Largest Schools in ST Louis (2025)

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

#	School	Sector	Enrollment	Success Index (US)	Key result	Students
1	Lindbergh Sr. High St. Louis · High · Grades 9–12	Public	2,304	77.8 Top 10%	71% Math proficiency	2,304
2	Ritenour Sr. High ST Louis · High · Grades 9–12	Public	2,041	18.4 Lower 50%	17% Math proficiency	2,041
3	Oakville Sr. High ST Louis · High · Grades 9–12	Public	1,847	70.7 Top 25%	51% Math proficiency	1,847
4	Ladue Horton Watkins High ST Louis · High · Grades 9–12	Public	1,395	81.3 Top 10%	75% Math proficiency	1,395
5	Mehlville High School ST Louis · High · Grades 9–12	Public	1,388	63.9 Top 50%	51% Math proficiency	1,388
6	Hazelwood East High ST Louis · High · Grades 9–12	Public	1,310	15.3 Lower 50%	15% Math proficiency	1,310
7	Webster Groves High ST Louis · High · Grades 9–12	Public	1,253	72.1 Top 25%	52% Math proficiency	1,253
8	Riverview Gardens Sr. High ST Louis · High · Grades 9–12	Public	1,246	23.8 Lower 50%	8% Math proficiency	1,246
9	Ladue Middle ST Louis · Middle · Grades 6–8	Public	1,053	84.3 Top 10%	67% Math proficiency	1,053
10	North High ST Louis · High · Grades 9–12	Public	990	66.1 Top 25%	44% Math proficiency	990
11	Hixson Middle ST Louis · Middle · Grades 6–8	Public	982	74.0 Top 25%	54% Math proficiency	982
12	Premier Charter School ST Louis · Elementary · Grades PK–8	Charter	974	45.0 Lower 50%	32% Math proficiency	974
13	Robert H. Sperreng Middle ST Louis · Middle · Grades 6–8	Public	941	74.7 Top 25%	58% Math proficiency	941
14	Gateway High ST Louis · High · Grades 9–12	Public	860	22.9 Lower 50%	16% Math proficiency	860
15	Bayless Elementary ST Louis · Elementary · Grades PK–5	Public	858	55.4 Top 50%	50% Math proficiency	858
16	South City St. Louis · Elementary · Grades PK–8	Charter	838	23.9 Lower 50%	27% Math proficiency	838
17	Truman Middle School St. Louis · Middle · Grades 6–8	Public	816	70.0 Top 25%	54% Math proficiency	816
18	Affton High ST Louis · High · Grades 9–12	Public	761	62.8 Top 50%	47% Math proficiency	761
19	Mesnier Primary Sch. ST Louis · Elementary · Grades PK–2	Public	741	67.0 Top 50%	32.4% Free/reduced-price lunch	741
20	Ritenour Middle ST Louis · Middle · Grades 6–8	Public	737	18.9 Lower 50%	26% Math proficiency	737
21	Roosevelt High ST Louis · High · Grades 9–12	Public	734	16.6 Lower 50%	15% Math proficiency	734
22	Normandy High ST Louis · High · Grades 9–12	Public	688	15.2 Lower 50%	2.5% Math proficiency	688
23	Oakville Middle ST Louis · Middle · Grades 6–8	Public	629	67.1 Top 50%	46% Math proficiency	629
24	Vashon High ST Louis · High · Grades 9–12	Public	621	8.1 Lower 50%	2.5% Math proficiency	621
25	NMS @ Lucas Crossing ST Louis · Middle · Grades 6–8	Public	620	30.8 Lower 50%	99.5% Free/reduced-price lunch	620
26	McKinley Class. Leadership Ac. ST Louis · High · Grades 6–12	Public	610	61.4 Top 50%	73% Math proficiency	610
27	Dressel Elementary School St. Louis · Elementary · Grades K–5	Public	598	67.2 Top 50%	54% Math proficiency	598
28	R. G. Central Middle ST Louis · Middle · Grades 6–8	Public	578	19.0 Lower 50%	4% Math proficiency	578
29	Bernard Middle ST Louis · Middle · Grades 6–8	Public	577	63.5 Top 50%	41% Math proficiency	577
30	Gotsch Intermediate Sch. ST Louis · Elementary · Grades 3–5	Public	562	52.8 Top 50%	42% Math proficiency	562
31	Bayless Senior High ST Louis · High · Grades 9–12	Public	562	45.3 Lower 50%	37% Math proficiency	562
32	Marvin Elem. ST Louis · Elementary · Grades K–5	Public	561	16.8 Lower 50%	26% Math proficiency	561
33	Concord Elem. School St. Louis · Elementary · Grades K–5	Public	555	76.2 Top 25%	67% Math proficiency	555
34	Rogers Middle ST Louis · Middle · Grades 6–8	Public	555	46.5 Lower 50%	34% Math proficiency	555
35	Margaret Buerkle Middle ST Louis · Middle · Grades 6–8	Public	549	43.6 Lower 50%	32% Math proficiency	549
36	Long Elem. ST Louis · Elementary · Grades K–5	Public	545	78.8 Top 25%	70% Math proficiency	545
37	Wyland Elem. ST Louis · Elementary · Grades K–5	Public	545	20.5 Lower 50%	31% Math proficiency	545
38	Bierbaum Elem. ST Louis · Elementary · Grades K–5	Public	531	48.4 Lower 50%	39% Math proficiency	531
39	Sappington Elem. ST Louis · Elementary · Grades K–5	Public	504	71.3 Top 25%	56% Math proficiency	504
40	Kennerly Elem. ST Louis · Elementary · Grades K–5	Public	496	77.4 Top 25%	57% Math proficiency	496
41	Marion Elem. ST Louis · Elementary · Grades K–5	Public	496	36.3 Lower 50%	49% Math proficiency	496
42	ST Louis Lang Immersion School ST Louis · Elementary · Grades PK–8	Charter	493	47.8 Lower 50%	39% Math proficiency	493
43	Southeast Middle ST Louis · Middle · Grades 6–8	Public	491	11.0 Lower 50%	7% Math proficiency	491
44	Kratz Elem. ST Louis · Elementary · Grades K–5	Public	474	22.6 Lower 50%	32% Math proficiency	474
45	Stix Early Childhood Ctr. ST Louis · Elementary · Grades PK–2	Public	472	26.3 Lower 50%	100% Free/reduced-price lunch	472
46	Gateway Science Academy High St. Louis · High · Grades 9–12	Charter	461	57.0 Top 50%	44.5% Math proficiency	461
47	Crestwood Elem. ST Louis · Elementary · Grades K–5	Public	457	74.5 Top 25%	54% Math proficiency	457
48	Old North Academy St. Louis · Elementary · Grades PK–8	Charter	448	14.0 Lower 50%	9% Math proficiency	448
49	Blades Elem. ST Louis · Elementary · Grades K–5	Public	442	56.4 Top 50%	47% Math proficiency	442
50	Confluence Preparatory Academy ST Louis · High · Grades 9–12	Charter	442	10.2 Lower 50%	2% Math proficiency	442
51	Iveland Elem. ST Louis · Elementary · Grades K–5	Public	441	20.6 Lower 50%	31% Math proficiency	441
52	Grannemann Elem. ST Louis · Elementary · Grades PK–5	Public	438	12.4 Lower 50%	9% Math proficiency	438
53	Kipp Victory Academy St. Louis · Elementary · Grades K–4	Charter	433	21.9 Lower 50%	30% Math proficiency	433
54	Atlas Elementary St.louis · Elementary · Grades PK–4	Charter	431	17.9 Lower 50%	100% Free/reduced-price lunch	431
55	Washington Middle ST Louis · Middle · Grades 6–8	Public	429	61.8 Top 50%	41% Math proficiency	429
56	Hagemann Elem. ST Louis · Elementary · Grades K–5	Public	427	67.6 Top 50%	57% Math proficiency	427
57	Gateway Science Academy Middle St. Louis · Middle · Grades 6–8	Charter	426	45.7 Lower 50%	42% Math proficiency	426
58	Gateway Elem. ST Louis · Elementary · Grades PK–5	Public	426	18.6 Lower 50%	21% Math proficiency	426
59	Craig Elem. ST Louis · Elementary · Grades K–5	Public	423	63.5 Top 50%	47% Math proficiency	423
60	Compton-Drew Ilc Middle ST Louis · Middle · Grades 6–8	Public	419	13.3 Lower 50%	12% Math proficiency	419
61	Rogers Elem. ST Louis · Elementary · Grades K–5	Public	417	72.2 Top 25%	63% Math proficiency	417
62	Lafayette Preparatory Academy St. Louis · Elementary · Grades PK–8	Charter	414	62.8 Top 50%	42% Math proficiency	414
63	Point Elem. ST Louis · Elementary · Grades K–5	Public	413	75.8 Top 25%	70% Math proficiency	413
64	Ross Elem. ST Louis · Elementary · Grades K–5	Public	413	64.4 Top 50%	52% Math proficiency	413
65	Mullanphy Botanical Gardens ST Louis · Elementary · Grades PK–5	Public	413	18.0 Lower 50%	17% Math proficiency	413
66	Reed Elementary ST Louis · Elementary · Grades K–4	Public	410	89.7 Top 5%	72% Math proficiency	410
67	City Garden Montessori Eaec St. Louis · Elementary · Grades 1–8	Charter	409	63.2 Top 50%	45.5% Free/reduced-price lunch	409
68	Wohlwend Elem. ST Louis · Elementary · Grades K–5	Public	409	52.3 Top 50%	37% Math proficiency	409
69	Kipp Inspire Academy ST Louis · Middle · Grades 5–8	Charter	409	19.3 Lower 50%	20% Math proficiency	409
70	Sumner High ST Louis · High · Grades 9–12	Public	407	12.4 Lower 50%	2.5% Math proficiency	407
71	Gateway Science Acad-South Ele St. Louis · Elementary · Grades PK–5	Charter	402	30.2 Lower 50%	19% Math proficiency	402
72	Grand Center Arts Academy High St. Louis · High · Grades 9–12	Charter	402	29.9 Lower 50%	5% Math proficiency	402
73	Forder Elem. ST Louis · Elementary · Grades K–5	Public	397	39.3 Lower 50%	22% Math proficiency	397
74	Carr Lane Vpa Middle ST Louis · Middle · Grades 6–8	Public	396	14.2 Lower 50%	8% Math proficiency	396
75	Mason Elem. ST Louis · Elementary · Grades PK–6	Public	393	35.4 Lower 50%	41% Math proficiency	393
76	Conway Elementary ST Louis · Elementary · Grades K–4	Public	392	87.5 Top 5%	67% Math proficiency	392
77	Gibson Elem. ST Louis · Elementary · Grades K–5	Public	387	18.6 Lower 50%	7% Math proficiency	387
78	Bayless Junior High ST Louis · Middle · Grades 6–8	Public	385	43.5 Lower 50%	39% Math proficiency	385
79	Lift for Life Academy High Sch ST Louis · High · Grades 9–12	Charter	383	43.9 Lower 50%	64.5% Math proficiency	383
80	Gateway Middle ST Louis · Middle · Grades 6–8	Public	382	12.6 Lower 50%	5% Math proficiency	382
81	Old Bonhomme Elementary ST Louis · Elementary · Grades K–4	Public	379	86.5 Top 5%	67% Math proficiency	379
82	Gateway Science Acad/ST Louis St. Louis · Elementary · Grades PK–5	Charter	377	62.9 Top 50%	48% Math proficiency	377
83	Spoede Elementary ST Louis · Elementary · Grades K–4	Public	376	83.9 Top 10%	67% Math proficiency	376
84	Oakville Elem. ST Louis · Elementary · Grades K–5	Public	375	62.1 Top 50%	49% Math proficiency	375
85	Arrowpoint Elem. ST Louis · Elementary · Grades PK–5	Public	371	11.7 Lower 50%	6% Math proficiency	371
86	Edgar Road Elem. ST Louis · Elementary · Grades K–5	Public	369	75.9 Top 25%	57% Math proficiency	369
87	Trautwein Elem. ST Louis · Elementary · Grades K–5	Public	369	44.6 Lower 50%	28% Math proficiency	369
88	Hancock Sr. High ST Louis · High · Grades 9–12	Public	369	43.0 Lower 50%	47% Math proficiency	369
89	Bristol Elem. ST Louis · Elementary · Grades K–5	Public	361	87.6 Top 5%	71% Math proficiency	361
90	Busch MS Character Athletics ST Louis · Middle · Grades 6–8	Public	361	13.4 Lower 50%	13% Math proficiency	361
91	Buder Elem. ST Louis · Elementary · Grades PK–5	Public	359	25.6 Lower 50%	32% Math proficiency	359
92	Ladue Fifth Grade Center St. Louis · Middle · Grades 5–5	Public	357	90.5 Top 5%	76% Math proficiency	357
93	Kipp St. Louis High St. Louis · High · Grades 9–12	Charter	354	40.9 Lower 50%	32% Math proficiency	354
94	Woerner Elem ST Louis · Elementary · Grades PK–5	Public	349	15.5 Lower 50%	15% Math proficiency	349
95	Avery Elem. ST Louis · Elementary · Grades K–5	Public	337	84.3 Top 10%	66% Math proficiency	337
96	Soldan International Studies ST Louis · High · Grades 9–12	Public	337	22.9 Lower 50%	12% Math proficiency	337
97	Dewey Sch.-Internat'l. Studies ST Louis · Elementary · Grades PK–5	Public	337	18.1 Lower 50%	17% Math proficiency	337
98	Collegiate School of Med/Bio St. Louis · High · Grades 9–12	Public	332	63.0 Top 50%	72% Math proficiency	332
99	Nahed Chapman New American Aca St. Louis · Elementary · Grades K–8	Public	332	14.4 Lower 50%	2.5% Math proficiency	332
100	Keeven Elem. ST Louis · Elementary · Grades PK–5	Public	331	11.1 Lower 50%	12% Math proficiency	331

Lindbergh Sr. High in St. Louis leads the 2025 list of largest schools in ST Louis with Enrollment 2,304. Of the 100 schools shown, 83 are public, 17 are charter.

For the full picture see the wider Missouri largest schools rankings, every school on the ST Louis 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 ST Louis?

Lindbergh Sr. High in St. Louis, Missouri ranks first among largest schools in ST Louis with Enrollment 2,304 (Enrollment: 2,304).

How are largest schools in ST Louis 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.