Best High Schools in Connecticut

A teacher and two students give a thumbs-up in a classroom.

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 Tuesday, August 27, 2024.

Be the first to know when we post new test scores and rankings!

School															Students/Teachers											Per Pupil Expenditures (2023)							Ranking (2024 vs 2023)
ID	Rank (of 145)	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 (2024)	Average Standard Score (2023)	Rank (2023)	Rank Change from 2023	SchoolDigger Rating (2024)
090168000289	11	Granby Memorial High School	Public	9-12	54 North Granby Road	Granby	06035	Hartford County	Granby School District	No	No	No	No	(860) 844-3014	563	51	11	16.5%	458 (81.3%)	44 (7.8%)	30 (5.3%)	12 (2.1%)	2 (0.4%)	0 (0.0%)	17 (3.0%)	$22,518							90.3	91.6	11
090438000881	12	Stonington High School	Public	9-12	176 South Broad St.	Pawcatuck	06379	New London County	Stonington School District	No	No	No	Yes	(860) 599-5781	556	46	11.9	22.5%	476 (85.6%)	4 (0.7%)	39 (7.0%)	9 (1.6%)	1 (0.2%)	1 (0.2%)	25 (4.5%)	$22,245							89.9	85.9	21	9
090156000273	13	Farmington High School	Public	9-12	10 Monteith Dr	Farmington	06032	Hartford County	Farmington School District	No	No	No	No	(860) 673-2514	1,287	106	12.1	19.3%	652 (50.7%)	62 (4.8%)	144 (11.2%)	354 (27.5%)	2 (0.2%)	1 (0.1%)	63 (4.9%)	$21,818							89.9			(n/a)
090153001379	14	Fairfield Ludlowe High School	Public	9-12	785 Unquowa Rd.	Fairfield	06824	Fairfield County	Fairfield School District	No	No	No	No	(203) 255-7201	1,489	122	12.1	13.3%	1,145 (76.9%)	36 (2.4%)	144 (9.7%)	93 (6.2%)	1 (0.1%)	0 (0.0%)	67 (4.5%)	$21,965							89.8	91	12	2
090462000937	15	Trumbull High School	Public	9-12	72 Strobel Rd.	Trumbull	06611	Fairfield County	Trumbull School District	No	No	No	No	(203) 452-4555	2,155	146	14.7	18.6%	1,345 (62.4%)	155 (7.2%)	394 (18.3%)	207 (9.6%)	4 (0.2%)	4 (0.2%)	45 (2.1%)	$19,735							88	89.8	14	1
090353700749	16	Pomperaug Regional High School	Public	9-12	234 Judd Rd.	Southbury	06488	New Haven County	Regional School District 15	No	No	No	Yes	(203) 262-3200	995	89	11.2	15.9%	791 (79.5%)	20 (2.0%)	91 (9.1%)	55 (5.5%)	1 (0.1%)	1 (0.1%)	35 (3.5%)	$23,632							87			(n/a)
090012000011	17	Avon High School	Public	9-12	510 West Avon Rd.	Avon	06001	Hartford County	Avon School District	No	No	No	Yes	(860) 404-4740	941	82	11.5	13.1%	543 (57.7%)	60 (6.4%)	86 (9.1%)	217 (23.1%)	1 (0.1%)	0 (0.0%)	31 (3.3%)	$23,474							86.2	94.7	5	12
090353900759	18	Haddam-Killingworth High School	Public	9-12	95 Little City Road	Higganum	06441	Middlesex County	Regional School District 17	No	No	No	No	(860) 345-8541	518	51	10	13.9%	454 (87.6%)	7 (1.4%)	22 (4.2%)	16 (3.1%)	1 (0.2%)	0 (0.0%)	16 (3.1%)	$25,496							85.9	92.5	9	9
090291000615	19	Newtown High School	Public	9-12	12 Berkshire Rd.	Sandy Hook	06482	Fairfield County	Newtown School District	No	No	No	No	(203) 426-7646	1,276	113	11.2	12.9%	1,028 (80.6%)	27 (2.1%)	152 (11.9%)	35 (2.7%)	1 (0.1%)	1 (0.1%)	31 (2.4%)	$20,852							85	89.2	15	4
090036000037	20	Bolton High School	Public	9-12	72 Brandy St.	Bolton	06043	Tolland County	Bolton School District	No	No	No	Yes	(860) 643-2768	215	29	7.5	25.1%	160 (74.4%)	17 (7.9%)	21 (9.8%)	9 (4.2%)	0 (0.0%)	0 (0.0%)	7 (3.3%)	$25,663							85			(n/a)

Sign up for updates!

Be the first to know when we update our rankings!

Other SchoolDigger ranking lists for Connecticut

Elementary Schools Middle Schools High Schools Districts Cities

New! SchoolDigger ranking lists for CT student subgroups:

Female Students Male Students Asian Students African American Students Hispanic Students White Students Special Education Students Low Socio Economic Status Students

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 27, 2024, 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:

Alternative Schools vs Public Schools: A Comparison

No Child Left Behind (NCLB): A Comprehensive Analysis of Its Impact on Education

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