Largest Schools in New Haven School District (2025)

Schools with the highest enrollment. Ranked by the Success Index (US) from official American data; 37 schools in New Haven School District, Connecticut. Rank positions shown on each profile are within United States and Connecticut.

#	School	Sector	Enrollment	Success Index (US)	Key result	Students
1	Wilbur Cross High School New Haven · High · Grades 9–12	Public	1,742	21.7 Lower 50%	9% Math proficiency	1,742
2	James Hillhouse High School New Haven · High · Grades 9–12	Public	1,124	16.4 Lower 50%	2.5% Math proficiency	1,124
3	Fair Haven School New Haven · Elementary · Grades PK–8	Public	734	19.6 Lower 50%	8% Math proficiency	734
4	Hill Regional Career High School New Haven · High · Grades 9–12	Public	625	27.0 Lower 50%	12% Math proficiency	625
5	Engineering - Science University Magnet School West Haven · High · Grades 6–12	Public	608	64.0 Top 50%	53% Math proficiency	608
6	Ross/Woodward School New Haven · Elementary · Grades PK–8	Public	562	24.3 Lower 50%	14% Math proficiency	562
7	Cooperative High School - Inter-District Magnet New Haven · High · Grades 9–12	Public	560	28.5 Lower 50%	12% Math proficiency	560
8	John C. Daniels New Haven · Elementary · Grades PK–8	Public	522	31.0 Lower 50%	19% Math proficiency	522
9	Nathan Hale School New Haven · Elementary · Grades PK–8	Public	506	39.3 Lower 50%	34% Math proficiency	506
10	Conte/West Hills Magnet School New Haven · Elementary · Grades PK–8	Public	496	35.3 Lower 50%	28% Math proficiency	496
11	Barnard Environmental Magnet School New Haven · Elementary · Grades PK–8	Public	496	16.6 Lower 50%	11% Math proficiency	496
12	Davis Academy for Arts & Design Innovation New Haven · Elementary · Grades PK–8	Public	489	38.1 Lower 50%	28% Math proficiency	489
13	John S. Martinez Sea and Sky STEM School New Haven · Elementary · Grades PK–8	Public	486	22.4 Lower 50%	26% Math proficiency	486
14	Benjamin Jepson Magnet School New Haven · Elementary · Grades PK–8	Public	483	28.9 Lower 50%	26% Math proficiency	483
15	Mauro-Sheridan Magnet School New Haven · Elementary · Grades PK–8	Public	482	47.4 Lower 50%	44% Math proficiency	482
16	Beecher School New Haven · Elementary · Grades PK–8	Public	462	29.7 Lower 50%	29% Math proficiency	462
17	Truman School New Haven · Elementary · Grades PK–8	Public	460	26.0 Lower 50%	23% Math proficiency	460
18	Clinton Avenue School New Haven · Elementary · Grades K–8	Public	446	33.3 Lower 50%	20% Math proficiency	446
19	East Rock Community Magnet School New Haven · Elementary · Grades PK–8	Public	442	31.7 Lower 50%	26% Math proficiency	442
20	Family Academy of Multilingual Exploration New Haven · Elementary · Grades PK–8	Public	441	20.0 Lower 50%	13% Math proficiency	441
21	Roberto Clemente Leadership Academy for Global Awareness New Haven · Elementary · Grades K–8	Public	434	21.9 Lower 50%	12% Math proficiency	434
22	Hill Central Music Academy New Haven · Elementary · Grades PK–8	Public	430	17.9 Lower 50%	15% Math proficiency	430
23	Worthington Hooker School New Haven · Elementary · Grades K–8	Public	420	74.2 Top 25%	69% Math proficiency	420
24	King/Robinson Magnet School New Haven · Elementary · Grades PK–8	Public	412	25.3 Lower 50%	18% Math proficiency	412
25	Bishop Woods Architecture and Design Magnet School New Haven · Elementary · Grades K–8	Public	408	23.2 Lower 50%	22% Math proficiency	408
26	Edgewood School New Haven · Elementary · Grades K–8	Public	397	32.4 Lower 50%	24% Math proficiency	397
27	Metropolitan Business Academy New Haven · High · Grades 9–12	Public	380	22.8 Lower 50%	2.5% Math proficiency	380
28	Betsy Ross Arts Magnet School New Haven · Middle · Grades 5–8	Public	348	43.2 Lower 50%	34% Math proficiency	348
29	Barack H. Obama Magnet University School New Haven · Elementary · Grades PK–4	Public	343	29.0 Lower 50%	22% Math proficiency	343
30	Sound School New Haven · High · Grades 9–12	Public	332	48.8 Lower 50%	17% Math proficiency	332
31	Celentano BioTech Health and Medical Magnet School New Haven · Elementary · Grades PK–8	Public	328	26.6 Lower 50%	12% Math proficiency	328
32	New Haven Academy New Haven · High · Grades 9–12	Public	321	28.3 Lower 50%	15% Math proficiency	321
33	Augusta Lewis Troup School New Haven · Elementary · Grades PK–8	Public	300	20.4 Lower 50%	5% Math proficiency	300
34	High School In The Community New Haven · High · Grades 9–12	Public	251	24.2 Lower 50%	15% Math proficiency	251
35	Lincoln-Bassett School New Haven · Elementary · Grades PK–6	Public	236	18.0 Lower 50%	12% Math proficiency	236
36	Brennan Rogers School New Haven · Elementary · Grades PK–8	Public	203	18.2 Lower 50%	13% Math proficiency	203
37	Wexler/Grant Community School New Haven · Elementary · Grades PK–8	Public	194	20.0 Lower 50%	12% Math proficiency	194

Wilbur Cross High School in New Haven leads the 2025 list of largest schools in New Haven School District with Enrollment 1,742. Of the 37 schools shown, 37 are public.

For the full picture see the wider Connecticut largest schools rankings, every school on the New Haven School District 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 New Haven School District?

Wilbur Cross High School in New Haven, Connecticut ranks first among largest schools in New Haven School District with Enrollment 1,742 (Enrollment: 1,742).

How are largest schools in New Haven School District 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.