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

Lions Track vs Lane Tech

The Leo Lions Boys Quad Varsity/Frosh-Soph teams will take on Lane Tech at 4:30 p.m. Thursday on April 16th.

School Calendar

  1. Good Friday

    Apr 3
    Leo High School
  2. Easter Sunday

    Apr 5
    Leo High School
  3. School resumes

    Apr 6
    Leo High School
  4. Tuition exclusion day

    Apr 7
    Leo High School
  5. Varsity Baseball at Fenwick

    Apr 8 4:30 pm
    Fenwick