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, Integrated Day Charter School and Side By Side Charter 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 25% (versus the Connecticut public school average of 40%), 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
Grades
Students
Rank: #11.
Stamford Charter School For Excellence
Charter School
(Math: 77% | Reading: 78%)
Rank:
Rank:
10/
Top 10%10
1 Schuyler Ave.
Stamford, CT 06902
(203) 989-0000
Stamford, CT 06902
(203) 989-0000
Grades: PK-8
| 540 students
Rank: #22.
Integrated Day Charter School
Charter School
(Math: 44% | Reading: 61%)
Rank:
Rank:
6/
Top 50%10
68 Thermos Ave.
Norwich, CT 06360
(860) 892-1900
Norwich, CT 06360
(860) 892-1900
Grades: PK-8
| 362 students
Rank: #33.
Side By Side Charter School
Charter School
(Math: 40-44% | Reading: 50-54%)
Rank:
Rank:
6/
Top 50%10
10 Chestnut St.
Norwalk, CT 06854
(203) 857-0306
Norwalk, CT 06854
(203) 857-0306
Grades: PK-8
| 236 students
Rank: #44.
Odyssey Community School
Charter School
(Math: 41% | Reading: 52%)
Rank:
Rank:
5/
Bottom 50%10
579 Middle Tpke West
Manchester, CT 06040
(860) 645-1234
Manchester, CT 06040
(860) 645-1234
Grades: PK-8
| 370 students
Rank: #55.
Charter Oak International Academy
Charter School
(Math: 39% | 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
Grades: PK-5
| 518 students
Rank: #66.
Brass City Charter School
Charter School
(Math: 33% | Reading: 46%)
Rank:
Rank:
4/
Bottom 50%10
289 Willow St.
Waterbury, CT 06710
(203) 527-5942
Waterbury, CT 06710
(203) 527-5942
Grades: PK-8
| 363 students
Rank: #77.
Explorations
Charter School
(Math: 21-39% | Reading: 40-59%)
Rank:
Rank:
4/
Bottom 50%10
71 Spencer St.
Winsted, CT 06098
(860) 738-9070
Winsted, CT 06098
(860) 738-9070
Grades: 9-12
| 88 students
Rank: #88.
Park City Prep Charter School
Charter School
(Math: 31% | Reading: 48%)
Rank:
Rank:
4/
Bottom 50%10
1550 State Street
Bridgeport, CT 06605
(203) 953-3766
Bridgeport, CT 06605
(203) 953-3766
Grades: 4-8
| 403 students
Rank: #99.
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
Grades: PK-8
| 298 students
Rank: #1010.
Achievement First Bridgeport Academy
Charter School
(Math: 26% | Reading: 43%)
Rank:
Rank:
4/
Bottom 50%10
655 Stillman St.
Bridgeport, CT 06608
(203) 338-0593
Bridgeport, CT 06608
(203) 338-0593
Grades: K-12
| 1,098 students
Rank: #1111.
Achievement First Hartford Academy
Charter School
(Math: 24% | Reading: 39%)
Rank:
Rank:
3/
Bottom 50%10
305 Greenfield Street
Hartford, CT 06112
(860) 695-6685
Hartford, CT 06112
(860) 695-6685
Grades: K-12
| 961 students
Rank: #1212.
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
Grades: K-12
| 1,125 students
Rank: #1313.
Elm City College Preparatory School
Charter School
(Math: 17% | 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
Grades: K-12
| 775 students
Rank: #1414.
Interdistrict School For Arts And Communication
Charter School
(Math: 13% | Reading: 35%)
Rank:
Rank:
2/
Bottom 50%10
190 Governor Winthrop Blvd.
New London, CT 06320
(860) 447-1003
New London, CT 06320
(860) 447-1003
Grades: 6-8
| 279 students
Rank: #1515.
Booker T. Washington Academy
Charter School
(Math: 20% | 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
Grades: K-8
| 384 students
Rank: #1616.
Jumoke Academy
Charter School
(Math: 18% | 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
Grades: PK-12
| 619 students
Rank: #1717.
New Beginnings Inc Family Academy
Charter School
(Math: 12% | Reading: 31%)
Rank:
Rank:
2/
Bottom 50%10
184 Garden St.
Bridgeport, CT 06605
(203) 384-2897
Bridgeport, CT 06605
(203) 384-2897
Grades: PK-8
| 392 students
Rank: #1818.
Capital Preparatory Harbor School
Charter School
(Math: 13% | Reading: 26%)
Rank:
Rank:
2/
Bottom 50%10
777 Main Street
Bridgeport, CT 06604
(475) 422-5900
Bridgeport, CT 06604
(475) 422-5900
Grades: K-12
| 781 students
Rank: #1919.
The Bridge Academy
Charter School
(Math: 10-14% | Reading: 20-24%)
Rank:
Rank:
2/
Bottom 50%10
160 Pulaski Street
Bridgeport, CT 06608
(203) 336-9999
Bridgeport, CT 06608
(203) 336-9999
Grades: 7-12
| 281 students
Rank: #2020.
Common Ground High School
Charter School
(Math: ≤10% | Reading: 20-29%)
Rank:
Rank:
2/
Bottom 50%10
358 Springside Ave.
New Haven, CT 06515
(203) 389-4333
New Haven, CT 06515
(203) 389-4333
Grades: 9-12
| 223 students
Rank: #2121.
Great Oaks Charter School
Charter School
(Math: 10% | Reading: 22%)
Rank:
Rank:
1/
Bottom 50%10
375 Howard Avenue
Bridgeport, CT 06605
(203) 870-8188
Bridgeport, CT 06605
(203) 870-8188
Grades: 6-12
| 659 students
Rank: #2222.
Highville Charter School
Charter School
(Math: 6% | 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
Grades: PK-12
| 504 students
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
Grades: n/a
| n/a students
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, Integrated Day Charter School and Side By Side Charter 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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