Largest Schools in Calcasieu Parish (2025)

Schools with the highest enrollment. Ranked by the Success Index (US) from official American data; 53 schools in Calcasieu Parish, Louisiana. Rank positions shown on each profile are within United States and Louisiana.

#	School	Sector	Enrollment	Success Index (US)	Key result	Students
1	Sulphur High School Sulphur · High · Grades 9–12	Public	1,911	78.1 Top 10%	80% Math proficiency	1,911
2	Alfred M. Barbe High School Lake Charles · High · Grades 9–12	Public	1,908	76.5 Top 25%	79% Math proficiency	1,908
3	Sam Houston High School Lake Charles · High · Grades 9–12	Public	1,141	82.9 Top 10%	85% Math proficiency	1,141
4	S. J. Welsh Middle School Lake Charles · Middle · Grades 6–8	Public	1,011	80.5 Top 10%	64% Math proficiency	1,011
5	Iowa High School Iowa · High · Grades 6–12	Public	1,007	72.1 Top 25%	73% Math proficiency	1,007
6	Moss Bluff Elementary School Lake Charles · Elementary · Grades PK–5	Public	969	82.6 Top 10%	85% Math proficiency	969
7	LaGrange High School Lake Charles · High · Grades 9–12	Public	881	57.3 Top 50%	53% Math proficiency	881
8	Moss Bluff Middle School Lake Charles · Middle · Grades 6–8	Public	781	85.7 Top 5%	78% Math proficiency	781
9	W. W. Lewis Middle School Sulphur · Middle · Grades 6–8	Public	757	84.4 Top 10%	78% Math proficiency	757
10	A. A. Nelson Elementary School Lake Charles · Elementary · Grades PK–5	Public	736	77.7 Top 25%	84% Math proficiency	736
11	St. John Elementary School Lake Charles · Elementary · Grades PK–5	Public	670	75.4 Top 25%	70% Math proficiency	670
12	Gillis Elementary School Lake Charles · Elementary · Grades PK–5	Public	650	82.0 Top 10%	81% Math proficiency	650
13	Maplewood Elementary Sulphur · Elementary · Grades PK–5	Public	640	78.7 Top 25%	71% Math proficiency	640
14	Prien Lake Elementary School Lake Charles · Elementary · Grades PK–5	Public	639	87.5 Top 5%	90% Math proficiency	639
15	F. K. White Middle School Lake Charles · Middle · Grades 6–8	Public	614	69.0 Top 25%	54% Math proficiency	614
16	Washington/Marion Magnet High School Lake Charles · High · Grades 9–12	Public	597	51.5 Top 50%	47% Math proficiency	597
17	E. K. Key Elementary School Sulphur · Elementary · Grades PK–5	Public	546	78.9 Top 25%	79% Math proficiency	546
18	J. I. Watson Elementary School Iowa · Elementary · Grades PK–5	Public	531	71.5 Top 25%	69% Math proficiency	531
19	Frasch Elementary School Sulphur · Elementary · Grades PK–5	Public	522	88.3 Top 5%	90% Math proficiency	522
20	Fairview Elementary School Lake Charles · Elementary · Grades PK–5	Public	518	49.4 Lower 50%	37% Math proficiency	518
21	Westlake High School Westlake · High · Grades 9–12	Public	487	79.6 Top 10%	87% Math proficiency	487
22	Combre-Fondel Elementary School Lake Charles · Elementary · Grades K–5	Public	426	35.0 Lower 50%	37% Math proficiency	426
23	Westwood Elementary School Westlake · Elementary · Grades PK–2	Public	412	52.1 Top 50%	63.8% Free/reduced-price lunch	412
24	Cypress Cove Elementary School Sulphur · Elementary · Grades PK–5	Public	399	84.0 Top 10%	87% Math proficiency	399
25	Oak Park Middle School Lake Charles · Middle · Grades 6–8	Public	388	46.8 Lower 50%	27% Math proficiency	388
26	LeBleu Settlement Elementary School Lake Charles · Elementary · Grades PK–5	Public	386	82.1 Top 10%	92% Math proficiency	386
27	S. P. Arnett Middle School Westlake · Middle · Grades 6–8	Public	374	80.5 Top 10%	75% Math proficiency	374
28	Vinton Elementary School Vinton · Elementary · Grades PK–5	Public	374	73.6 Top 25%	74% Math proficiency	374
29	W. T. Henning Elementary School Sulphur · Elementary · Grades PK–5	Public	369	80.3 Top 10%	77% Math proficiency	369
30	LeBlanc Middle School Sulphur · Middle · Grades 6–8	Public	366	75.5 Top 25%	62% Math proficiency	366
31	Dolby Elementary School Lake Charles · Elementary · Grades PK–5	Public	360	83.2 Top 10%	87% Math proficiency	360
32	Western Heights Elementary School Westlake · Elementary · Grades 3–5	Public	343	79.1 Top 25%	84% Math proficiency	343
33	Maplewood Middle School Sulphur · Middle · Grades 6–8	Public	319	85.4 Top 5%	72% Math proficiency	319
34	Henry Heights Elementary School Lake Charles · Elementary · Grades PK–5	Public	315	65.2 Top 50%	57% Math proficiency	315
35	M. J. Kaufman Elementary School Lake Charles · Elementary · Grades PK–5	Public	308	68.9 Top 25%	66% Math proficiency	308
36	T. S. Cooley Elementary Magnet School Lake Charles · Elementary · Grades K–5	Public	300	85.5 Top 5%	97.5% Math proficiency	300
37	Vincent Settlement Elementary School Sulphur · Elementary · Grades PK–5	Public	284	89.3 Top 5%	97.5% Math proficiency	284
38	Richard W. Vincent Elementary School Sulphur · Elementary · Grades PK–5	Public	283	70.0 Top 25%	72% Math proficiency	283
39	DeQuincy High School DeQuincy · High · Grades 9–12	Public	279	75.1 Top 25%	62% Math proficiency	279
40	College Oaks Elementary School Lake Charles · Elementary · Grades PK–5	Public	278	58.3 Top 50%	47% Math proficiency	278
41	Brentwood Elementary School Lake Charles · Elementary · Grades PK–5	Public	272	57.9 Top 50%	52% Math proficiency	272
42	Ray D. Molo Middle Magnet School Lake Charles · Middle · Grades 6–8	Public	265	42.0 Lower 50%	30% Math proficiency	265
43	Oak Park Elementary School Lake Charles · Elementary · Grades PK–5	Public	259	47.5 Lower 50%	42% Math proficiency	259
44	Vinton High School Vinton · High · Grades 9–12	Public	242	71.1 Top 25%	72% Math proficiency	242
45	DeQuincy Primary School DeQuincy · Elementary · Grades PK–2	Public	239	51.2 Top 50%	65.7% Free/reduced-price lunch	239
46	DeQuincy Elementary School DeQuincy · Elementary · Grades 3–5	Public	222	66.9 Top 50%	58% Math proficiency	222
47	Pearl Watson Elementary School Lake Charles · Elementary · Grades PK–5	Public	219	51.8 Top 50%	57% Math proficiency	219
48	DeQuincy Middle School DeQuincy · Middle · Grades 6–8	Public	208	77.8 Top 25%	65% Math proficiency	208
49	Vinton Middle School Vinton · Middle · Grades 6–8	Public	191	74.3 Top 25%	72% Math proficiency	191
50	Barbe Elementary School Lake Charles · Elementary · Grades PK–5	Public	179	49.5 Lower 50%	52% Math proficiency	179
51	T. H. Watkins Elementary School Lake Charles · Elementary · Grades K–5	Public	165	60.9 Top 50%	67% Math proficiency	165
52	John J. Johnson II Elementary School Lake Charles · Elementary · Grades PK–2	Public	131	31.4 Lower 50%	96.9% Free/reduced-price lunch	131
53	Ralph F. Wilson Elementary School Lake Charles · Elementary · Grades 3–5	Public	92	33.1 Lower 50%	32% Math proficiency	92

Sulphur High School in Sulphur leads the 2025 list of largest schools in Calcasieu Parish with Enrollment 1,911. Of the 53 schools shown, 53 are public.

For the full picture see the wider Louisiana largest schools rankings, every school on the Calcasieu Parish 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 Calcasieu Parish?

Sulphur High School in Sulphur, Louisiana ranks first among largest schools in Calcasieu Parish with Enrollment 1,911 (Enrollment: 1,911).

How are largest schools in Calcasieu Parish 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.