John B. Sliney School
Public · Grades Pre-K–4 · 252 students
Mary R. Tisko School
118 Damascus Rd., Branford, CT 06405
Grades
Pre-K–4
Elementary
Students
365
Enrolled 2024–25
Students per teacher
11.8 : 1
Full-time teachers
District
Branford School District
South Central Connecticut Planning Region
Schola Grade B · Above average
Letter grade (A–F) · compared with 546 Connecticut elementary schools · How we grade
Percentiles compare this school with other Connecticut elementary 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 Mary R. Tisko School
Mary R. Tisko School is a public elementary school in Branford, Connecticut, serving grades Pre-K–4. It is part of Branford School District. The school is located in a large suburb in South Central Connecticut Planning Region.
In the 2024–25 school year, 365 students were enrolled, with about 11.8 students for every full-time teacher. That ratio is close to the typical Connecticut elementary school (12.1 students per teacher). Its Schola Grade is B (above average), compared with 546 Connecticut elementary schools.
Grades & enrollment
Students per grade, 2024–25Grades Pre-K–4
Location & nearby schools
School details
- Type
- Public School · What this means
- Level
- Elementary
- Grades offered
- Pre-K–4
- Enrollment (2024–25)
- 365 students
- Students per teacher
- 11.8 to 1
- Charter school
- No
- Magnet school
- No
- Virtual learning
- Offers virtual courses
- Locale
- Suburb — Large
- School district
- Branford School District
- County
- South Central Connecticut Planning Region
- NCES school ID
- 090042000043
Schools near Mary R. Tisko School
All 6 schools in Branford →
East Shoreline Catholic Academy
Private · Grades Pre-K–8 · 173 students
Mary T. Murphy School
Public · Grades Pre-K–4 · 318 students
Jerome Harrison School
Public · Grades Pre-K–2 · 385 students
Deer Run School
Public · Grades Pre-K–2 · 232 students
Grove J. Tuttle School
Public · Grades K–5 · 270 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.