Chapel Haven Schleifer Center
Private · Grades 12 · 5 students
Common Ground High School
358 Springside Ave., New Haven, CT 06515
Grades
9–12
High
Students
221
Enrolled 2024–25
Students per teacher
10 : 1
Full-time teachers
District
Common Ground High School District
South Central Connecticut Planning Region
Schola Grade F · Far below average
Letter grade (A–F) · compared with 194 Connecticut high schools · How we grade
Percentiles compare this school with other Connecticut high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).
About Common Ground High School
Common Ground High School is a charter high school in New Haven, Connecticut, serving grades 9–12. It is part of Common Ground High School District. The school is located in a midsize city in South Central Connecticut Planning Region.
In the 2024–25 school year, 221 students were enrolled, with about 10 students for every full-time teacher. That ratio is smaller than the typical Connecticut high school (11.1 students per teacher). As a charter school, it is publicly funded and tuition-free, but operates independently of the local district under a charter from Connecticut State Board of Education. Its Schola Grade is F (far below average), compared with 194 Connecticut high schools.
Grades & enrollment
Students per grade, 2024–25Grades 9–12
Location & nearby schools
School details
- Type
- Charter School · What this means
- Level
- High
- Grades offered
- 9–12
- Enrollment (2024–25)
- 221 students
- Students per teacher
- 10 to 1
- AP courses offered
- 2
- Charter school
- Yes
- Charter authorizer
- Connecticut State Board of Education
- Magnet school
- No
- Virtual learning
- Offers virtual courses
- Locale
- City — Midsize
- School district
- Common Ground High School District
- County
- South Central Connecticut Planning Region
- NCES school ID
- 090001400807
Schools near Common Ground High School
All 53 schools in New Haven →
Eli Whitney Technical High School
CTE · Grades 9–12 · 586 students
James Hillhouse High School
Public · Grades 9–12 · 1,124 students
Cedarhurst School
Private · Grades 7–12 · 54 students
Hill Regional Career High School
Magnet · Grades 9–12 · 625 students
Sacred Heart Academy
Private · Grades 9–12 · 316 students
School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.