For the 2025 school year, there are 23 charter public schools serving 11,259 students in Connecticut.
Learn more about how charter schools work. The top ranked charter public schools in Connecticut are Stamford Charter School For Excellence, Side By Side Charter School and Odyssey Community School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Connecticut charter public schools have an average math proficiency score of 26% (versus the Connecticut public school average of 42%), and reading proficiency score of 39% (versus the 51% statewide average).
Minority enrollment is 93% of the student body (majority Black), which is more than the Connecticut public school average of 54% (majority Hispanic).
Best Charter Public Schools in Connecticut (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Stamford Charter School For Excellence
Charter School
(Math: 72% | Reading: 78%)
Rank:
Rank:
10/
Top 10%10
1 Schuyler Ave.
Stamford, CT 06902
(203) 989-0000
Stamford, CT 06902
(203) 989-0000
Gr: PK-8 | 540 students Student-Teacher Ratio: 25:1 Minority enrollment: 97%
Rank: #22.
Side By Side Charter School
Charter School
(Math: 50-54% | Reading: 50-54%)
Rank:
Rank:
6/
Top 50%10
10 Chestnut St.
Norwalk, CT 06854
(203) 857-0306
Norwalk, CT 06854
(203) 857-0306
Gr: PK-8 | 236 students Student-Teacher Ratio: 14:1 Minority enrollment: 89%
Rank: #33.
Odyssey Community School
Charter School
(Math: 48% | Reading: 52%)
Rank:
Rank:
6/
Top 50%10
579 Middle Tpke West
Manchester, CT 06040
(860) 645-1234
Manchester, CT 06040
(860) 645-1234
Gr: PK-8 | 370 students Student-Teacher Ratio: 12:1 Minority enrollment: 73%
Rank: #44.
Integrated Day Charter School
Charter School
(Math: 39% | Reading: 61%)
Rank:
Rank:
6/
Top 50%10
68 Thermos Ave.
Norwich, CT 06360
(860) 892-1900
Norwich, CT 06360
(860) 892-1900
Gr: PK-8 | 362 students Student-Teacher Ratio: 14:1 Minority enrollment: 57%
Rank: #55.
Charter Oak International Academy
Charter School
(Math: 40% | Reading: 49%)
Rank:
Rank:
5/
Bottom 50%10
425 Oakwood Ave.
West Hartford, CT 06110
(860) 233-8506
West Hartford, CT 06110
(860) 233-8506
Gr: PK-5 | 518 students Student-Teacher Ratio: 13:1 Minority enrollment: 76%
Rank: #66.
Park City Prep Charter School
Charter School
(Math: 35% | Reading: 48%)
Rank:
Rank:
5/
Bottom 50%10
1550 State Street
Bridgeport, CT 06605
(203) 953-3766
Bridgeport, CT 06605
(203) 953-3766
Gr: 4-8 | 403 students Student-Teacher Ratio: 19:1 Minority enrollment: 94%
Rank: #77.
Elm City Montessori School
Charter School
(Math: 25-29% | Reading: 45-49%)
Rank:
Rank:
4/
Bottom 50%10
495 Blake Street
New Haven, CT 06515
(475) 220-4100
New Haven, CT 06515
(475) 220-4100
Gr: PK-8 | 298 students Minority enrollment: 65%
Rank: #88.
Brass City Charter School
Charter School
(Math: 25% | Reading: 46%)
Rank:
Rank:
4/
Bottom 50%10
289 Willow St.
Waterbury, CT 06710
(203) 527-5942
Waterbury, CT 06710
(203) 527-5942
Gr: PK-8 | 363 students Student-Teacher Ratio: 12:1 Minority enrollment: 96%
Rank: #99.
Explorations
Charter School
(Math: ≤20% | Reading: 40-59%)
Rank:
Rank:
4/
Bottom 50%10
71 Spencer St.
Winsted, CT 06098
(860) 738-9070
Winsted, CT 06098
(860) 738-9070
Gr: 9-12 | 88 students Student-Teacher Ratio: 9:1 Minority enrollment: 35%
Rank: #1010.
Achievement First Bridgeport Academy
Charter School
(Math: 24% | Reading: 43%)
Rank:
Rank:
4/
Bottom 50%10
655 Stillman St.
Bridgeport, CT 06608
(203) 338-0593
Bridgeport, CT 06608
(203) 338-0593
Gr: K-12 | 1,098 student Student-Teacher Ratio: 20:1 Minority enrollment: 98%
Rank: #1111.
Amistad Academy
Charter School
(Math: 21% | Reading: 40%)
Rank:
Rank:
3/
Bottom 50%10
130 Edgewood Avenue
New Haven, CT 06511
(203) 772-7000
New Haven, CT 06511
(203) 772-7000
Gr: K-12 | 1,125 student Student-Teacher Ratio: 11:1 Minority enrollment: 99%
Rank: #1212.
Interdistrict School For Arts And Communication
Charter School
(Math: 24% | Reading: 35%)
Rank:
Rank:
3/
Bottom 50%10
190 Governor Winthrop Blvd.
New London, CT 06320
(860) 447-1003
New London, CT 06320
(860) 447-1003
Gr: 6-8 | 279 students Student-Teacher Ratio: 12:1 Minority enrollment: 88%
Rank: #1313.
Achievement First Hartford Academy
Charter School
(Math: 19% | Reading: 39%)
Rank:
Rank:
3/
Bottom 50%10
305 Greenfield Street
Hartford, CT 06112
(860) 695-6685
Hartford, CT 06112
(860) 695-6685
Gr: K-12 | 961 students Student-Teacher Ratio: 15:1 Minority enrollment: 99%
Rank: #1414.
Elm City College Preparatory School
Charter School
(Math: 18% | Reading: 39%)
Rank:
Rank:
3/
Bottom 50%10
407 James Street
New Haven, CT 06513
(203) 772-7010
New Haven, CT 06513
(203) 772-7010
Gr: K-12 | 775 students Student-Teacher Ratio: 17:1 Minority enrollment: 98%
Rank: #1515.
Booker T. Washington Academy
Charter School
(Math: 22% | Reading: 25%)
Rank:
Rank:
2/
Bottom 50%10
804 State Street
New Haven, CT 06511
(203) 691-6535
New Haven, CT 06511
(203) 691-6535
Gr: K-8 | 384 students Student-Teacher Ratio: 14:1
Rank: #1616.
New Beginnings Inc Family Academy
Charter School
(Math: 15-19% | Reading: 31%)
Rank:
Rank:
2/
Bottom 50%10
184 Garden St.
Bridgeport, CT 06605
(203) 384-2897
Bridgeport, CT 06605
(203) 384-2897
Gr: PK-8 | 392 students Student-Teacher Ratio: 12:1 Minority enrollment: 99%
Rank: #1717.
Capital Preparatory Harbor School
Charter School
(Math: 18% | Reading: 26%)
Rank:
Rank:
2/
Bottom 50%10
777 Main Street
Bridgeport, CT 06604
(475) 422-5900
Bridgeport, CT 06604
(475) 422-5900
Gr: K-12 | 781 students Student-Teacher Ratio: 20:1
Rank: #1818.
The Bridge Academy
Charter School
(Math: 15-19% | Reading: 20-24%)
Rank:
Rank:
2/
Bottom 50%10
160 Pulaski Street
Bridgeport, CT 06608
(203) 336-9999
Bridgeport, CT 06608
(203) 336-9999
Gr: 7-12 | 281 students Student-Teacher Ratio: 17:1 Minority enrollment: 99%
Rank: #1919.
Jumoke Academy
Charter School
(Math: 16% | Reading: 23%)
Rank:
Rank:
2/
Bottom 50%10
999 Asylum Ave. Suite 200
Hartford, CT 06105
(860) 527-0575
Hartford, CT 06105
(860) 527-0575
Gr: PK-12 | 619 students Student-Teacher Ratio: 21:1 Minority enrollment: 99%
Rank: #2020.
Great Oaks Charter School
Charter School
(Math: 12% | Reading: 22%)
Rank:
Rank:
2/
Bottom 50%10
375 Howard Avenue
Bridgeport, CT 06605
(203) 870-8188
Bridgeport, CT 06605
(203) 870-8188
Gr: 6-12 | 659 students Student-Teacher Ratio: 16:1 Minority enrollment: 95%
Rank: #2121.
Common Ground High School
Charter School
(Math: ≤10% | Reading: 20-29%)
Rank:
Rank:
1/
Bottom 50%10
358 Springside Ave.
New Haven, CT 06515
(203) 389-4333
New Haven, CT 06515
(203) 389-4333
Gr: 9-12 | 223 students Student-Teacher Ratio: 9:1 Minority enrollment: 84%
Rank: #2222.
Highville Charter School
Charter School
(Math: 9% | Reading: 17%)
Rank:
Rank:
1/
Bottom 50%10
1 Science Park
New Haven, CT 06511
(203) 287-0528
New Haven, CT 06511
(203) 287-0528
Gr: PK-12 | 504 students Student-Teacher Ratio: 19:1
Rank: n/an/a
Edmonds Cofield Preparatory Academy For Young Men Inc.
Charter School
609 Dixwell Avenue
New Haven, CT 06511
(203) 710-4998
New Haven, CT 06511
(203) 710-4998
Frequently Asked Questions
What are the top ranked charter public schools in Connecticut?
The top ranked charter public schools in Connecticut include Stamford Charter School For Excellence, Side By Side Charter School and Odyssey Community School.
How many charter public schools are located in Connecticut?
23 charter public schools are located in Connecticut.
What is the racial composition of students in Connecticut?
Connecticut charter public schools minority enrollment is 93% of the student body (majority Black), which is more than the Connecticut public schools average of 54% (majority Hispanic).
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