Largest Schools in San Diego Unified (2025)

Schools with the highest enrollment. Ranked by the Success Index (US) from official American data; 100 schools in San Diego Unified, California. Rank positions shown on each profile are within United States and California.

#	School	Sector	Enrollment	Success Index (US)	Key result	Students
1	Henry High San Diego · High · Grades 9–12	Public	2,485	54.3 Top 50%	46% Math proficiency	2,485
2	Mira Mesa High San Diego · High · Grades 9–12	Public	2,187	57.5 Top 50%	53% Math proficiency	2,187
3	Hoover High San Diego · High · Grades 9–12	Public	2,011	23.1 Lower 50%	18% Math proficiency	2,011
4	Scripps Ranch High San Diego · High · Grades 9–12	Public	1,890	75.5 Top 25%	75% Math proficiency	1,890
5	Point Loma High San Diego · High · Grades 9–12	Public	1,724	48.6 Lower 50%	37% Math proficiency	1,724
6	San Diego High San Diego · High · Grades 9–12	Public	1,602	17.8 Lower 50%	12% Math proficiency	1,602
7	Morse High San Diego · High · Grades 9–12	Public	1,591	30.2 Lower 50%	29% Math proficiency	1,591
8	Lincoln High San Diego · High · Grades 9–12	Public	1,487	13.3 Lower 50%	9% Math proficiency	1,487
9	University City High San Diego · High · Grades 9–12	Public	1,465	57.1 Top 50%	46% Math proficiency	1,465
10	Marshall Middle San Diego · Middle · Grades 6–8	Public	1,390	77.3 Top 25%	72% Math proficiency	1,390
11	Crawford High San Diego · High · Grades 9–12	Public	1,318	16.0 Lower 50%	16% Math proficiency	1,318
12	San Diego SCPA San Diego · High · Grades 6–12	Public	1,297	38.9 Lower 50%	30% Math proficiency	1,297
13	Mission Bay High San Diego · High · Grades 9–12	Public	1,240	48.1 Lower 50%	35% Math proficiency	1,240
14	Canyon Hills High San Diego · High · Grades 9–12	Public	1,183	39.9 Lower 50%	41% Math proficiency	1,183
15	La Jolla High La Jolla · High · Grades 9–12	Public	1,174	64.3 Top 50%	53% Math proficiency	1,174
16	Language Academy San Diego · Elementary · Grades K–8	Public	1,015	58.4 Top 50%	53% Math proficiency	1,015
17	Lewis Middle San Diego · Middle · Grades 6–8	Public	1,013	63.8 Top 50%	64% Math proficiency	1,013
18	Pershing Middle San Diego · Middle · Grades 6–8	Public	980	62.1 Top 50%	53% Math proficiency	980
19	Challenger Middle San Diego · Middle · Grades 6–8	Public	960	66.2 Top 50%	64% Math proficiency	960
20	Zamorano Elementary San Diego · Elementary · Grades K–5	Public	823	44.1 Lower 50%	49% Math proficiency	823
21	Clairemont High San Diego · High · Grades 9–12	Public	823	25.4 Lower 50%	17% Math proficiency	823
22	Standley Middle San Diego · Middle · Grades 6–8	Public	813	70.0 Top 25%	65% Math proficiency	813
23	Madison High San Diego · High · Grades 9–12	Public	780	20.2 Lower 50%	14% Math proficiency	780
24	Roosevelt International Middle San Diego · Middle · Grades 6–8	Public	760	37.4 Lower 50%	33% Math proficiency	760
25	Grant K-8 San Diego · Elementary · Grades K–8	Public	743	71.2 Top 25%	66% Math proficiency	743
26	Muirlands Middle La Jolla · Middle · Grades 6–8	Public	742	78.0 Top 25%	72% Math proficiency	742
27	Scripps Elementary San Diego · Elementary · Grades K–5	Public	733	82.2 Top 10%	88% Math proficiency	733
28	Jonas Salk Elementary San Diego · Elementary · Grades K–5	Public	732	70.0 Top 25%	78% Math proficiency	732
29	Longfellow UTK-8 San Diego · Elementary · Grades K–8	Public	726	67.5 Top 50%	63% Math proficiency	726
30	Jerabek Elementary San Diego · Elementary · Grades K–5	Public	718	82.6 Top 10%	91% Math proficiency	718
31	Pacific Beach Middle San Diego · Middle · Grades 6–8	Public	715	61.1 Top 50%	52% Math proficiency	715
32	Wilson Middle San Diego · Middle · Grades 6–8	Public	712	13.5 Lower 50%	18% Math proficiency	712
33	Rosa Parks Elementary San Diego · Elementary · Grades K–5	Public	705	15.7 Lower 50%	29% Math proficiency	705
34	Wangenheim Middle San Diego · Middle · Grades 6–8	Public	703	48.7 Lower 50%	47% Math proficiency	703
35	Marston Middle San Diego · Middle · Grades 6–8	Public	702	53.2 Top 50%	48% Math proficiency	702
36	Bell Middle San Diego · Middle · Grades 6–8	Public	700	18.7 Lower 50%	24% Math proficiency	700
37	Gage Elementary San Diego · Elementary · Grades K–5	Public	698	53.9 Top 50%	50% Math proficiency	698
38	Clark Middle San Diego · Middle · Grades 6–8	Public	696	16.8 Lower 50%	23% Math proficiency	696
39	Dingeman Elementary San Diego · Elementary · Grades K–5	Public	689	81.5 Top 10%	89% Math proficiency	689
40	De Portola Middle San Diego · Middle · Grades 6–8	Public	680	63.9 Top 50%	60% Math proficiency	680
41	Spreckels Elementary San Diego · Elementary · Grades K–5	Public	680	62.0 Top 50%	62% Math proficiency	680
42	Mann Middle San Diego · Middle · Grades 6–8	Public	680	16.3 Lower 50%	23% Math proficiency	680
43	Ericson Elementary San Diego · Elementary · Grades K–5	Public	650	71.9 Top 25%	76% Math proficiency	650
44	Dana San Diego · Middle · Grades 5–6	Public	646	64.8 Top 50%	57% Math proficiency	646
45	Hancock Elementary San Diego · Elementary · Grades K–5	Public	644	56.6 Top 50%	60% Math proficiency	644
46	Miramar Ranch Elementary San Diego · Elementary · Grades K–5	Public	637	78.5 Top 25%	80% Math proficiency	637
47	Creative Performing and Media Arts San Diego · Middle · Grades 6–8	Public	614	32.3 Lower 50%	32% Math proficiency	614
48	Miller Elementary San Diego · Elementary · Grades K–5	Public	611	51.6 Top 50%	56% Math proficiency	611
49	Doyle Elementary San Diego · Elementary · Grades K–5	Public	603	73.0 Top 25%	77% Math proficiency	603
50	Correia Middle San Diego · Middle · Grades 7–8	Public	602	61.8 Top 50%	54% Math proficiency	602
51	Porter Elementary San Diego · Elementary · Grades K–6	Public	590	9.5 Lower 50%	20% Math proficiency	590
52	McKinley Elementary San Diego · Elementary · Grades K–5	Public	588	74.8 Top 25%	73% Math proficiency	588
53	Sandburg Elementary San Diego · Elementary · Grades K–5	Public	570	72.2 Top 25%	80% Math proficiency	570
54	Dailard Elementary San Diego · Elementary · Grades K–5	Public	567	76.5 Top 25%	78% Math proficiency	567
55	La Jolla Elementary La Jolla · Elementary · Grades K–5	Public	566	83.3 Top 10%	95% Math proficiency	566
56	Benchley/Weinberger Elementary San Diego · Elementary · Grades K–5	Public	560	76.5 Top 25%	76% Math proficiency	560
57	Oak Park Elementary San Diego · Elementary · Grades K–5	Public	545	42.1 Lower 50%	54% Math proficiency	545
58	Marvin Elementary San Diego · Elementary · Grades K–5	Public	543	76.4 Top 25%	78% Math proficiency	543
59	Mason Elementary San Diego · Elementary · Grades K–5	Public	538	50.6 Top 50%	57% Math proficiency	538
60	Curie Elementary San Diego · Elementary · Grades K–5	Public	536	80.5 Top 10%	82% Math proficiency	536
61	Birney Elementary San Diego · Elementary · Grades K–5	Public	535	66.8 Top 50%	69% Math proficiency	535
62	Sherman Elementary San Diego · Elementary · Grades K–5	Public	535	30.9 Lower 50%	37% Math proficiency	535
63	Chollas/Mead Elementary San Diego · Elementary · Grades K–5	Public	534	30.5 Lower 50%	45% Math proficiency	534
64	Hearst Elementary San Diego · Elementary · Grades K–5	Public	527	78.3 Top 25%	84% Math proficiency	527
65	Bethune K-8 San Diego · Elementary · Grades K–8	Public	520	47.0 Lower 50%	52% Math proficiency	520
66	Foster Elementary San Diego · Elementary · Grades K–5	Public	518	44.7 Lower 50%	47% Math proficiency	518
67	Fay Elementary San Diego · Elementary · Grades K–5	Public	514	14.3 Lower 50%	31% Math proficiency	514
68	Euclid Elementary San Diego · Elementary · Grades K–5	Public	509	17.0 Lower 50%	27% Math proficiency	509
69	Hage Elementary San Diego · Elementary · Grades K–5	Public	505	54.2 Top 50%	58% Math proficiency	505
70	Bay Park Elementary San Diego · Elementary · Grades K–5	Public	504	72.4 Top 25%	73% Math proficiency	504
71	Tierrasanta Elementary San Diego · Elementary · Grades K–5	Public	500	68.6 Top 25%	66% Math proficiency	500
72	Central Elementary San Diego · Elementary · Grades K–5	Public	497	12.2 Lower 50%	23% Math proficiency	497
73	Holmes Elementary San Diego · Elementary · Grades K–5	Public	495	78.5 Top 25%	79% Math proficiency	495
74	Audubon K-8 San Diego · Elementary · Grades K–8	Public	495	18.9 Lower 50%	27% Math proficiency	495
75	Green Elementary San Diego · Elementary · Grades K–5	Public	493	75.6 Top 25%	81% Math proficiency	493
76	Knox Middle San Diego · Middle · Grades 6–8	Public	488	6.4 Lower 50%	8% Math proficiency	488
77	Barnard Elementary San Diego · Elementary · Grades K–5	Public	473	75.0 Top 25%	76% Math proficiency	473
78	Torrey Pines Elementary La Jolla · Elementary · Grades K–5	Public	465	82.5 Top 10%	87% Math proficiency	465
79	Golden Hill K-8 San Diego · Elementary · Grades K–8	Public	464	29.0 Lower 50%	27% Math proficiency	464
80	Hickman Elementary San Diego · Elementary · Grades K–5	Public	457	72.3 Top 25%	73% Math proficiency	457
81	Balboa Elementary San Diego · Elementary · Grades K–5	Public	457	21.7 Lower 50%	38% Math proficiency	457
82	Ralph Waldo Emerson Elementary San Diego · Elementary · Grades K–5	Public	456	15.1 Lower 50%	29% Math proficiency	456
83	Farb Middle San Diego · Middle · Grades 6–8	Public	443	44.4 Lower 50%	33% Math proficiency	443
84	Ocean Beach Elementary San Diego · Elementary · Grades K–4	Public	432	70.8 Top 25%	77% Math proficiency	432
85	Sessions Elementary San Diego · Elementary · Grades K–5	Public	424	75.4 Top 25%	77% Math proficiency	424
86	Taft Middle San Diego · Middle · Grades 6–8	Public	410	33.0 Lower 50%	36% Math proficiency	410
87	Joyner Elementary San Diego · Elementary · Grades K–5	Public	410	13.8 Lower 50%	24% Math proficiency	410
88	Sunset View Elementary San Diego · Elementary · Grades K–4	Public	408	82.0 Top 10%	87% Math proficiency	408
89	Hamilton Elementary San Diego · Elementary · Grades K–5	Public	406	27.9 Lower 50%	41% Math proficiency	406
90	Jefferson Elementary San Diego · Elementary · Grades K–5	Public	400	54.6 Top 50%	57% Math proficiency	400
91	Silver Gate Elementary San Diego · Elementary · Grades K–4	Public	399	80.8 Top 10%	87% Math proficiency	399
92	Kumeyaay Elementary San Diego · Elementary · Grades K–5	Public	398	76.7 Top 25%	77% Math proficiency	398
93	Angier Elementary San Diego · Elementary · Grades K–5	Public	398	48.2 Lower 50%	51% Math proficiency	398
94	Walker Elementary San Diego · Elementary · Grades K–5	Public	398	33.6 Lower 50%	41% Math proficiency	398
95	Valencia Park Elementary San Diego · Elementary · Grades K–5	Public	393	26.0 Lower 50%	41% Math proficiency	393
96	Loma Portal Elementary San Diego · Elementary · Grades K–4	Public	392	66.5 Top 50%	62% Math proficiency	392
97	Ibarra Elementary San Diego · Elementary · Grades K–5	Public	390	19.0 Lower 50%	38% Math proficiency	390
98	Encanto Elementary San Diego · Elementary · Grades K–5	Public	386	22.7 Lower 50%	33% Math proficiency	386
99	Horton Elementary San Diego · Elementary · Grades K–5	Public	386	12.2 Lower 50%	22% Math proficiency	386
100	Nye Elementary San Diego · Elementary · Grades K–5	Public	385	59.7 Top 50%	69% Math proficiency	385

Henry High in San Diego leads the 2025 list of largest schools in San Diego Unified with Enrollment 2,485. Of the 100 schools shown, 100 are public.

For the full picture see the wider California largest schools rankings, every school on the San Diego 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 San Diego Unified?

Henry High in San Diego, California ranks first among largest schools in San Diego Unified with Enrollment 2,485 (Enrollment: 2,485).

How are largest schools in San Diego 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.