Largest Schools in Orange Unified (2025)

Schools with the highest enrollment. Ranked by the Success Index (US) from official American data; 35 schools in Orange Unified, California. Rank positions shown on each profile are within United States and California.

#	School	Sector	Enrollment	Success Index (US)	Key result	Students
1	Canyon High Anaheim · High · Grades 9–12	Public	2,183	63.2 Top 50%	47% Math proficiency	2,183
2	Villa Park High Villa Park · High · Grades 9–12	Public	2,023	41.3 Lower 50%	28% Math proficiency	2,023
3	El Modena High Orange · High · Grades 9–12	Public	1,795	37.0 Lower 50%	27% Math proficiency	1,795
4	Orange High Orange · High · Grades 9–12	Public	1,728	16.4 Lower 50%	12% Math proficiency	1,728
5	El Rancho Charter Anaheim · Middle · Grades 7–8	Charter	1,144	71.0 Top 25%	66% Math proficiency	1,144
6	McPherson Magnet Orange · Elementary · Grades K–8	Public	863	66.2 Top 50%	63% Math proficiency	863
7	Crescent Elementary Anaheim · Elementary · Grades K–6	Public	805	77.8 Top 25%	80% Math proficiency	805
8	Cerro Villa Middle Villa Park · Middle · Grades 7–8	Public	747	46.6 Lower 50%	41% Math proficiency	747
9	California iInspire Academy Orange · Elementary · Grades K–6	Public	699	22.6 Lower 50%	22% Math proficiency	699
10	Lampson Elementary Garden Grove · Elementary · Grades K–6	Public	676	23.4 Lower 50%	32% Math proficiency	676
11	Running Springs Academy Anaheim · Elementary · Grades K–8	Public	643	70.5 Top 25%	67% Math proficiency	643
12	Villa Park Elementary Villa Park · Elementary · Grades K–6	Public	604	72.2 Top 25%	71% Math proficiency	604
13	Nohl Canyon Elementary Anaheim · Elementary · Grades K–6	Public	524	78.2 Top 25%	78% Math proficiency	524
14	Serrano Elementary Villa Park · Elementary · Grades K–6	Public	524	61.2 Top 50%	55% Math proficiency	524
15	Canyon Rim Elementary Anaheim · Elementary · Grades K–6	Public	509	71.7 Top 25%	68% Math proficiency	509
16	Fletcher Mandarin Language & GATE Academy Orange · Elementary · Grades K–6	Public	493	49.9 Lower 50%	45% Math proficiency	493
17	Anaheim Hills Elementary Anaheim · Elementary · Grades K–6	Public	476	77.1 Top 25%	76% Math proficiency	476
18	Jordan Academy of Language and Computer Science Orange · Elementary · Grades K–6	Public	430	25.3 Lower 50%	27% Math proficiency	430
19	Palmyra GATE Magnet Orange · Elementary · Grades K–6	Public	429	38.5 Lower 50%	42% Math proficiency	429
20	Portola Middle Orange · Middle · Grades 7–8	Public	422	15.5 Lower 50%	22% Math proficiency	422
21	Fairhaven Elementary Santa Ana · Elementary · Grades K–6	Public	421	13.9 Lower 50%	22% Math proficiency	421
22	Yorba Middle Orange · Middle · Grades 7–8	Public	418	26.0 Lower 50%	29% Math proficiency	418
23	Cambridge Elementary Orange · Elementary · Grades K–6	Public	415	10.6 Lower 50%	13% Math proficiency	415
24	West Orange Elementary Orange · Elementary · Grades K–6	Public	410	38.1 Lower 50%	42% Math proficiency	410
25	Panorama Elementary Santa Ana · Elementary · Grades K–6	Public	408	73.4 Top 25%	73% Math proficiency	408
26	La Veta Elementary Orange · Elementary · Grades K–6	Public	408	34.1 Lower 50%	39% Math proficiency	408
27	Imperial Elementary Anaheim · Elementary · Grades K–6	Public	389	61.9 Top 50%	57% Math proficiency	389
28	Taft Elementary Orange · Elementary · Grades K–6	Public	387	19.9 Lower 50%	26% Math proficiency	387
29	Handy Elementary Orange · Elementary · Grades K–6	Public	377	30.1 Lower 50%	35% Math proficiency	377
30	Sycamore Elementary Orange · Elementary · Grades K–6	Public	357	22.1 Lower 50%	29% Math proficiency	357
31	Prospect Elementary Orange · Elementary · Grades K–6	Public	332	39.7 Lower 50%	41% Math proficiency	332
32	Chapman Hills Elementary Orange · Elementary · Grades K–6	Public	321	62.6 Top 50%	57% Math proficiency	321
33	Olive Elementary Orange · Elementary · Grades K–6	Public	319	22.4 Lower 50%	21% Math proficiency	319
34	Linda Vista Elementary Orange · Elementary · Grades K–6	Public	289	63.1 Top 50%	59% Math proficiency	289
35	Esplanade Elementary Orange · Elementary · Grades K–6	Public	288	12.7 Lower 50%	17% Math proficiency	288

Canyon High in Anaheim leads the 2025 list of largest schools in Orange Unified with Enrollment 2,183. Of the 35 schools shown, 34 are public, 1 are charter.

For the full picture see the wider California largest schools rankings, every school on the Orange Unified page, or the comparison tool to put a shortlist side by side.

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Frequently asked questions

What is the best largest school in Orange Unified?

Canyon High in Anaheim, California ranks first among largest schools in Orange Unified with Enrollment 2,183 (Enrollment: 2,183).

How are largest schools in Orange Unified ranked?

Schools with the highest enrollment. Only schools eligible for the Success Index (US) are included; the index is shown alongside for context.

Are these 2025 rankings official?

No. They are computed by Success Tutoring from official American data (Urban Institute Education Data Portal (NCES CCD, EDFacts); NCES Common Core of Data). States set their own assessments and proficiency cut scores, so proficiency rates are most comparable within a state. Use the state rankings for like-for-like comparisons.