For the 2026 school year, there are 8 public charter schools serving 3,672 students in New Haven County, CT.
The top-ranked public charter schools in New Haven County, CT are Elm City Montessori School, Brass City Charter School and Amistad Academy. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
New Haven County, CT public charter schools have an average math proficiency score of 20% (versus the Connecticut public charter school average of 26%), and reading proficiency score of 35% (versus the 39% statewide average). Charter schools in New Haven County have an average ranking of 1/10, which is in the bottom 50% of Connecticut public charter schools.
Minority enrollment is 95% of the student body (majority Black), which is more than the Connecticut public charter school average of 93% (majority Black).
Best Public Charter Schools in New Haven County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
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 | 312 students Student-teacher ratio: 16:1 Minority enrollment: 66%
Rank: #22.
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 | 401 students Student-teacher ratio: 14:1 Minority enrollment: 96%
Rank: #33.
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 | 1,105 student Student-teacher ratio: 11:1 Minority enrollment: 99%
Rank: #44.
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 | 760 students Student-teacher ratio: 19:1 Minority enrollment: 98%
Rank: #55.
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 | 404 students Student-teacher ratio: 16:1 Minority enrollment: 99%
Rank: #66.
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 | 221 students Student-teacher ratio: 10:1 Minority enrollment: 85%
Rank: #77.
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 | 499 students Student-teacher ratio: 13:1
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 public charter schools in New Haven County, CT?
The top-ranked public charter schools in New Haven County, CT include Elm City Montessori School, Brass City Charter School and Amistad Academy.
How many public charter schools are located in New Haven County?
8 public charter schools are located in New Haven County.
What is the racial composition of students in New Haven County?
New Haven County public charter schools minority enrollment is 95% of the student body (majority Black), which is more than the Connecticut public charter schools average of 93% (majority Black).
Which public charter schools in New Haven County are often viewed compared to one another?
Popular comparisons of public charter schools in New Haven County include: Common Ground High School vs. Amistad Academy, Elm City College Preparatory School vs. Amistad Academy
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