Ontario-Montclair School District

34 public schools · Ontario, CA

Subject percentages show the share of students who met or exceeded the state standard.

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Arroyo Elementary
Grades K–8 · Ontario-Montclair
30%
−9 vs state
40%
−8 vs state
21%
−14 vs state
6% Average of math, English and science: 24% in 2022-23 → 30% in 2025-26 76% 493 Hispanic 90%
Berlyn Elementary
Grades K–6 · Ontario-Montclair
21%
−20 vs state
35%
−12 vs state
19%
−16 vs state
Average of math, English and science: 25% in 2022-23 → 25% in 2025-26 92% 639 Hispanic 91%
Bon View Elementary
Grades K–6 · Ontario-Montclair
30%
−10 vs state
33%
−14 vs state
16%
−20 vs state
Average of math, English and science: 24% in 2022-23 → 26% in 2025-26 92% 598 Hispanic 88%
Buena Vista Arts-Integrated
Grades K–6 · Ontario-Montclair
64%
+23 vs state
57%
+10 vs state
66%
+31 vs state
10% Average of math, English and science: 52% in 2022-23 → 62% in 2025-26 69% 369 Hispanic 86%
Central Language Academy
Grades K–8 · Ontario-Montclair
38%
−2 vs state
49%
+1 vs state
25%
−10 vs state
7% Average of math, English and science: 30% in 2022-23 → 37% in 2025-26 65% 736 Hispanic 90%
Corona Elementary
Grades K–6 · Ontario-Montclair
44%
+3 vs state
51%
+5 vs state
23%
−12 vs state
3% Average of math, English and science: 43% in 2022-23 → 40% in 2025-26 91% 414 Hispanic 93%
De Anza Middle
Grades 7–8 · Ontario-Montclair
35%
−1 vs state
45%
−5 vs state
21%
−15 vs state
3% Average of math, English and science: 31% in 2022-23 → 34% in 2025-26 90% 510 Hispanic 92%
Del Norte Elementary
Grades K–6 · Ontario-Montclair
26%
−15 vs state
40%
−7 vs state
18%
−17 vs state
3% Average of math, English and science: 25% in 2022-23 → 28% in 2025-26 93% 428 Hispanic 86%
Edison Elementary
Grades K–8 · Ontario-Montclair
70%
+30 vs state
77%
+30 vs state
59%
+23 vs state
8% Average of math, English and science: 61% in 2022-23 → 69% in 2025-26 73% 736 Hispanic 76%
El Camino Elementary
Grades K–6 · Ontario-Montclair
42%
+1 vs state
43%
−4 vs state
24%
−12 vs state
8% Average of math, English and science: 28% in 2022-23 → 36% in 2025-26 90% 476 Hispanic 84%
Elderberry Elementary
Grades K–6 · Ontario-Montclair
58%
+17 vs state
53%
+6 vs state
38%
+3 vs state
22% Average of math, English and science: 27% in 2022-23 → 49% in 2025-26 92% 544 Hispanic 90%
Euclid Elementary
Grades K–6 · Ontario-Montclair
36%
−5 vs state
42%
−5 vs state
16%
−20 vs state
9% Average of math, English and science: 22% in 2022-23 → 31% in 2025-26 89% 572 Hispanic 92%
Hawthorne Elementary
Grades K–6 · Ontario-Montclair
31%
−10 vs state
38%
−8 vs state
21%
−15 vs state
4% Average of math, English and science: 26% in 2022-23 → 30% in 2025-26 83% 549 Hispanic 87%
Howard Elementary
Grades K–6 · Ontario-Montclair
41%
±0 vs state
47%
+1 vs state
32%
−4 vs state
11% Average of math, English and science: 29% in 2022-23 → 40% in 2025-26 89% 433 Hispanic 85%
Kingsley Elementary
Grades K–6 · Ontario-Montclair
24%
−16 vs state
38%
−9 vs state
14%
−21 vs state
Average of math, English and science: 26% in 2022-23 → 25% in 2025-26 91% 494 Hispanic 92%
Lehigh Elementary
Grades K–6 · Ontario-Montclair
29%
−12 vs state
36%
−11 vs state
26%
−9 vs state
7% Average of math, English and science: 23% in 2022-23 → 30% in 2025-26 94% 477 Hispanic 93%
Lincoln Elementary
Grades K–6 · Ontario-Montclair
27%
−13 vs state
31%
−16 vs state
21%
−14 vs state
Average of math, English and science: 26% in 2022-23 → 26% in 2025-26 90% 530 Hispanic 89%
Mariposa Elementary
Grades K–6 · Ontario-Montclair
23%
−18 vs state
32%
−14 vs state
20%
−16 vs state
4% Average of math, English and science: 21% in 2022-23 → 25% in 2025-26 95% 537 Hispanic 86%
Mission Elementary
Grades K–6 · Ontario-Montclair
33%
−8 vs state
39%
−7 vs state
23%
−13 vs state
3% Average of math, English and science: 29% in 2022-23 → 32% in 2025-26 88% 571 Hispanic 89%
Monte Vista Elementary
Grades K–6 · Ontario-Montclair
57%
+17 vs state
65%
+18 vs state
36%
+1 vs state
9% Average of math, English and science: 44% in 2022-23 → 53% in 2025-26 85% 535 Hispanic 88%
Montera Elementary
Grades K–6 · Ontario-Montclair
46%
+5 vs state
51%
+4 vs state
28%
−7 vs state
10% Average of math, English and science: 32% in 2022-23 → 42% in 2025-26 87% 564 Hispanic 77%
Moreno Elementary
Grades K–6 · Ontario-Montclair
46%
+5 vs state
48%
+1 vs state
28%
−7 vs state
6% Average of math, English and science: 35% in 2022-23 → 41% in 2025-26 80% 428 Hispanic 89%
Oaks Middle
Grades 7–8 · Ontario-Montclair
33%
−4 vs state
52%
+2 vs state
36%
±0 vs state
5% Average of math, English and science: 35% in 2022-23 → 40% in 2025-26 90% 668 Hispanic 89%
Online Academy
Grades K–8 Alternative · Ontario-Montclair
57%
+18 vs state
68%
+19 vs state
44%
+8 vs state
23% Average of math, English and science: 33% in 2022-23 → 56% in 2025-26 92% 125 Hispanic 80%
Ramona Elementary
Grades K–6 · Ontario-Montclair
41%
+1 vs state
54%
+7 vs state
31%
−4 vs state
10% Average of math, English and science: 32% in 2022-23 → 42% in 2025-26 88% 556 Hispanic 96%
Ray Wiltsey Middle
Grades 6–8 · Ontario-Montclair
31%
−6 vs state
50%
±0 vs state
25%
−10 vs state
8% Average of math, English and science: 27% in 2022-23 → 35% in 2025-26 95% 727 Hispanic 89%
Richard Haynes Elementary
Grades K–6 · Ontario-Montclair
29%
−12 vs state
35%
−11 vs state
15%
−20 vs state
9% Average of math, English and science: 35% in 2022-23 → 26% in 2025-26 89% 641 Hispanic 89%
Serrano Middle
Grades 7–8 · Ontario-Montclair
43%
+6 vs state
55%
+5 vs state
27%
−9 vs state
7% Average of math, English and science: 34% in 2022-23 → 41% in 2025-26 91% 657 Hispanic 89%
Student Outreach & Academic Renaissance Academy
Grades 4–8 Alternative · Ontario-Montclair
0%
8%
— Not enough years of data — —
Sultana Elementary
Grades K–6 · Ontario-Montclair
28%
−13 vs state
38%
−9 vs state
23%
−12 vs state
Average of math, English and science: 28% in 2022-23 → 30% in 2025-26 88% 589 Hispanic 91%
Vernon Middle
Grades 7–8 · Ontario-Montclair
28%
−9 vs state
44%
−6 vs state
22%
−13 vs state
4% Average of math, English and science: 27% in 2022-23 → 31% in 2025-26 86% 580 Hispanic 89%
Vina Danks Middle
Grades 7–8 · Ontario-Montclair
22%
−15 vs state
39%
−11 vs state
24%
−12 vs state
5% Average of math, English and science: 23% in 2022-23 → 28% in 2025-26 90% 544 Hispanic 91%
Vineyard Elementary
Grades K–8 · Ontario-Montclair
33%
−6 vs state
43%
−6 vs state
29%
−7 vs state
Average of math, English and science: 33% in 2022-23 → 35% in 2025-26 87% 562 Hispanic 90%
Vista Grande Elementary
Grades K–6 · Ontario-Montclair
55%
+14 vs state
53%
+6 vs state
41%
+6 vs state
5% Average of math, English and science: 44% in 2022-23 → 49% in 2025-26 78% 358 Hispanic 78%

Overall change: average of the three subjects, latest year vs. 3 years earlier (↑4% means the average rate went up 4 points, e.g. 82% → 86%; — means within ±2%). Low income = eligible for free or reduced-price lunch.