allk12 · Rankings · Largest · California · Orange County

The largest public schools in Orange County, California

606 public schools in Orange County, California appear in this ranking of the largest public schools, ranked by total student enrollment, excluding online and virtual schools. Fountain Valley High leads the list at 3,171, against a median of 524 across the ranked schools.

Use the search box to find a specific school within this ranking, sort by any column, or export the full list. Built from NCES and state data for 2024-25.

Schools ranked

606

Orange County, California

Top Students

3,171

Median Students

524

LARGEST · ORANGE COUNTY, CALIFORNIA

#	School	City	District	Level	Students
1	Fountain Valley High	Fountain Valley, CA	Huntington Beach Union High	High	3,171
2	Los Alamitos High	Los Alamitos, CA	Los Alamitos Unified	High	2,915
3	Arnold O. Beckman High	Irvine, CA	Tustin Unified	High	2,776
4	San Clemente High	San Clemente, CA	Capistrano Unified	High	2,740
5	Portola High	Irvine, CA	Irvine Unified	High	2,693
6	Cypress High	Cypress, CA	Anaheim Union High	High	2,685
7	Anaheim High	Anaheim, CA	Anaheim Union High	High	2,667
8	Huntington Beach High	Huntington Beach, CA	Huntington Beach Union High	High	2,645
9	San Juan Hills High	San Juan Capistrano, CA	Capistrano Unified	High	2,641
10	Aliso Niguel High	Aliso Viejo, CA	Capistrano Unified	High	2,563
11	Westminster High	Westminster, CA	Huntington Beach Union High	High	2,529
12	Santa Ana High	Santa Ana, CA	Santa Ana Unified	High	2,505
13	Troy High	Fullerton, CA	Fullerton Joint Union High	High	2,504
14	Trabuco Hills High	Mission Viejo, CA	Saddleback Valley Unified	High	2,475
15	Valencia High	Placentia, CA	Placentia-Yorba Linda Unified	High	2,411
16	Segerstrom High	Santa Ana, CA	Santa Ana Unified	High	2,376
17	OCSA	Santa Ana, CA	OCSA District	High	2,346
18	Sunny Hills High	Fullerton, CA	Fullerton Joint Union High	High	2,337
19	Katella High	Anaheim, CA	Anaheim Union High	High	2,326
20	University High	Irvine, CA	Irvine Unified	High	2,307
21	Northwood High	Irvine, CA	Irvine Unified	High	2,244
22	Woodbridge High	Irvine, CA	Irvine Unified	High	2,232
23	Canyon High	Anaheim, CA	Orange Unified	High	2,183
24	Garden Grove High	Garden Grove, CA	Garden Grove Unified	High	2,148
25	Foothill High	Santa Ana, CA	Tustin Unified	High	2,126
26	Corona del Mar High	Newport Beach, CA	Newport-Mesa Unified	High	2,106
27	Newport Harbor High	Newport Beach, CA	Newport-Mesa Unified	High	2,084
28	Edison High	Huntington Beach, CA	Huntington Beach Union High	High	2,049
29	La Quinta High	Westminster, CA	Garden Grove Unified	High	2,041
30	Tesoro High	Las Flores, CA	Capistrano Unified	High	2,030
31	Villa Park High	Villa Park, CA	Orange Unified	High	2,023
32	El Dorado High	Placentia, CA	Placentia-Yorba Linda Unified	High	1,998
33	Marina High	Huntington Beach, CA	Huntington Beach Union High	High	1,997
34	Capistrano Valley High	Mission Viejo, CA	Capistrano Unified	High	1,991
35	John F. Kennedy High	La Palma, CA	Anaheim Union High	High	1,983
36	Irvine High	Irvine, CA	Irvine Unified	High	1,964
37	Valley High	Santa Ana, CA	Santa Ana Unified	High	1,908
38	El Toro High	Lake Forest, CA	Saddleback Valley Unified	High	1,902
39	La Habra High	La Habra, CA	Fullerton Joint Union High	High	1,881
40	Fullerton Union High	Fullerton, CA	Fullerton Joint Union High	High	1,880
41	El Modena High	Orange, CA	Orange Unified	High	1,795
42	Sonora High	La Habra, CA	Fullerton Joint Union High	High	1,779
43	Costa Mesa High	Costa Mesa, CA	Newport-Mesa Unified	High	1,730
44	Orange High	Orange, CA	Orange Unified	High	1,728
45	Dana Hills High	Dana Point, CA	Capistrano Unified	High	1,725
46	Bolsa Grande High	Garden Grove, CA	Garden Grove Unified	High	1,701
47	Hector G. Godinez	Santa Ana, CA	Santa Ana Unified	High	1,687
48	Buena Park High	Buena Park, CA	Fullerton Joint Union High	High	1,682
49	Brea Olinda High	Brea, CA	Brea-Olinda Unified	High	1,676
50	Santiago High	Garden Grove, CA	Garden Grove Unified	High	1,664

Page 1 of 13 · top 606 of 606 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

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DATA NOTICE

allk12 is independent and not affiliated with, endorsed by, or sponsored by NCES, the US Census Bureau, any state education agency or assessment program, or any other government agency. Source data is compiled from public records and provided "as is," without warranty of accuracy or completeness. You rely on it, and any analysis derived from it, at your own risk. See the full disclaimer.