Trinity High School

Trinity High School, founded in 1918 by the Dominican Sisters of Sinsinawa Wisconsin, is a Catholic college-preparatory high school for young women.
Trinity has earned an excellent reputation as a premier high school with a strong commitment to educating young women and preparing them for the future: intellectually, spiritually, socially, and morally.
The school community guides young women in developing skills for lifelong learning, an ethnic of care and the desire for excellence.
Each student is recognized as unique. In a nurturing, catholic, college preparatory enviornment, she is encouraged to become self-directed toward responsible participation in the Christian community in order to impact society, Church and family in the twentyfirst century.

Top Placements

Trinity High School places among the top 20% of private schools in Illinois for:

School Overview

Religious AffiliationRoman Catholic
Grades OfferedGrades 9-12

Student Body

Total Students454 students
Student Body TypeAll-girls
% Students of Color
53%
State avg.: 31%
Students by Grade Trinity High School Student By Grade

Academics and Faculty

Total Classroom Teachers40 teachers
Student : Teacher Ratio11:1
National avg.: 13:1

Finances and Admission

Admission DeadlineNone / Rolling

School Notes

  • Trinity High School, founded in 1918 by the Dominican Sisters of Sinsinawa Wisconsin, is a Catholic college-preparatory high school for young women. Trinity has earned an excellent reputation as a premier high school with a strong commitment to educating young women and preparing them for the future: intellectually, spiritually, socially, and morally. The school community guides young women in developing skills for lifelong learning, an ethnic of care and the desire for excellence. Each student is recognized as unique. In a nurturing, catholic, college preparatory enviornment, she is encouraged to become self-directed toward responsible participation in the Christian community in order to impact society, Church and family in the twentyfirst century.
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People that viewed Trinity High School also viewed these schools: Fenwick High School, St. Ignatius College Prep, Providence St. Mel School, Nazareth Academy and Walther Christian Academy.
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  • School Location Miles Grades Students
  • Oak Park
    Fenwick High School
    (Roman Catholic)
    Grades: 9-12 | 1196 students
    2 miles
    505 Washington Blvd
    Oak Park, IL 60302
    (708) 386-0127
    2 9-12
    1196
  • Chicago
    Grades: 9-12 | 1373 students
    8.6 miles
    1076 West Roosevelt Road
    Chicago, IL 60608
    (312) 421-5900
    8.6 9-12
    1373
  • Chicago
    Grades: PK-12 | 415 students
    5.3 miles
    119 S Central Park Blvd
    Chicago, IL 60624
    (773) 722-4600
    5.3 PK-12
    415
  • La Grange Park
    Nazareth Academy
    (Roman Catholic)
    Grades: 9-12 | 750 students
    6.7 miles
    1209 West Ogden Avenue
    La Grange Park, IL 60526
    (708) 354-0061
    6.7 9-12
    750
  • Melrose Park
    Walther Christian Academy
    Walther Christian Academy Photo - Science class in the Science & Technology Wing
    (Lutheran Church Missouri Synod)
    Grades: 9-12 | 320 students
    1.7 miles
    900 Chicago Avenue
    Melrose Park, IL 60160
    (708) 344-0404
    1.7 9-12
    320

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Did You Know?
The average private school tuition in Illinois is $6,345 for elementary schools and $12,397 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Illinois is 91% (read more about average acceptance rates across the country).