School
(Math: 29% | Reading: 40%)
Rank:
Rank:
5/
Bottom 50%10
4900 Orchard Ave.
Montclair, CA 91763
(909) 626-5046
Montclair, CA 91763
(909) 626-5046
Grades: K-6
| 555 students
Rank: #1313.
Sultana Elementary School
(Math: 27% | Reading: 40%)
Rank:
Rank:
5/
Bottom 50%10
1845 South Sultana Ave.
Ontario, CA 91761
(909) 986-1215
Ontario, CA 91761
(909) 986-1215
Grades: K-6
| 621 students
Rank: #1414.
Moreno Elementary School
(Math: 25% | Reading: 42%)
Rank:
Rank:
5/
Bottom 50%10
4825 Moreno St.
Montclair, CA 91763
(909) 624-2672
Montclair, CA 91763
(909) 624-2672
Grades: K-6
| 435 students
Rank: #1515.
El Camino Elementary School
(Math: 29% | Reading: 36%)
Rank:
Rank:
5/
Bottom 50%10
1525 West Fifth St.
Ontario, CA 91762
(909) 986-6402
Ontario, CA 91762
(909) 986-6402
Grades: K-6
| 478 students
Rank: #1616.
Howard Elementary School
(Math: 26% | Reading: 37%)
Rank:
Rank:
5/
Bottom 50%10
4650 West Howard St.
Montclair, CA 91763
(909) 591-2339
Montclair, CA 91763
(909) 591-2339
Grades: K-6
| 449 students
Rank: #1717.
Montera Elementary School
(Math: 28% | Reading: 33%)
Rank:
Rank:
5/
Bottom 50%10
4825 Bandera St.
Ontario, CA 91762
(909) 445-1062
Ontario, CA 91762
(909) 445-1062
Grades: K-6
| 565 students
Rank: #1818.
Mission Elementary School
(Math: 27% | Reading: 32%)
Rank:
Rank:
5/
Bottom 50%10
5555 Howard St.
Ontario, CA 91762
(909) 627-3010
Ontario, CA 91762
(909) 627-3010
Grades: K-6
| 560 students
Rank: #1919.
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: #2020.
Richard Haynes Elementary School
(Math: 23% | Reading: 33%)
Rank:
Rank:
4/
Bottom 50%10
715 West Francis St.
Ontario, CA 91762
(909) 984-1759
Ontario, CA 91762
(909) 984-1759
Grades: K-6
| 661 students
Rank: #21 - 2221. - 22.
Bon View Elementary School
(Math: 22% | Reading: 33%)
Rank:
Rank:
4/
Bottom 50%10
2121 South Bon View Ave.
Ontario, CA 91761
(909) 947-3932
Ontario, CA 91761
(909) 947-3932
Grades: K-6
| 609 students
Rank: #21 - 2221. - 22.
Lincoln Elementary School
(Math: 22% | Reading: 33%)
Rank:
Rank:
4/
Bottom 50%10
440 North Allyn Ave.
Ontario, CA 91764
(909) 983-9803
Ontario, CA 91764
(909) 983-9803
Grades: K-6
| 538 students
Rank: #2323.
Del Norte Elementary School
(Math: 20-24% | Reading: 30-34%)
Rank:
Rank:
4/
Bottom 50%10
850 Del Norte Ave.
Ontario, CA 91764
(909) 986-9515
Ontario, CA 91764
(909) 986-9515
Grades: K-6
| 448 students
Rank: #2424.
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: #2525.
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: #2626.
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: #2727.
Euclid Elementary School
(Math: 18% | Reading: 34%)
Rank:
Rank:
4/
Bottom 50%10
1120 South Euclid Ave.
Ontario, CA 91762
(909) 984-5119
Ontario, CA 91762
(909) 984-5119
Grades: K-6
| 573 students
Rank: #2828.
Lehigh Elementary School
(Math: 21% | Reading: 30%)
Rank:
Rank:
4/
Bottom 50%10
10200 Lehigh St.
Montclair, CA 91763
(909) 624-5697
Montclair, CA 91763
(909) 624-5697
Grades: K-6
| 449 students
Rank: #2929.
Hawthorne Elementary School
(Math: 20% | Reading: 31%)
Rank:
Rank:
4/
Bottom 50%10
705 West Hawthorne St.
Ontario, CA 91762
(909) 986-6582
Ontario, CA 91762
(909) 986-6582
Grades: K-6
| 559 students
Rank: #3030.
Kingsley Elementary School
(Math: 20% | Reading: 30%)
Rank:
Rank:
4/
Bottom 50%10
5625 Kingsley St.
Montclair, CA 91763
(909) 984-3634
Montclair, CA 91763
(909) 984-3634
Grades: K-6
| 492 students
Rank: #3131.
Berlyn Elementary School
(Math: 17% | Reading: 27%)
Rank:
Rank:
3/
Bottom 50%10
1320 North Berlyn Ave.
Ontario, CA 91764
(909) 986-8995
Ontario, CA 91764
(909) 986-8995
Grades: K-6
| 629 students
Rank: #3232.
Mariposa Elementary School
(Math: 16% | Reading: 18%)
Rank:
Rank:
2/
Bottom 50%10
1605 East D St.
Ontario, CA 91764
(909) 983-4116
Ontario, CA 91764
(909) 983-4116
Grades: K-6
| 567 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
Frequently Asked Questions
How many schools belong to Ontario-Montclair School District?
Ontario-Montclair School District manages 33 public schools serving 17,896 students.
What is the rank of Ontario-Montclair School District?
Ontario-Montclair School District is ranked #1074 out of 1,930 school districts in California (bottom 50%) based off of combined math and reading proficiency testing data for the 2021-2022 school year. This district ranks in the top 20% of California school districts for: Largest student body (number of students) (Top 1%)
What is the racial composition of students in Ontario-Montclair School District?
89% of Ontario-Montclair School District students are Hispanic, 3% of students are Asian, 3% of students are Black, 3% of students are White, 1% of students are American Indian, and 1% of students are Two or more races.
What is the student/teacher ratio of Ontario-Montclair School District?
Ontario-Montclair School District has a student/teacher ratio of 21:1, which is lower than the California state average of 22:1.
What is Ontario-Montclair School District's spending/student ratio?
The school district's spending/student of $18,482 is higher than the state median of $18,366. The school district spending/student has grown by 7% over four school years.
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