High school (grades 9-12) · New Haven, CT
Common Ground High School
Federal NCES profile for Common Ground High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 31/100.
The verdict
Common Ground High School earns 31/100 on the Resource Investment Index, with class sizes larger than 94% of Connecticut schools.
- #9 of 9
- high schools in New Haven · Resource Index
- 31
- Resource Index · Lower
- 15.8:1
- large classes for Connecticut
- 62.4%
- free-lunch eligible
Common Ground High School has class sizes larger than 94% of Connecticut schools. Computed live against every Connecticut school reporting to NCES.
By Resource Investment Index, Common Ground High School ranks #9 of 9 high schools in New Haven, CT.
School address
NCES ID 090001400807 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-3 students YoY
Common Ground High School held near 223 students from 2022-23 to 2023-24 (-3 headcount).
Teacher FTE added 14.0 → 25.4 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-3 students YoY 090001400807 · New Haven, CT High · SMALL · CHARTER
221 enr · 15.8:1 · 62.4% lunch · RII 31
Nearest enrollment peer: Eureka Springs High School (221 students)
Common Ground High School held near 223 students from 2022-23 to 2023-24 (-3 headcount). Teacher FTE added 14.0 → 25.4 across the same CCD years. Read with this school → · District book → · Connecticut schools → · Find another →
How Common Ground High School compares
Common Ground High School held steady on CCD headcount: ratios and free-lunch share vs Connecticut and U.S. means.
| Metric | This school | vs Connecticut | Connecticut avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.8:1 | ▲ 31% | 12.1:1 | 15.7:1 |
| Free-lunch eligible | 62.4% | ▲ 71% | 36.4% | 51.7% |
| Enrollment | 221 | top 89% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Equity indicators methodology
Student demographics
Largest group: Hispanic or Latino at 46.8% of enrollment.
Simpson diversity index - at 65.0, Common Ground High School is more mixed than the Connecticut school average of 50.5.
Programs
District finance for Common Ground High School District reports $21,354 per pupil (NCES F-33) - open the district page for the full revenue mix.
Similar high schools in New Haven
6 comparable high schools (grades 9-12) serving the same city.
Nationwide high schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~221 students)
Similar student-teacher ratio (~15.8:1)
Frequently asked questions about Common Ground High School
How many students attend Common Ground High School?
Common Ground High School has 221 students enrolled. It is a high school in New Haven, CT. CCD year-over-year: 226 (2022-23) → 223 (2023-24), nearly flat (-3).
What is the student-teacher ratio at Common Ground High School?
The student-teacher ratio at Common Ground High School is 15.8:1, which is 31% higher than the Connecticut average of 12.1:1 and 1% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Common Ground High School?
62.4% of students at Common Ground High School are eligible for free lunch, compared to the Connecticut average of 36.4%.
What is the racial and ethnic makeup of Common Ground High School?
The largest demographic group at Common Ground High School is Hispanic or Latino at 46.8% of enrollment, in New Haven, CT. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 65.0/100.
What is the Resource Investment Index for Common Ground High School?
Common Ground High School has a Resource Investment Index of 31/100 (lower reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Common Ground High School rank among high schools in New Haven?
By Resource Investment Index, Common Ground High School ranks #9 of 9 high schools in New Haven, CT. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in New Haven on the city page.
What other schools are in Common Ground High School District?
None; Common Ground High School District is a single-school charter district, and Common Ground High School is its only campus.