Iona Catholic Secondary School

iona catholic secondary school
Iona Catholic Secondary School

Iona Catholic Secondary School Mississauga

Iona Catholic Secondary School is a highly rated separate high school situated in the Clarkson area of southwest Mississauga.

The school has a special focus on the arts – music, dance, drama, and visual arts, and it offers classroom instruction for grades 9-12.

There are currently approximately 750 students registered at this uniquely located facility. Iona Secondary school has a large catchment area, serving Clarkson, Lorne Park, and the Sheridan Homelands areas of Mississauga.

As with most Catholic high schools, students here are required to wear uniforms while attending classes.

Iona school was founded in 1993, and it is considered one of the better high schools in Peel Region. The school offers a wide assortment of academic courses for students.

Iona offers a wide variety of enrichment programs, with a special focus on the Arts. There is a Regional Arts and Culture Program (RAP), as well as Specialist High Skills Major (SHSM) programs for Arts and Culture, Business, and Justice, Community Safety & Emergency Services.

ICSS also participates in the Dual Credits Program, where students can earn college credits while still in high school.

While French immersion and Extended French are not offered at the school, these programs are available at nearby Loyola Catholic Secondary School. Iona does offer basic Core French classes.

Finally, the school also offers an Ontario Youth Apprenticeship Program (OYAP) for skilled trades.

Feeder Schools

Elementary schools that “feed” Iona Secondary include:

  • St. Christopher
  • St. Francis of Assisi
  • St. Helen
  • St. Louis
  • St. Luke Catholic

Address & Contact Information

2170 South Sheridan Way

Mississauga, ON. L5J 2M4

Phone number: 905-823-0136



School Board: Dufferin-Peel Catholic District School Board

School Uniform: YES

Language of Instruction: English

Gender: Coeducational


As a relatively recently built school, Iona offers a good assortment of modern classrooms and work spaces for students. The school also features numerous drama and art rooms, various areas for its music department, a large gymnasium, a fitness centre, plus athletic fields and computer study areas.

iona catholic secondary school rear view
Iona High School Mississauga


Iona Catholic Secondary School logo

Despite its relatively small size, Iona high school has a strong tradition of winning sports teams. It offers students the opportunity to participate in many individual and team (Dolphins) sports, including the following:

  • Badminton
  • Baseball
  • Basketball
  • Cross Country
  • Field Hockey
  • Football
  • Flag Football
  • Golf
  • Gymnastics
  • Ice Hockey
  • Lacrosse
  • Soccer
  • Slo Pitch Softball
  • Swimming
  • Table Tennis
  • Tennis
  • Track and Field
  • Volleyball
  • Wrestling

Extracurricular Clubs and Programs

Iona also has a good assortment of extracurricular clubs and programs which can enrich any student’s high school experience.

  • Eco Team
  • Faith in Flight
  • Improv Club
  • Link Crew
  • Robotics Club
  • Student Council
  • Visual Arts Club
  • Yearbook Club

You receive from the world what you give to the world

Iona Catholic Secondary School Ranking

This Catholic high school has consistently scored well in the Fraser Institute’s annual ranking. This year’s score was 7.4 out of a possible 10, and the school is tied for 149th place out of 739 high schools in the province of Ontario. Compare school rankings.

School and Nearby Amenities

The school is located just off the South Service Road of the QEW, near Southdown Road. Iona has outdoor track and field areas, and a large gymnasium.

Sheridan Mall is very close, offering both shopping and dining services, and the Clarkson GO Station is also only a short distance away.

Iona Catholic Secondary School Boundary Map

click map to enlarge

iona catholic secondary school boundary map

IMPORTANT DISCLAIMER: Not all boundaries are included. We make every effort to ensure that school and district boundary data is up-to-date. It’s important to note, however, that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your school board.

In Conclusion

Iona Catholic Secondary School is a good school with a great location, a good reputation, and excellent rankings in the Fraser Institute grading system.

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Iona Catholic Secondary School
Article Name
Iona Catholic Secondary School
Review and analysis of Iona Catholic Secondary School, a catholic high school serving southwest Mississauga. Topics include school ranking, facilities, boundary map.
Publisher Name
Randy Selzer - Real Estate Agent
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