Main Phone: 203 389-4333
Complete Staff List
- Liz Cox, School Director, x1203 Email
- Keith Johnston, Assistant Director x1218, Email
- Ana Rosa, x1202, Office Manager,Email
- Iris Jimenez, Educational Aide, x1200, Email
- Ashton Killilea, Student Affairs Manager, x1206, Email
- Brian Kellahan, Post High School Planning & Recruitment Manager, x1281, Email
- Miriam Sheffield, Student Affairs Assistant. x1207, Email
Our Results
Common Ground is a CT School of Distinction and a national Green Ribbon School. Our 4-year graduation rates are 5 points above the state average. Over the last 6 years, our students have made some of the state’s largest test score gains. 97% of our last graduating class was accepted to college.

Our Curriculum
Common Ground’s curriculum mixes high academic standards with active, authentic learning. Imagine studying …
- Math while you … explore species diversity in West Rock Park
- Spanish while you … collect recipes and stories from community elders
- English while you … perform Shakespeare alongside professional actors
Recent Blog Posts about the High School
FILLED- Common Ground is Seeking a Certified English Teacher
Common Ground -- the nation’s oldest environmental charter high school, creating the next generation of successful college students and powerful community and environmental leaders -- is seeking a passionate, creative, and certified English teacher. This
Common Ground students create Ethnic Studies curriculum
Common Ground students are working to create Ethnic Studies curriculum! Check out the video to see what they're doing and how they're doing it!
Creepytown II returns to Common Ground October 27 at 4!
Brandi Ocasio CG student and Creepytown II organizer Creepytown is back!!!! Come by October 25 from 4 pm-8 pm. Join us Saturday, October 27th from 4 pm-8 pm at Common Ground for