Best School Districts in Connecticut

Welcome to SchoolDigger, your go-to source for Connecticut school district rankings! Our user-friendly platform emphasizes test scores, offering a clear, data-driven comparison to help you navigate the educational landscape. Uncover the best-performing school districts in the Constitution State and make well-informed decisions for your child's future. With our extensive database, you can explore top-rated districts, examine their performance, and gain valuable insights. Choose SchoolDigger.com as your trusted partner in finding the perfect school district in Connecticut. Your journey to educational excellence starts here!

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 test scores by the Connecticut Department of Education. The most recent update was on Tuesday, August 27, 2024.

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Rank (of 158)	District	Grades	# Elementary Schools	# Middle Schools	# High Schools	# Alt. Schools	City	County	Rank score (2024)	Rank (2023)	Rank change from 2023
	Achievement First Bridgeport Academy District	K-12	0	0	0	1	New Haven	New Haven County			(n/a)
	Achievement First Hartford Academy District	K-12	0	0	0	1	New Haven	New Haven County			(n/a)
	Amistad Academy District	K-12	0	0	0	1	New Haven	New Haven County			(n/a)
	Andover School District	PK, KG-6	1	0	0	0	Andover	Tolland County			(n/a)
150^th	Ansonia School District	PK, KG-12	2	1	1	0	Ansonia	New Haven County	0.186	151	1
147^th	Area Cooperative Educational Services	PK, KG-12	1	1	1	0	North Haven	New Haven County	0.226	140	7
110^th	Ashford School District	PK, KG-8	1	0	0	0	Ashford	Windham County	0.473	102	8
24^th	Avon School District	PK, KG-12	2	2	1	0	Avon	Hartford County	0.855	29	5
78^th	Barkhamsted School District	PK, KG-6	1	0	0	0	Barkhamsted	Litchfield County	0.612	43	35
55^th	Berlin School District	PK, KG-12	3	1	1	0	Berlin	Hartford County	0.743	56	1
14^th	Bethany School District	PK, KG-6	1	0	0	0	Bethany	New Haven County	0.901	39	25
	Bethel School District	PK, KG-12	3	1	1	0	Bethel	Fairfield County			(n/a)
	Bloomfield School District	PK, KG-12	3	2	2	0	Bloomfield	Hartford County			(n/a)
60^th	Bolton School District	PK, KG-12	1	0	1	0	Bolton	Tolland County	0.731	64	4
137^th	Booker T. Washington Academy District	K-8	1	0	0	0	New Haven	New Haven County	0.332	141	4
	Bozrah School District	PK, KG-10	1	0	0	0	Bozrah	New London County			(n/a)
80^th	Branford School District	PK, KG-12	3	1	1	0	Branford	New Haven County	0.604	86	6
134^th	Brass City Charter School District	PK, KG-8	1	0	0	0	Waterbury	New Haven County	0.349	127	7
152^nd	Bridgeport School District	PK, KG-12	28	0	7	1	Bridgeport	Fairfield County	0.172	146	6
106^th	Bristol School District	PK, KG-12	8	2	3	0	Bristol	Hartford County	0.501	101	5
40^th	Brookfield School District	PK, KG-12	1	1	1	0	Brookfield	Fairfield County	0.787	71	31
90^th	Brooklyn School District	PK, KG-12	1	1	0	0	Brooklyn	Windham County	0.567	98	8
	Canaan School District	K-8	1	0	0	0	Falls Village	Litchfield County			(n/a)
98^th	Canterbury School District	PK, KG-12	1	1	0	0	Canterbury	Windham County	0.538	85	13
35^th	Canton School District	PK, KG-12	1	2	1	0	Collinsville	Hartford County	0.798	41	6
	Capital Preparatory Harbor School District	K-12	0	0	0	1	Bridgeport	Fairfield County			(n/a)
146^th	Capitol Region Education Council	PK, KG-12	10	1	5	0	Hartford	Hartford County	0.234	139	7
	Chaplin School District	PK, KG-6	1	0	0	0	Chaplin	Windham County			(n/a)
16^th	Cheshire School District	PK, KG-12	5	1	1	0	Cheshire	New Haven County	0.887	14	2
10^th	Chester School District	PK, KG-6	1	0	0	0	Deep River	Middlesex County	0.932	13	3
82^nd	Clinton School District	PK, KG-12	1	1	1	0	Clinton	Middlesex County	0.593	84	2
66^th	Colchester School District	PK, KG-12	2	1	1	0	Colchester	New London County	0.685	47	19
	Colebrook School District	K-6	1	0	0	0	Colebrook	Litchfield County			(n/a)
89^th	Columbia School District	PK, KG-10	1	0	0	0	Columbia	Tolland County	0.576	105	16
	Common Ground High School District	9-12	0	0	1	0	New Haven	New Haven County			(n/a)
144^th	Connecticut Technical Education and Career System	9-12	0	0	17	0	Hartford	Hartford County	0.241	135	9
114^th	Cooperative Educational Services	PK, KG-12	1	0	0	0	Trumbull	Fairfield County	0.45	118	4
	Cornwall School District	PK, KG-8	1	0	0	0	West Cornwall	Litchfield County			(n/a)
	Coventry School District	PK, KG-12	2	1	2	0	Coventry	Tolland County			(n/a)
75^th	Cromwell School District	PK, KG-12	2	1	1	0	Cromwell	Middlesex County	0.633	82	7
142^nd	Danbury School District	PK, KG-12	15	3	1	0	Danbury	Fairfield County	0.283	133	9
5^th	Darien School District	PK, KG-12	5	1	1	0	Darien	Fairfield County	0.955	6	1
34^th	Deep River School District	PK, KG-6	1	0	0	0	Deep River	Middlesex County	0.815	24	10
	Department of Mental Health and Addiction Services	9-12	0	0	1	0	Hartford	Hartford County			(n/a)
148^th	Derby School District	PK, KG-12	3	1	1	0	Derby	New Haven County	0.216	138	10
58^th	East Granby School District	PK, KG-12	2	1	1	0	East Granby	Hartford County	0.733	55	3
79^th	East Haddam School District	PK, KG-12	1	1	1	0	Moodus	Middlesex County	0.608	88	9
72^nd	East Hampton School District	PK, KG-12	2	1	1	0	East Hampton	Middlesex County	0.653	72
135^th	East Hartford School District	PK, KG-12	8	2	2	0	East Hartford	Hartford County	0.346	131	4
136^th	East Haven School District	PK, KG-12	6	1	1	0	East Haven	New Haven County	0.341	128	8
45^th	East Lyme School District	PK, KG-12	3	1	1	0	East Lyme	New London County	0.774	58	13
119^th	East Windsor School District	PK, KG-12	1	1	1	0	East Windsor	Hartford County	0.437	123	4
	Eastern Connecticut Regional Educational Service Center (EAS	1-12	0	0	2	0	Hampton	Windham County			(n/a)
	Eastford School District	PK, KG-12	0	0	0	1	Eastford	Windham County			(n/a)
15^th	Easton School District	PK, KG-8	1	1	0	0	Easton	Fairfield County	0.895	5	10
	Edmonds Cofield Preparatory Academy for Young Men Inc. Distr		0	0	0	0	New Haven	New Haven County			(n/a)
29^th	Ellington School District	PK, KG-12	3	1	1	0	Ellington	Tolland County	0.831	35	6
	Elm City College Preparatory School District	K-12	0	0	0	1	New Haven	New Haven County			(n/a)
128^th	Elm City Montessori School District	PK, KG-8	1	0	0	0	New Haven	New Haven County	0.384		(n/a)
112^th	Enfield School District	PK, KG-12	6	1	1	0	Enfield	Hartford County	0.456	112
49^th	Essex School District	PK, KG-6	1	0	0	0	Deep River	Middlesex County	0.769	40	9
	Explorations District	9-12	0	0	1	0	Winsted	Litchfield County			(n/a)
28^th	Fairfield School District	PK, KG-12	11	3	2	0	Fairfield	Fairfield County	0.832	27	1
17^th	Farmington School District	PK, KG-12	4	2	1	0	Farmington	Hartford County	0.885	18	1
	Franklin School District	PK, KG-8	1	0	0	0	North Franklin	New London County			(n/a)
23^rd	Glastonbury School District	PK, KG-12	5	2	1	0	Glastonbury	Hartford County	0.86	20	3
157^th	Goodwin University Educational Services (GUES)	PK, KG-12	1	0	1	0	East Hartford	Hartford County	0.087		(n/a)
46^th	Granby School District	PK, KG-12	2	1	1	0	Granby	Hartford County	0.773	45	1
155^th	Great Oaks Charter School District	6-12	0	0	1	0	Bridgeport	Fairfield County	0.146		(n/a)
32^nd	Greenwich School District	PK, KG-12	11	3	1	0	Greenwich	Fairfield County	0.828	36	4
129^th	Griswold School District	PK, KG-12	1	1	2	0	Griswold	New London County	0.383	113	16
102^nd	Groton School District	PK, KG-12	5	1	1	0	Mystic	New London County	0.52	104	2
25^th	Guilford School District	PK, KG-12	4	2	1	0	Guilford	New Haven County	0.848	31	6
126^th	Hamden School District	PK, KG-12	8	1	1	0	Hamden	New Haven County	0.395	117	9
	Hampton School District	PK, KG-6	1	0	0	0	Hampton	Windham County			(n/a)
154^th	Hartford School District	PK, KG-12	24	6	10	1	Hartford	Hartford County	0.155	145	9
	Hartland School District	PK, KG-8	1	0	0	0	East Hartland	Hartford County			(n/a)
70^th	Hebron School District	PK, KG-6	2	0	0	0	Hebron	Tolland County	0.666	48	22
	Highville Charter School District	PK, KG-12	0	0	0	1	New Haven	New Haven County			(n/a)
94^th	Integrated Day Charter School District	PK, KG-8	1	0	0	0	Norwich	New London County	0.546	106	12
120^th	Interdistrict School for Arts and Community District	6-8	0	1	0	0	New London	New London County	0.436	130	10
	Judicial Centers	5-12	0	0	8	0	Glastonbury	Hartford County			(n/a)
	Jumoke Academy District	PK, KG-12	0	0	0	1	Hartford	Hartford County			(n/a)
	Kent School District	PK, KG-8	1	0	0	0	Kent	Litchfield County			(n/a)
131^st	Killingly School District	PK, KG-12	2	1	1	0	Danielson	Windham County	0.373	111	20
	Learn	PK, KG-12	2	0	2	0	Old Lyme	New London County			(n/a)
74^th	Lebanon School District	PK, KG-12	1	1	1	0	Lebanon	New London County	0.636	83	9
104^th	Ledyard School District	PK, KG-12	3	1	1	0	Ledyard	New London County	0.505	100	4
86^th	Lisbon School District	PK, KG-12	1	0	0	0	Lisbon	New London County	0.585	78	8
	Litchfield School District	PK, KG-12	1	2	1	0	Litchfield	Litchfield County			(n/a)
8^th	Madison School District	PK, KG-12	3	1	1	0	Madison	New Haven County	0.947	11	3
141^st	Manchester School District	PK, KG-12	7	2	1	0	Manchester	Hartford County	0.3	134	7
51^st	Mansfield School District	PK, KG-8	1	1	0	0	Storrs	Tolland County	0.753	49	2
47^th	Marlborough School District	PK, KG-6	1	0	0	0	Marlborough	Hartford County	0.773	44	3
111^th	Meriden School District	PK, KG-12	8	3	2	0	Meriden	New Haven County	0.47	116	5
125^th	Middletown School District	PK, KG-12	8	1	1	0	Middletown	Middlesex County	0.401	115	10
84^th	Milford School District	PK, KG-12	8	3	2	0	Milford	New Haven County	0.592	94	10
30^th	Monroe School District	PK, KG-12	3	1	1	0	Monroe	Fairfield County	0.83	33	3
93^rd	Montville School District	PK, KG-12	3	1	1	0	Oakdale	New London County	0.552	90	3
139^th	Naugatuck School District	PK, KG-12	5	3	1	0	Naugatuck	New Haven County	0.325	132	7
	New Beginnings Inc Family Academy District	PK, KG-8	1	0	0	0	Bridgeport	Fairfield County			(n/a)
158^th	New Britain School District	PK, KG-12	10	3	1	0	New Britain	Hartford County	0.072	150	8
1^st	New Canaan School District	PK, KG-12	3	1	1	0	New Canaan	Fairfield County	0.99	2	1
59^th	New Fairfield School District	PK, KG-12	2	1	1	0	New Fairfield	Fairfield County	0.733	42	17
	New Hartford School District	PK, KG-6	3	0	0	0	New Hartford	Litchfield County			(n/a)
149^th	New Haven School District	PK, KG-12	27	1	9	0	New Haven	New Haven County	0.196	142	7
156^th	New London School District	PK, KG-12	3	2	3	0	New London	New London County	0.12	147	9
117^th	New Milford School District	PK, KG-12	3	1	1	0	New Milford	Litchfield County	0.44		(n/a)
85^th	Newington School District	PK, KG-12	4	2	1	0	Newington	Hartford County	0.585	89	4
33^rd	Newtown School District	PK, KG-12	4	2	1	0	Newtown	Fairfield County	0.82	25	8
	Norfolk School District	PK, KG-6	1	0	0	0	Norfolk	Litchfield County			(n/a)
69^th	North Branford School District	PK, KG-12	2	1	1	0	Northford	New Haven County	0.667	69
	North Canaan School District	PK, KG-8	1	0	0	0	Canaan	Litchfield County			(n/a)
41^st	North Haven School District	PK, KG-12	4	1	1	0	North Haven	New Haven County	0.783	63	22
42^nd	North Stonington School District	PK, KG-12	1	0	1	0	North Stonington	New London County	0.782	28	14
127^th	Norwalk School District	PK, KG-12	14	4	4	0	Norwalk	Fairfield County	0.386	124	3
121^st	Norwich Free Academy District	9-12	0	0	1	0	Norwich	New London County	0.428	119	2
153^rd	Norwich School District	PK, KG-12	7	2	0	0	Norwich	New London County	0.167	143	10
81^st	Odyssey Community School District	PK, KG-8	1	0	0	0	Manchester	Hartford County	0.602	96	15
67^th	Old Saybrook School District	PK, KG-12	1	1	1	0	Old Saybrook	Middlesex County	0.683	53	14
39^th	Orange School District	PK, KG-6	4	0	0	0	Orange	New Haven County	0.79	46	7
63^rd	Oxford School District	PK, KG-12	2	1	1	0	Oxford	New Haven County	0.703	81	18
123^rd	Park City Prep Charter School District	4-8	0	1	0	0	Bridgeport	Fairfield County	0.403	107	16
116^th	Plainfield School District	PK, KG-12	3	1	1	0	Plainfield	Windham County	0.44		(n/a)
91^st	Plainville School District	PK, KG-12	3	1	1	0	Plainville	Hartford County	0.557	95	4
113^th	Plymouth School District	PK, KG-12	2	1	1	0	Terryville	Litchfield County	0.453	109	4
38^th	Pomfret School District	PK, KG-8	1	0	0	0	Pomfret Center	Windham County	0.793	26	12
57^th	Portland School District	PK, KG-12	2	2	1	0	Portland	Middlesex County	0.736	61	4
103^rd	Preston School District	PK, KG-12	1	1	0	0	Preston	New London County	0.515	73	30
138^th	Putnam School District	PK, KG-12	1	1	1	0	Putnam	Windham County	0.329	121	17
11^th	Redding School District	PK, KG-8	1	1	0	0	Easton	Fairfield County	0.922	19	8
109^th	Regional School District 01	5-12	0	0	1	0	Falls Village	Litchfield County	0.49		(n/a)
96^th	Regional School District 04	6-12	0	1	1	0	Deep River	Middlesex County	0.543	80	16
21^st	Regional School District 05	7-12	0	2	1	0	Woodbridge	New Haven County	0.882	12	9
37^th	Regional School District 06	PK, KG-12	3	1	1	0	Litchfield	Litchfield County	0.794		(n/a)
68^th	Regional School District 07	7-12	0	1	1	0	Winsted	Litchfield County	0.682	22	46
50^th	Regional School District 08	7-12	0	1	1	0	Hebron	Tolland County	0.756	60	10
2^nd	Regional School District 09	9-12	0	0	1	0	Easton	Fairfield County	0.972	1	1
53^rd	Regional School District 10	PK, KG-12	2	1	1	0	Burlington	Hartford County	0.746	51	2
71^st	Regional School District 11	7-12	0	0	1	0	Chaplin	Windham County	0.662		(n/a)
	Regional School District 12	PK, KG-12	3	0	1	0	Washington Depot	Litchfield County			(n/a)
77^th	Regional School District 13	PK, KG-12	3	1	1	0	Durham	Middlesex County	0.628	75	2
76^th	Regional School District 14	PK, KG-12	2	1	1	0	Woodbury	Litchfield County	0.632	70	6
56^th	Regional School District 15	PK, KG-12	4	2	1	0	Middlebury	New Haven County	0.738	62	6
62^nd	Regional School District 16	PK, KG-12	2	1	1	0	Prospect	New Haven County	0.709	59	3
36^th	Regional School District 17	PK, KG-12	3	1	1	0	Higganum	Middlesex County	0.796	23	13
19^th	Regional School District 18	PK, KG-12	3	1	1	0	Old Lyme	New London County	0.883	16	3
	Regional School District 19	9-12	0	0	1	0	Storrs	Tolland County			(n/a)
	Regional School District 20		0	0	0	0	Litchfield	Litchfield County			(n/a)
7^th	Ridgefield School District	PK, KG-12	6	2	1	0	Ridgefield	Fairfield County	0.949	7
43^rd	Rocky Hill School District	PK, KG-12	3	1	1	0	Rocky Hill	Hartford County	0.782	34	9
97^th	Salem School District	PK, KG-12	1	0	0	0	Salem	New London County	0.54	76	21
22^nd	Salisbury School District	PK, KG-8	1	0	0	0	Lakeville	Litchfield County	0.88	50	28
	Scotland School District	PK, KG-6	1	0	0	0	Scotland	Windham County			(n/a)
92^nd	Seymour School District	PK, KG-12	2	1	1	0	Seymour	New Haven County	0.552	93	1
	Sharon School District	PK, KG-8	1	0	0	0	Sharon	Litchfield County			(n/a)
73^rd	Shelton School District	PK, KG-12	5	2	1	0	Shelton	Fairfield County	0.648	74	1
13^th	Sherman School District	PK, KG-12	1	0	0	0	Sherman	Fairfield County	0.902	9	4
	Side By Side Charter School District	PK, KG-8	1	0	0	0	Norwalk	Fairfield County			(n/a)
12^th	Simsbury School District	PK, KG-12	5	1	1	0	Simsbury	Hartford County	0.904	17	5
65^th	Somers School District	PK, KG-12	1	1	1	0	Somers	Tolland County	0.697	67	2
27^th	South Windsor School District	PK, KG-12	4	1	1	0	South Windsor	Hartford County	0.837	32	5
54^th	Southington School District	PK, KG-12	10	2	1	0	Southington	Hartford County	0.745	57	3
145^th	Sprague School District	PK, KG-12	1	0	0	0	Baltic	New London County	0.241		(n/a)
99^th	Stafford School District	PK, KG-12	2	1	1	0	Stafford Springs	Tolland County	0.538	87	12
20^th	Stamford Charter School for Excellence District	PK, KG-8	1	0	0	0	Stamford	Fairfield County	0.883	38	18
132^nd	Stamford School District	PK, KG-12	13	5	3	0	Stamford	Fairfield County	0.368	122	10
115^th	Sterling School District	PK, KG-12	1	0	0	0	Sterling	Windham County	0.44	137	22
31^st	Stonington School District	PK, KG-12	2	1	1	0	Pawcatuck	New London County	0.828	21	10
140^th	Stratford School District	PK, KG-12	9	2	2	0	Stratford	Fairfield County	0.309	129	11
52^nd	Suffield School District	PK, KG-12	2	1	1	0	Suffield	Hartford County	0.747	54	2
	The Bridge Academy District	7-12	0	0	1	0	Bridgeport	Fairfield County			(n/a)
130^th	The Gilbert School District	7-12	0	0	1	0	Winsted	Litchfield County	0.379	120	10
87^th	The Woodstock Academy District	9-12	0	0	1	0	Woodstock	Windham County	0.579	79	8
	Thomaston School District	PK, KG-12	1	1	1	0	Thomaston	Litchfield County			(n/a)
108^th	Thompson School District	PK, KG-12	1	1	1	0	North Grosvenordale	Windham County	0.491		(n/a)
26^th	Tolland School District	PK, KG-12	2	1	1	0	Tolland	Tolland County	0.843	37	11
133^rd	Torrington School District	PK, KG-12	4	1	1	0	Torrington	Litchfield County	0.364	125	8
18^th	Trumbull School District	PK, KG-12	6	2	1	0	Trumbull	Fairfield County	0.885	15	3
	Union School District	PK, KG-8	1	0	0	0	Union	Tolland County			(n/a)
95^th	Vernon School District	PK, KG-12	5	1	1	0	Vernon	Tolland County	0.544	103	8
	Voluntown School District	PK, KG-11	1	0	0	0	Voluntown	New London County			(n/a)
100^th	Wallingford School District	PK, KG-12	8	2	2	0	Wallingford	New Haven County	0.533	97	3
151^st	Waterbury School District	PK, KG-12	21	3	5	0	Waterbury	New Haven County	0.179	148	3
64^th	Waterford School District	PK, KG-12	3	1	1	0	Waterford	New London County	0.699	65	1
105^th	Watertown School District	PK, KG-12	3	1	1	0	Watertown	Litchfield County	0.501	99	6
48^th	West Hartford School District	PK, KG-12	11	3	2	0	West Hartford	Hartford County	0.772	52	4
124^th	West Haven School District	PK, KG-12	6	2	1	0	West Haven	New Haven County	0.401	114	10
44^th	Westbrook School District	PK, KG-12	1	1	1	0	Westbrook	Middlesex County	0.781		(n/a)
3^rd	Weston School District	PK, KG-12	2	1	1	0	Weston	Fairfield County	0.969	4	1
4^th	Westport School District	PK, KG-12	5	2	1	0	Westport	Fairfield County	0.96	8	4
83^rd	Wethersfield School District	PK, KG-12	5	1	1	0	Wethersfield	Hartford County	0.593	91	8
88^th	Willington School District	PK, KG-8	1	1	0	0	Willington	Tolland County	0.576	77	11
9^th	Wilton School District	PK, KG-12	2	1	1	0	Wilton	Fairfield County	0.944	10	1
107^th	Winchester School District	PK, KG-12	2	0	0	0	Winsted	Litchfield County	0.493	110	3
143^rd	Windham School District	PK, KG-12	5	1	1	0	Willimantic	Windham County	0.253	136	7
118^th	Windsor Locks School District	PK, KG-12	2	1	1	0	Windsor Locks	Hartford County	0.437	108	10
122^nd	Windsor School District	PK, KG-12	4	1	1	0	Windsor	Hartford County	0.423		(n/a)
61^st	Wolcott School District	PK, KG-12	3	1	1	0	Wolcott	New Haven County	0.727	66	5
6^th	Woodbridge School District	PK, KG-6	1	0	0	0	Woodbridge	New Haven County	0.952	3	3
101^st	Woodstock School District	PK, KG-12	1	1	0	0	Woodstock	Windham County	0.528	92	9

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About our rankings:

Schooldigger calculates school rankings based on 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:

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

Alternative Schools vs Public Schools: A Comparison

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