LEO.
Where Young Men Learn To Be Leaders.

Excellence in Catholic Education since 1926

Become a Leo man

Leo has adopted a rolling admissions policy. If you're interested in the placement test, call Mr. Michael Holmes, Leo Admission Director, at 773-224-9600 ext. 212.

Leo Men in the News

Aamir Holmes qualifies for IHSA three-point shooting contest

Although the varsity season ended at the sectional level, Leo will have some representation at the Class 2-A state tournament in Peoria thanks to Aamir Holmes. Aamir, a sophomore and the son of Leo vice president/admissions director/football coach Michael Holmes, made 15 of 25 shots on Friday, March 6, to qualify for the IHSA three-point Read more...

John McDonough, Blackhawks President, visits Leo

Leo welcomed a special guest to 79th Street on Friday, March 6 when Chicago Blackhawks president John McDonough stopped by for a visit. McDonough, a longtime friend of Leo President Dan McGrath, spoke to an all-school assembly in the Leo auditorium. Citing his background as an average athlete and a below-average student, McDonough described himself Read more...

Upcoming Events

School Calendar

  1. Palm Sunday

    Mar 29
    Leo High School
  2. Spring vacation begins

    Mar 30
    Leo High School
  3. Good Friday

    Apr 3
    Leo High School
  4. Easter Sunday

    Apr 5
    Leo High School
  5. School resumes

    Apr 6
    Leo High School