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Public schoolElementaryGrades PK–4

Mary R. Tisko School

🇺🇸 Official data · 2025Branford, Connecticut 06405 · Branford School District

79.8/ 100
Success Index (US)
Top 25%

#195 of 596 elementary schools in Connecticut
#5090 of 50,301 nationally

How is this calculated?
Students
365
Enrollment
365
Source: NCES CCD
Free/reduced-price lunch
17.8%
Source: NCES CCD
Students per teacher
12.2
Source: NCES CCD

About Mary R. Tisko School

Mary R. Tisko School is a public elementary located in Branford, in the Branford School District school district of Connecticut, United States. It caters for Grades PK–4. In 2025 it enrolled 365 students. Traditional public schools run by a school district; free to attend.

Its Success Index (US) is 79.8 out of 100, placing it in the top 25% of elementary schools in United States and 195th of 596 ranked elementary schools in Connecticut. Its strongest component is community advantage (fewer free/reduced-price lunch) (92th percentile), and its weakest is reading proficiency (65th percentile).

Other published figures: enrollment 365.

There are 5 schools in Branford; Mary R. Tisko School ranks 1st of 5 scored schools there.

Success Index (US) breakdown

Each component is a percentile against elementary schools across United States.

  • Math proficiency (30%)72%
  • Reading proficiency (30%)57%
  • Community advantage (fewer free/reduced-price lunch) (25%)17.8%
  • Students per teacher (15%)12.2

The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.

Published measures

All figures published for Mary R. Tisko School by the official sources.

Enrollment
365
Students enrolled in the latest NCES directory year.
Free/reduced-price lunch
17.8%
Share of students eligible for free or reduced-price lunch.
Students per teacher
12.2
Enrollment divided by FTE teachers; not class size.
Reading proficiency
57%
Share of tested students proficient or above (all students, all grades).
Math proficiency
72%
Share of tested students proficient or above (all students, all grades).

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Schools near Mary R. Tisko School

Closest schools by straight-line distance, with their Success Index (US).

Similar schools

Public elementary schools in Connecticut with a comparable Enrollment.

Frequently asked questions

Is Mary R. Tisko School a good school?

Mary R. Tisko School has a Success Index (US) of 79.8 out of 100 (Top 25% of elementary schools in United States) and ranks #195 of 596 in Connecticut. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.

Where does Mary R. Tisko School rank in Connecticut?

Mary R. Tisko School ranks #195 of 596 elementary schools in Connecticut and #5090 of 50,301 nationally on the Success Index (US) (2025 data).

How many students attend Mary R. Tisko School?

Mary R. Tisko School had 365 students in 2025.

Is Mary R. Tisko School a elementary school or a high school?

Mary R. Tisko School is classified as a elementary covering Grades PK–4. It is a public school.

What other schools are near Mary R. Tisko School?

There are 10 schools within 15 km of Mary R. Tisko School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.