Lowest Student–Teacher Ratio in ST Louis (2025)

Schools with the fewest students per FTE teacher, among schools with at least 100 students. 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	Students per teacher	Success Index (US)	Key result	Students
1	East Middle ST Louis · Middle · Grades 8–8	Public	5.6	17.5 Lower 50%	12% Math proficiency	167
2	The Biome St. Louis · Elementary · Grades K–5	Charter	7.3	21.2 Lower 50%	5% Math proficiency	167
3	George Washington Carver Elem St. Louis · Elementary · Grades PK–5	Public	7.4	11.4 Lower 50%	2.5% Math proficiency	103
4	North Side Community-Grand Ctr St.louis · Middle · Grades 6–8	Charter	7.9	45.4 Lower 50%	37% Math proficiency	134
5	Normandy Early Learning Center St. Louis · Elementary · Grades PK–K	Public	8.4	34.6 Lower 50%	100% Free/reduced-price lunch	236
6	Lyon at Blow Elem. ST Louis · Elementary · Grades PK–8	Public	8.4	14.4 Lower 50%	5% Math proficiency	243
7	Soldan International Studies ST Louis · High · Grades 9–12	Public	8.6	22.9 Lower 50%	12% Math proficiency	337
8	Henry Elem. ST Louis · Elementary · Grades PK–6	Public	8.7	12.7 Lower 50%	7.5% Math proficiency	165
9	Momentum Fox Park St. Louis · Elementary · Grades K–8	Charter	8.9	12.0 Lower 50%	12% Math proficiency	107
10	Meramec Elem. ST Louis · Elementary · Grades PK–5	Public	9.0	13.2 Lower 50%	7.5% Math proficiency	171
11	Peabody Elem. ST Louis · Elementary · Grades PK–5	Public	9.0	12.3 Lower 50%	2.5% Math proficiency	171
12	Premier Charter School ST Louis · Elementary · Grades PK–8	Charter	9.1	45.0 Lower 50%	32% Math proficiency	974
13	Kipp St. Louis High St. Louis · High · Grades 9–12	Charter	9.1	40.9 Lower 50%	32% Math proficiency	354
14	Kipp Wisdom Academy St. Louis · Elementary · Grades K–4	Charter	9.2	24.0 Lower 50%	27% Math proficiency	285
15	Kipp Triumph Academy St. Louis · Middle · Grades 5–8	Charter	9.2	23.0 Lower 50%	23% Math proficiency	305
16	Gateway High ST Louis · High · Grades 9–12	Public	9.2	22.9 Lower 50%	16% Math proficiency	860
17	Beasley Elem. ST Louis · Elementary · Grades K–5	Public	9.3	46.5 Lower 50%	37% Math proficiency	250
18	Lift for Life Academy ST Louis · Middle · Grades 5–8	Charter	9.3	17.2 Lower 50%	13% Math proficiency	260
19	Aspire Academy St. Louis · Elementary · Grades PK–2	Charter	9.3	11.7 Lower 50%	5% Math proficiency	112
20	Ames Visual/Perf. Arts ST Louis · Elementary · Grades PK–5	Public	9.4	13.5 Lower 50%	12% Math proficiency	131
21	Shenandoah Elem. ST Louis · Elementary · Grades PK–6	Public	9.7	12.1 Lower 50%	7.5% Math proficiency	145
22	The Soulard School St.louis · Elementary · Grades K–5	Charter	9.9	80.9 Top 10%	23.2% Free/reduced-price lunch	138
23	Mullanphy Botanical Gardens ST Louis · Elementary · Grades PK–5	Public	10.1	18.0 Lower 50%	17% Math proficiency	413
24	Normandy High ST Louis · High · Grades 9–12	Public	10.3	15.2 Lower 50%	2.5% Math proficiency	688
25	Bermuda Elementary ST Louis · Elementary · Grades PK–2	Public	10.3	14.4 Lower 50%	7.5% Math proficiency	164
26	Hodgen Elem. ST Louis · Elementary · Grades PK–6	Public	10.3	14.2 Lower 50%	12% Math proficiency	206
27	Hudson Elem. ST Louis · Elementary · Grades K–5	Public	10.5	74.8 Top 25%	52% Math proficiency	199
28	Shaw Visual/Perf. Arts Ctr. ST Louis · Elementary · Grades PK–5	Public	10.5	16.1 Lower 50%	12% Math proficiency	272
29	Buder Elem. ST Louis · Elementary · Grades PK–5	Public	10.6	25.6 Lower 50%	32% Math proficiency	359
30	Hamilton Elem. Community Ed. ST Louis · Elementary · Grades PK–5	Public	10.6	14.4 Lower 50%	12% Math proficiency	243
31	Momentum Acad Tower Grove East St. Louis · Elementary · Grades K–8	Charter	10.7	25.1 Lower 50%	37% Math proficiency	161
32	Nahed Chapman New American Aca St. Louis · Elementary · Grades K–8	Public	10.7	14.4 Lower 50%	2.5% Math proficiency	332
33	Sigel Elem. Comm. Ed. Ctr. ST Louis · Elementary · Grades PK–6	Public	10.8	14.9 Lower 50%	17% Math proficiency	206
34	Gateway Science Acad-South Ele St. Louis · Elementary · Grades PK–5	Charter	10.9	30.2 Lower 50%	19% Math proficiency	402
35	Gateway Elem. ST Louis · Elementary · Grades PK–5	Public	10.9	18.6 Lower 50%	21% Math proficiency	426
36	Acad of Entre Stdy@louverture St. Louis · Middle · Grades 6–8	Public	11.1	14.6 Lower 50%	6% Math proficiency	289
37	Washington Montessori ST Louis · Elementary · Grades PK–5	Public	11.1	13.8 Lower 50%	7.5% Math proficiency	266
38	Walbridge Elem. Community Ed. ST Louis · Elementary · Grades PK–6	Public	11.1	10.6 Lower 50%	2.5% Math proficiency	122
39	McKelvey Primary St.louis · Elementary · Grades K–1	Public	11.2	84.1 Top 10%	20.4% Free/reduced-price lunch	201
40	Mason Elem. ST Louis · Elementary · Grades PK–6	Public	11.2	35.4 Lower 50%	41% Math proficiency	393
41	Grand Center Arts Academy High St. Louis · High · Grades 9–12	Charter	11.2	29.9 Lower 50%	5% Math proficiency	402
42	Central Visual/Perf. Arts High ST Louis · High · Grades 9–12	Public	11.2	27.0 Lower 50%	12% Math proficiency	314
43	Carnahan Middle St.louis · Middle · Grades 6–8	Public	11.3	33.1 Lower 50%	98.6% Free/reduced-price lunch	214
44	Cole Elem. ST Louis · Elementary · Grades PK–8	Public	11.3	13.6 Lower 50%	2.5% Math proficiency	283
45	Bel-Nor St.louis · Elementary · Grades 1–5	Public	11.4	29.7 Lower 50%	100% Free/reduced-price lunch	205
46	Kipp Inspire Academy ST Louis · Middle · Grades 5–8	Charter	11.4	19.3 Lower 50%	20% Math proficiency	409
47	Jefferson Elem. ST Louis · Elementary · Grades PK–5	Public	11.4	10.6 Lower 50%	2.5% Math proficiency	125
48	Old Bonhomme Elementary ST Louis · Elementary · Grades K–4	Public	11.5	86.5 Top 5%	67% Math proficiency	379
49	Grand Center Arts Acad Middle St. Louis · Middle · Grades 6–8	Charter	11.5	24.9 Lower 50%	21% Math proficiency	218
50	Spoede Elementary ST Louis · Elementary · Grades K–4	Public	11.8	83.9 Top 10%	67% Math proficiency	376
51	Betty Wheeler Classical Jr. Ac ST Louis · Elementary · Grades PK–5	Public	11.8	71.5 Top 25%	87% Math proficiency	260
52	Lafayette Preparatory Academy St. Louis · Elementary · Grades PK–8	Charter	11.8	62.8 Top 50%	42% Math proficiency	414
53	South City St. Louis · Elementary · Grades PK–8	Charter	11.8	23.9 Lower 50%	27% Math proficiency	838
54	ST Louis Lang Immersion School ST Louis · Elementary · Grades PK–8	Charter	12.0	47.8 Lower 50%	39% Math proficiency	493
55	Carr Lane Vpa Middle ST Louis · Middle · Grades 6–8	Public	12.0	14.2 Lower 50%	8% Math proficiency	396
56	Humboldt Acad of Higher Lrning St. Louis · Elementary · Grades 3–5	Public	12.0	10.9 Lower 50%	7.5% Math proficiency	108
57	Kennerly Elem. ST Louis · Elementary · Grades K–5	Public	12.1	77.4 Top 25%	57% Math proficiency	496
58	Ross Elem. ST Louis · Elementary · Grades K–5	Public	12.1	64.4 Top 50%	52% Math proficiency	413
59	Old North Academy St. Louis · Elementary · Grades PK–8	Charter	12.1	14.0 Lower 50%	9% Math proficiency	448
60	Dr. Henry Givens Jr. Elem. ST Louis · Elementary · Grades K–5	Public	12.2	67.1 Top 50%	47% Math proficiency	306
61	Gateway Science Academy Middle St. Louis · Middle · Grades 6–8	Charter	12.2	45.7 Lower 50%	42% Math proficiency	426
62	Margaret Buerkle Middle ST Louis · Middle · Grades 6–8	Public	12.2	43.6 Lower 50%	32% Math proficiency	549
63	Wilkinson Early Childhood Ctr. ST Louis · Elementary · Grades PK–2	Public	12.2	31.4 Lower 50%	100% Free/reduced-price lunch	304
64	Roosevelt High ST Louis · High · Grades 9–12	Public	12.2	16.6 Lower 50%	15% Math proficiency	734
65	Adams Elem. ST Louis · Elementary · Grades PK–6	Public	12.2	12.3 Lower 50%	12% Math proficiency	171
66	Clark Elem. ST Louis · Elementary · Grades K–5	Public	12.3	83.9 Top 10%	62% Math proficiency	283
67	Gateway Middle ST Louis · Middle · Grades 6–8	Public	12.3	12.6 Lower 50%	5% Math proficiency	382
68	Ashland Elem. and Br. ST Louis · Elementary · Grades PK–6	Public	12.4	11.2 Lower 50%	2.5% Math proficiency	199
69	Avery Elem. ST Louis · Elementary · Grades K–5	Public	12.5	84.3 Top 10%	66% Math proficiency	337
70	Lewis and Clark Elem. ST Louis · Elementary · Grades K–5	Public	12.5	24.0 Lower 50%	17% Math proficiency	137
71	Dewey Sch.-Internat'l. Studies ST Louis · Elementary · Grades PK–5	Public	12.5	18.1 Lower 50%	17% Math proficiency	337
72	Woerner Elem ST Louis · Elementary · Grades PK–5	Public	12.5	15.5 Lower 50%	15% Math proficiency	349
73	Conway Elementary ST Louis · Elementary · Grades K–4	Public	12.6	87.5 Top 5%	67% Math proficiency	392
74	Gateway Science Acad/ST Louis St. Louis · Elementary · Grades PK–5	Charter	12.6	62.9 Top 50%	48% Math proficiency	377
75	Washington Middle ST Louis · Middle · Grades 6–8	Public	12.6	61.8 Top 50%	41% Math proficiency	429
76	Hancock Sr. High ST Louis · High · Grades 9–12	Public	12.7	43.0 Lower 50%	47% Math proficiency	369
77	NMS @ Lucas Crossing ST Louis · Middle · Grades 6–8	Public	12.7	30.8 Lower 50%	99.5% Free/reduced-price lunch	620
78	Sumner High ST Louis · High · Grades 9–12	Public	12.7	12.4 Lower 50%	2.5% Math proficiency	407
79	Ladue Fifth Grade Center St. Louis · Middle · Grades 5–5	Public	12.8	90.5 Top 5%	76% Math proficiency	357
80	Reed Elementary ST Louis · Elementary · Grades K–4	Public	12.8	89.7 Top 5%	72% Math proficiency	410
81	Forder Elem. ST Louis · Elementary · Grades K–5	Public	12.8	39.3 Lower 50%	22% Math proficiency	397
82	Oak Hill Elem. ST Louis · Elementary · Grades PK–5	Public	12.8	15.8 Lower 50%	22% Math proficiency	256
83	Washington Elem. ST Louis · Elementary · Grades 1–8	Public	12.8	13.3 Lower 50%	12% Math proficiency	244
84	Kipp Wonder Academy St. Louis · Elementary · Grades PK–4	Charter	12.9	28.3 Lower 50%	100% Free/reduced-price lunch	283
85	Monroe Elem. ST Louis · Elementary · Grades PK–6	Public	12.9	10.8 Lower 50%	7.5% Math proficiency	181
86	Lexington Elem. ST Louis · Elementary · Grades PK–5	Public	13.0	15.2 Lower 50%	22% Math proficiency	234
87	Twillman Elem. ST Louis · Elementary · Grades PK–5	Public	13.0	13.3 Lower 50%	12% Math proficiency	273
88	Compton-Drew Ilc Middle ST Louis · Middle · Grades 6–8	Public	13.1	13.3 Lower 50%	12% Math proficiency	419
89	Metro High ST Louis · High · Grades 9–12	Public	13.2	64.5 Top 50%	72% Math proficiency	317
90	Gateway Science Academy High St. Louis · High · Grades 9–12	Charter	13.2	57.0 Top 50%	44.5% Math proficiency	461
91	Trautwein Elem. ST Louis · Elementary · Grades K–5	Public	13.2	44.6 Lower 50%	28% Math proficiency	369
92	Larimore Elem. ST Louis · Elementary · Grades PK–5	Public	13.2	16.9 Lower 50%	14% Math proficiency	330
93	Grannemann Elem. ST Louis · Elementary · Grades PK–5	Public	13.3	12.4 Lower 50%	9% Math proficiency	438
94	Bryan Hill Elem. ST Louis · Elementary · Grades PK–5	Public	13.3	11.8 Lower 50%	17% Math proficiency	173
95	Bristol Elem. ST Louis · Elementary · Grades K–5	Public	13.4	87.6 Top 5%	71% Math proficiency	361
96	Bernard Middle ST Louis · Middle · Grades 6–8	Public	13.4	63.5 Top 50%	41% Math proficiency	577
97	Kairos Academies St. Louis · Middle · Grades 5–8	Charter	13.4	41.9 Lower 50%	73.2% Free/reduced-price lunch	228
98	Earl Nance Sr. Elem. ST Louis · Elementary · Grades PK–6	Public	13.4	10.8 Lower 50%	2.5% Math proficiency	321
99	Herzog Elem. ST Louis · Elementary · Grades PK–6	Public	13.4	10.0 Lower 50%	2.5% Math proficiency	201
100	Stix Early Childhood Ctr. ST Louis · Elementary · Grades PK–2	Public	13.5	26.3 Lower 50%	100% Free/reduced-price lunch	472

East Middle in ST Louis leads the 2025 list of lowest student–teacher ratio in ST Louis with Students per teacher 5.6. Of the 100 schools shown, 76 are public, 24 are charter.

For the full picture see the wider Missouri lowest student–teacher ratio 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 ratio school in ST Louis?

East Middle in ST Louis, Missouri ranks first among lowest student–teacher ratio in ST Louis with Students per teacher 5.6 (Enrollment: 167).

How are lowest student–teacher ratio in ST Louis ranked?

Schools with the fewest students per FTE teacher, among schools with at least 100 students. 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.