Hellenic Classical Charter School - Staten Island
Lower Economic NeedStaten Island · Elementary · DBN: 84R077 · Charter School
Location
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Address: 1641 Richmond Avenue, Staten Island, NY 10314
Grades Served: 0K,01,02,03,04,05
Principal: Christina Tettonis/Cathy Kakleas
Phone: 718-499-0957
Neighborhood: New Springville-Bloomfield-Travis
Council District: 50
2024-25 Metrics
Impact Score56%
Student growthabove median (50%)
Performance Score68%
Absolute outcomesabove median (49%)
Economic Need Index37%
Poverty indicatorbelow median (87%)
Enrollment475
Students
Year-over-Year Change
Impact Score
2023-24
49%
2024-25
56%
Performance Score
2023-24
62%
2024-25
68%
Note: Year-over-year changes may reflect cohort differences, not actual school improvement.
Additional Metrics
Student Attendance: 94%
Teacher Attendance: 97%
Principal Tenure: 6 years
Teachers 3+ Years: 75%
Instruction Rating: Excellent
Safety Rating: Excellent
Families Rating: Excellent
Survey Results (% Positive)
Instruction/Learning: 90%
Safety: 89%
School Leadership: 92%
Student Support: 94%
Communication: 97%
Family Involvement: 95%
Family-School Trust: 98%
Survey results reflect responses from families, teachers, and students. Higher percentages indicate more positive responses.
Similar Schools
Schools with similar Economic Need (±5%) and enrollment (±20%)
Data Limitations
- Only 2 years of Impact Score data available (2023-24, 2024-25)
- Impact Score methodology not fully disclosed by NYC DOE
- Cannot determine causation - only patterns and correlations
- No student mobility data (selection effects cannot be ruled out)
- Many schools change category year-over-year