Best High Schools in Connecticut

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Find the best Connecticut high schools with SchoolDigger.com! Focused on test scores for accurate rankings, our user-friendly site simplifies your search. Empower your decisions by exploring top-rated schools, only on SchoolDigger.com - the ultimate guide to K-12 schools!

Year after year, SchoolDigger is always the first to publish Connecticut test scores and rankings. Other sites use stale test score data that are several years old! Be in the know with the very latest performance metrics.

The list is updated annually upon the release of the NGSS and SAT test scores by the Connecticut Department of Education. The most recent update was on Thursday, August 28, 2025.

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School	Students/Teachers	Per Pupil Expenditures (2025)	Ranking (2025 vs 2024)	ID
31	Lewis S. Mills High School	Public	9-12	26 Lyon Rd.	Burlington	06013	Northwest Hills Planning Region	Regional School District 10	No	No	No	No	(860) 673-0423	614	54	11.4	14.8%	398 (64.8%)	2 (0.3%)	58 (9.4%)	5 (0.8%)	0 (0.0%)	1 (0.2%)	146 (23.8%)	$22,005	79.6	79.4	31		090352000730
32	East Granby High School	Public	9-12	95 South Main St.	East Granby	06026	Capitol Planning Region	East Granby School District	No	No	No	No	(860) 653-2541	249	21	11.7	26.1%	167 (67.1%)	21 (8.4%)	28 (11.2%)	24 (9.6%)	0 (0.0%)	0 (0.0%)	9 (3.6%)	$23,934	78			(n/a)	090117000181
33	Bethel High School	Public	9-12	300 Whittlesey Dr.	Bethel	06801	Western Connecticut Planning Region	Bethel School District	No	No	No	Yes	(203) 794-8600	1,097	80	13.6	31.7%	625 (57.0%)	46 (4.2%)	290 (26.4%)	74 (6.7%)	16 (1.5%)	3 (0.3%)	40 (3.6%)	$18,618	77.9			(n/a)	090027000024
34	Woodland Regional High School	Public	9-12	135 Back Rimmon Rd.	Beacon Falls	06403	Naugatuck Valley Planning Region	Regional School District 16	No	No	No	Yes	(203) 881-5551	571	51	11.1	20.7%	465 (81.4%)	24 (4.2%)	62 (10.9%)	3 (0.5%)	0 (0.0%)	0 (0.0%)	17 (3.0%)	$24,137	77.6	69.4	44	10	090353801356
35	Old Saybrook Senior High School	Public	9-12	1111 Boston Post Rd.	Old Saybrook	06475	Lower Connecticut River Valley Planning Region	Old Saybrook School District	No	No	No	No	(860) 395-3175	338	41	8.2	22.5%	261 (77.2%)	2 (0.6%)	48 (14.2%)	12 (3.6%)	0 (0.0%)	1 (0.3%)	11 (3.3%)	$31,540	77.2	75.8	37	2	090318000684
36	Ledyard High School	Public	9-12	24 Gallup Hill Rd.	Ledyard	06339	Southeastern Connecticut Planning Region	Ledyard School District	No	No	No	No	(860) 464-9600	731	64	11.4	27.9%	516 (70.6%)	21 (2.9%)	89 (12.2%)	19 (2.6%)	10 (1.4%)	2 (0.3%)	72 (9.8%)	$20,772	76.2	58.2	62	26	090216000401
37	North Haven High School	Public	9-12	221 Elm Street	North Haven	06473	South Central Connecticut Planning Region	North Haven School District	No	No	No	Yes	(203) 239-1641	944	86	11	24.2%	627 (66.4%)	58 (6.1%)	143 (15.1%)	81 (8.6%)	0 (0.0%)	0 (0.0%)	33 (3.5%)	$22,326	75.5	73.7	40	3	090303000631
38	Northwestern Regional High School	Public	9-12	100 Battistoni Dr.	Winsted	06098	Northwest Hills Planning Region	Regional School District 07	No	No	No	Yes	(860) 379-8525	536	55	9.6	23.5%	503 (93.8%)	2 (0.4%)	16 (3.0%)	5 (0.9%)	1 (0.2%)	0 (0.0%)	8 (1.5%)	$28,876	75.4	66.5	50	12	090372000771
39	Bacon Academy	Public	9-12	611 Norwich Ave.	Colchester	06415	Southeastern Connecticut Planning Region	Colchester School District	No	No	No	Yes	(860) 537-2378	572	59	9.7	24.3%	461 (80.6%)	20 (3.5%)	45 (7.9%)	18 (3.1%)	0 (0.0%)	0 (0.0%)	28 (4.9%)	$25,384	74.9	63.7	54	15	090084000135
40	Southington High School	Public	9-12	720 Pleasant Street	Southington	06489	Capitol Planning Region	Southington School District	No	No	No	No	(860) 628-3229	1,905	149	12.7	25.7%	1,424 (74.8%)	53 (2.8%)	257 (13.5%)	91 (4.8%)	1 (0.1%)	1 (0.1%)	72 (3.8%)	$19,310	74.4	74.4	39	1	090423000838

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About our rankings:

Schooldigger calculates school rankings based on SAT English Language Arts, SAT Math, NGSS Science test scores released by the Connecticut Department of Education.
These rankings were last updated on August 28, 2025, and are based on the most recent test scores available. We update rankings as we receive new test scores from the Connecticut Department of Education, usually on a yearly basis.
Our sources of data include the National Center for Education Statistics, U.S. Department of Education and the Connecticut Department of Education.
For more information about our ranking process, please see our Ranking FAQ. Details about our methodology are here.

Educational resources:

High school students working on a science experiment

Magnet Schools: Unleashing the Power of Education

Every Student Succeeds Act (ESSA): Transforming Education in America

SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Connecticut Department of Education.

School														Students/Teachers											Per Pupil Expenditures (2025)							Ranking (2025 vs 2024)					ID
Rank (of 141)	School	Type	Grades	Address	City	Zip	County	District	Is Charter	Is Magnet	Is Virtual	Is Title I	Phone	# Students	Full-time Teachers	Student/ Teacher Ratio	Free/Disc Lunch Recipients	White	Black	Hispanic	Asian	American Indian	Pacific Islander	Two or More Races	Per Pupil Expenditures: Total	Personnel from Federal Funds	Non-Personnel from Federal Funds	Total from Federal Funds	Personnel from State and Local Funds	Non-Personnel from State and Local Funds	Total from State and Local Funds	Average Standard Score (2025)	Average Standard Score (2024)	Rank (2024)	Rank Change from 2024	SchoolDigger Rating (2025)	ID
31	Lewis S. Mills High School	Public	9-12	26 Lyon Rd.	Burlington	06013	Northwest Hills Planning Region	Regional School District 10	No	No	No	No	(860) 673-0423	614	54	11.4	14.8%	398 (64.8%)	2 (0.3%)	58 (9.4%)	5 (0.8%)	0 (0.0%)	1 (0.2%)	146 (23.8%)	$22,005							79.6	79.4	31			090352000730
32	East Granby High School	Public	9-12	95 South Main St.	East Granby	06026	Capitol Planning Region	East Granby School District	No	No	No	No	(860) 653-2541	249	21	11.7	26.1%	167 (67.1%)	21 (8.4%)	28 (11.2%)	24 (9.6%)	0 (0.0%)	0 (0.0%)	9 (3.6%)	$23,934							78			(n/a)		090117000181
33	Bethel High School	Public	9-12	300 Whittlesey Dr.	Bethel	06801	Western Connecticut Planning Region	Bethel School District	No	No	No	Yes	(203) 794-8600	1,097	80	13.6	31.7%	625 (57.0%)	46 (4.2%)	290 (26.4%)	74 (6.7%)	16 (1.5%)	3 (0.3%)	40 (3.6%)	$18,618							77.9			(n/a)		090027000024
34	Woodland Regional High School	Public	9-12	135 Back Rimmon Rd.	Beacon Falls	06403	Naugatuck Valley Planning Region	Regional School District 16	No	No	No	Yes	(203) 881-5551	571	51	11.1	20.7%	465 (81.4%)	24 (4.2%)	62 (10.9%)	3 (0.5%)	0 (0.0%)	0 (0.0%)	17 (3.0%)	$24,137							77.6	69.4	44	10		090353801356
35	Old Saybrook Senior High School	Public	9-12	1111 Boston Post Rd.	Old Saybrook	06475	Lower Connecticut River Valley Planning Region	Old Saybrook School District	No	No	No	No	(860) 395-3175	338	41	8.2	22.5%	261 (77.2%)	2 (0.6%)	48 (14.2%)	12 (3.6%)	0 (0.0%)	1 (0.3%)	11 (3.3%)	$31,540							77.2	75.8	37	2		090318000684
36	Ledyard High School	Public	9-12	24 Gallup Hill Rd.	Ledyard	06339	Southeastern Connecticut Planning Region	Ledyard School District	No	No	No	No	(860) 464-9600	731	64	11.4	27.9%	516 (70.6%)	21 (2.9%)	89 (12.2%)	19 (2.6%)	10 (1.4%)	2 (0.3%)	72 (9.8%)	$20,772							76.2	58.2	62	26		090216000401
37	North Haven High School	Public	9-12	221 Elm Street	North Haven	06473	South Central Connecticut Planning Region	North Haven School District	No	No	No	Yes	(203) 239-1641	944	86	11	24.2%	627 (66.4%)	58 (6.1%)	143 (15.1%)	81 (8.6%)	0 (0.0%)	0 (0.0%)	33 (3.5%)	$22,326							75.5	73.7	40	3		090303000631
38	Northwestern Regional High School	Public	9-12	100 Battistoni Dr.	Winsted	06098	Northwest Hills Planning Region	Regional School District 07	No	No	No	Yes	(860) 379-8525	536	55	9.6	23.5%	503 (93.8%)	2 (0.4%)	16 (3.0%)	5 (0.9%)	1 (0.2%)	0 (0.0%)	8 (1.5%)	$28,876							75.4	66.5	50	12		090372000771
39	Bacon Academy	Public	9-12	611 Norwich Ave.	Colchester	06415	Southeastern Connecticut Planning Region	Colchester School District	No	No	No	Yes	(860) 537-2378	572	59	9.7	24.3%	461 (80.6%)	20 (3.5%)	45 (7.9%)	18 (3.1%)	0 (0.0%)	0 (0.0%)	28 (4.9%)	$25,384							74.9	63.7	54	15		090084000135
40	Southington High School	Public	9-12	720 Pleasant Street	Southington	06489	Capitol Planning Region	Southington School District	No	No	No	No	(860) 628-3229	1,905	149	12.7	25.7%	1,424 (74.8%)	53 (2.8%)	257 (13.5%)	91 (4.8%)	1 (0.1%)	1 (0.1%)	72 (3.8%)	$19,310							74.4	74.4	39	1		090423000838