Catholic School CatholicIBSTEM

Iona Secondary School

Mississauga, ON · Dufferin-Peel CDSB · Grades 9-12

Data from official ON records · Last updated September 6, 2026

9-12 Grades
Catholic Type
655 Enrollment
Mississauga City
Dufferin-Peel CDSB Board
905-823-0136 Phone
905-823-0136 Visit Website Report an error

Contact & School Information

Address
2170 South Sheridan Way, L5J2M4
Grades
9-12
Enrollment
655 students
Phone
905-823-0136
Website
http://www.dpcdsb.org/IONAS
School Board
Dufferin-Peel CDSB

Location

Back To School Supplies

Suggested buying guides by grade on Amazon.ca. These are general guides, not official requirements or recommendations from this school or its board.

Kindergarten – Grade 2 Grades 3 – 5 Grades 6 – 8 Grades 9 – 12 Backpacks

Neighbourhood Income

Statistics Canada 2021 Census · FSA level
Average After Tax Income
$53,700
Average Total Income
$69,400
Median After Tax Income
$40,800
Median Total Income
$45,600

Based on the forward sortation area (first three characters of the postal code) for this school's address.

Academic Results

EQAO data

This page includes the EQAO results for Iona Secondary School from 2024-2025 covering Mathematics in Grade 9. See the source data at EQAO. Expand a year and subject below to see the detailed scores.

Detailed results

2024-2025 · Grade 9 Math · Mathematics · Grade 9
% meeting or exceeding the standard
57.0%

Community Reviews

Ratings and reviews from the community · Moderated before publishing

No ratings yet. Be the first to leave a review.

or create an account to leave a rating and review.

For Teachers

Verified teachers can add and edit wiki-style pages for this school — programs, history, FAQs, fundraisers, supply lists, and helpful links. Submissions are reviewed before publishing.

Sign in or create an account to request teacher verification.

Suggest an Edit

Submit a correction or update. Changes are reviewed before publishing.