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Catholic schoolElementaryGrades JK-8

St Mark the Evangelist Catholic School

🇨🇦 Official data · 2025Whitby, Ontario L1R1Z7 · Durham CDSB

39.5/ 100
Success Index (Canada)
Lower 50%

#2552 of 3,871 elementary schools in Ontario
#2552 of 3,871 nationally

How is this calculated?
Students
610
Enrolment
610
EQAO Grade 3
53.3%
Source: EQAO via Ontario Ministry of Education
EQAO Grade 6
71.7%
Source: EQAO

About St Mark the Evangelist Catholic School

St Mark the Evangelist Catholic School is a catholic elementary located in Whitby, in the Durham CDSB school board or district of Ontario, Canada. It caters for Grades JK-8. In 2025 it enrolled 610 students. Publicly funded Catholic (separate) school boards in Ontario; free to attend.

Its Success Index (Canada) is 39.5 out of 100, placing it in the lower 50% of elementary schools in Canada and 2552nd of 3,871 ranked elementary schools in Ontario. Its strongest component is community advantage (fewer low-income households) (73th percentile), and its weakest is eqao grade 3 (reading, writing, maths) (18th percentile).

Other published figures: enrolment 610; first language not english 4%; special education 9%; identified as gifted 0%.

There are 50 schools in Whitby; St Mark the Evangelist Catholic School ranks 36th of 41 scored schools there.

Success Index (Canada) breakdown

Each component is a percentile against elementary schools across Canada.

  • EQAO Grade 3 (reading, writing, maths) (20%)53.3%
  • EQAO Grade 6 (reading, writing, maths) (25%)71.7%
  • EQAO Grade 9 mathematics (25%)–
  • OSSLT first-attempt pass rate (20%)–
  • FSA literacy score (25%)–
  • FSA numeracy score (25%)–
  • Community advantage (fewer low-income households) (10%)5%
  • Parent education (fewer parents without a credential) (10%)4%

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

Published measures

All figures published for St Mark the Evangelist Catholic School by the official sources.

Enrolment
610
Students enrolled in the latest published year.
EQAO Grade 3
53.3%
Average % at or above the provincial standard in reading, writing and mathematics.
EQAO Grade 6
71.7%
Average % at or above the provincial standard in reading, writing and mathematics.
Low-income households
5%
% of students living in low-income households.
Parents without a credential
4%
% of students whose parents have no degree, diploma or certificate.
First language not English
4%
% of students whose first language is not English.
Special education
9%
% of students receiving special education services.
Identified as gifted
0%
% of students identified as gifted.

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Schools near St Mark the Evangelist Catholic School

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

Similar schools

Catholic elementary schools in Ontario with a comparable Enrolment.

Frequently asked questions

Is St Mark the Evangelist Catholic School a good school?

St Mark the Evangelist Catholic School has a Success Index (Canada) of 39.5 out of 100 (Lower 50% of elementary schools in Canada) and ranks #2552 of 3,871 in Ontario. 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 St Mark the Evangelist Catholic School rank in Ontario?

St Mark the Evangelist Catholic School ranks #2552 of 3,871 elementary schools in Ontario and #2552 of 3,871 nationally on the Success Index (Canada) (2025 data).

How many students attend St Mark the Evangelist Catholic School?

St Mark the Evangelist Catholic School had 610 students in 2025.

Is St Mark the Evangelist Catholic School a elementary school or a secondary school?

St Mark the Evangelist Catholic School is classified as a elementary covering Grades JK-8. It is a catholic school.

What other schools are near St Mark the Evangelist Catholic School?

There are 10 schools within 15 km of St Mark the Evangelist Catholic School; they are listed on this page with their Success Index (Canada) and distance, and can be compared side by side.