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Principia, founded in 1912, is a private, church-affiliated, liberal arts college. Its 2,600-acre campus is located in Elsah, 40 miles north of St. Louis.

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collegeType
Private
studentType
Coed
299
Undergraduates
175
Men - 58.5%
125
Women - 41.5%
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Entrance Difficulty
Moderately difficult
Overall Admission Rate
69% of 245 applicants were admitted
Early Action Offered
Yes
Early Decision Offered
Yes
Regular Admission Deadline
March 15
Qualifications of Enrolled Freshmen
Average GPA
3.56
SAT Math
565 average
530-610 range of middle 50%
SAT EBRW
581 average
510-640 range of middle 50%
ACT Composite
24 average
21-29 range of middle 50%
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Cost of Attendance
Not reported
Tuition and Fees
Not reported
Room and Board
Not reported
Average Percent of Need Met
80%
Average Freshman Award
$30,402
Average Indebtedness of 2024 Graduates
Not reported
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Academic Calendar System
Semester
General Education/Core Curriculum
Required for most or all students
Full-Time Faculty Teaching Undergraduates
Not reported
Regular Class Size (Students)
2-9
53%
10-19
44%
20-29
3%
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Elsah Population
604
Nearest Metropolitan Area
St. Louis
Freshman Housing Guarantee
College offers housing to students
Students in College Housing
100% of all students
Athletic Conferences
NCAA Division III
Mascot
Panther
Sororities
Not reported
Fraternities
Not reported
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Ethnicity of Students from U.S.
Asian
1.8%
Black/African-American
17.6%
Hispanic/Latino
10.6%
Multi-race (not Hispanic/Latino)
8.2%
White
60%
Unknown
1.8%
International Students
41.8% from 30 countries
First-Year Students Returning
75.4%
Students Graduating Within 4 Years
60.6%
Graduates Offered Full-Time Employment Within 6 Months
Not reported
Graduates Pursuing Advanced Study Directly
Not reported
Undergraduate and Undergraduate Financial Aid data displayed on CollegeData’s college profiles is from the 2024-25 academic year.
A portion of the College Profile data is provided under license by:
Peterson's Undergraduate and Undergraduate Financial Aid Databases, copyright © 2026 Peterson's LLC. All rights reserved.