Best High Schools in Connecticut

The top 50 high schools (grades 9-12) in Connecticut, ranked by enrollment from NCES data with EDFacts proficiency rates where available. Average proficiency across this list is 61%.

#	School	City	Enrollment	Proficiency
1	Danbury High School	Danbury, CT	3,590	43%
2	Greenwich High School	Greenwich, CT	2,668	57%
3	New Britain High School	New Britain, CT	2,331	47%
4	Westhill High School	Stamford, CT	2,265	57%
5	Trumbull High School	Trumbull, CT	2,134	60%
6	Stamford High School	Stamford, CT	2,048	49%
7	Norwich Free Academy	Norwich, CT	2,033	57%
8	Southington High School	Southington, CT	1,945	71%
9	Glastonbury High School	Glastonbury, CT	1,801	56%
10	West Haven High School	West Haven, CT	1,780	50%
11	Staples High School	Westport, CT	1,686	66%
12	Fairfield Ludlowe High School	Fairfield, CT	1,498	62%
13	Ridgefield High School	Ridgefield, CT	1,474	68%
14	Conard High School	West Hartford, CT	1,418	63%
15	Darien High School	Darien, CT	1,415	67%
16	Newtown High School	Sandy Hook, CT	1,325	68%
17	Amity Regional High School	Woodbridge, CT	1,318	72%
18	New Canaan High School	New Canaan, CT	1,294	69%
19	Shelton High School	Shelton, CT	1,270	68%
20	Farmington High School	Farmington, CT	1,263	67%
21	Cheshire High School	Cheshire, CT	1,239	62%
22	Wilton High School	Wilton, CT	1,231	69%
23	Simsbury High School	Simsbury, CT	1,217	64%
24	Windsor High School	Windsor, CT	1,100	61%
25	Guilford High School	Guilford, CT	1,048	65%
26	The Woodstock Academy	Woodstock, CT	1,041	69%
27	Pomperaug Regional High School	Southbury, CT	1,039	67%
28	Masuk High School	Monroe, CT	1,034	62%
29	Hartford Magnet Trinity College Academy	Hartford, CT	963	35%
30	Avon High School	Avon, CT	923	70%
31	North Haven High School	North Haven, CT	921	70%
32	Berlin High School	Berlin, CT	858	66%
33	Daniel Hand High School	Madison, CT	828	62%
34	Waterbury Arts Magnet School	Waterbury, CT	821	51%
35	RHAM High School	Hebron, CT	819	63%
36	Jonathan Law High School	Milford, CT	815	63%
37	Bullard-Havens Technical High School	Bridgeport, CT	810	50%
38	W. F. Kaynor Technical High School	Waterbury, CT	791	57%
39	Platt Technical High School	Milford, CT	787	50%
40	Joel Barlow High School	Redding, CT	768	71%
41	H. C. Wilcox Technical High School	Meriden, CT	761	50%
42	A. I. Prince Technical High School	Hartford, CT	757	36%
43	Ledyard High School	Ledyard, CT	743	67%
44	Ellington High School	Ellington, CT	737	70%
45	Waterford High School	Waterford, CT	735	67%
46	Watertown High School	Watertown, CT	735	62%
47	Tolland High School	Tolland, CT	724	65%
48	Mark T. Sheehan High School	Wallingford, CT	722	63%
49	Weston High School	Weston, CT	722	63%
50	Henry Abbott Technical High School	Danbury, CT	702	58%

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Frequently Asked Questions

What is the best high school in Connecticut?

The largest high school in Connecticut is Danbury High School in Danbury with 3,590 students and a 43% proficiency rate. Rankings are based on NCES Common Core of Data enrollment and EDFacts proficiency results.

How many high schools are in Connecticut?

This page shows the top 50 high schools (grades 9-12) in Connecticut by enrollment. Browse the full state directory to see all schools.

What does the proficiency rate measure?

Proficiency rate is the percentage of students meeting grade-level standards on combined math and reading assessments, as reported by EDFacts. Data is district-level and applied to each school in the district.

Where does this data come from?

Enrollment and school characteristics come from the NCES Common Core of Data. Proficiency rates come from EDFacts assessment results. Both are official federal datasets published by the U.S. Department of Education.

The this entity category groups every U.S. K-12 school outcomes and enrollment entity sharing this attribute. The list above is the data; the paragraphs below explain what the grouping means against the broader NCES Common Core of Data and EDFacts distribution and how to read the relative rankings within the category.

For readers using this category as a starting point, the per-entity detail pages linked from the table above carry the underlying NCES Common Core of Data and EDFacts data in full. The category-level view is the filter; the per-entity pages are the actual answer.

Sources: NCES Common Core of Data, EDFacts

Last updated: June 2026

Schools are ranked by enrollment within the state. Proficiency rates come from EDFacts assessment results, district-level figures applied to each school in the district.

Source: NCES Common Core of Data, 2026.