Selective86% Acceptance Rate

Chances of Getting Into Southern Illinois University Carbondale

Carbondale, Illinois Public University • #260 National • Founded 1869

SIU Admissions Statistics 2025–2026

86%
Acceptance Rate
3.2
Average GPA
1065
Average SAT
21
Average ACT
10,000+
Total Applicants
2,200
Class Size
13:1
Student-Faculty Ratio

SIU SAT & ACT Scores

SAT Scores (Middle 50%)

Score Range960-1170
Average1065
10001600

ACT Scores (Middle 50%)

Score Range18-24
Average21
2036

About Southern Illinois University Carbondale

Southern Illinois University Carbondale is a public research university in southern Illinois, known for its aviation program, automotive technology, and unique programs not found at most universities. Set near the Shawnee National Forest, SIU offers a distinctive college experience.

Top Programs

AviationEngineeringAutomotive TechnologyAgricultureArchitecture

What Makes SIU Unique

  • FAA-certified aviation program — one of the top flight schools at a public university
  • Only university in Illinois with programs in automotive technology, mining engineering, and forestry
  • Interior architecture and design program is nationally accredited and well-regarded
  • Campus borders the Shawnee National Forest — outdoor recreation including rock climbing and hiking
  • Strong creative writing MFA program — SIU has a long literary tradition

SIU Cost & Financial Aid

Cost of Attendance

Tuition$12,236/yr
Total Cost$24,000/yr
Median Earnings (10yr)$42,800/yr

Financial Aid

Students Receiving Aid85%
Avg Aid Package$10,000+
School TypePublic

SIU Application Deadlines

Regular Decision
Rolling

How to Get Into SIU: Admission Tips

1

Rolling admissions with a high acceptance rate — apply early for best housing options

2

Aviation program is competitive and has additional requirements including FAA medical exam

3

SIU offers the Saluki Guarantee — eligible students can attend with tuition fully covered

4

Architecture applicants should submit a portfolio or demonstrate strong visual/spatial skills

5

Automotive technology program has limited enrollment — apply early

The Brutal Truth About SIU Admissions

The numbers are brutal. With a 86% acceptance rate, SIU rejected over 1,400 applicants in the most recent cycle. Many of those rejected students had perfect GPAs and 1550+ SATs.

Stats are table stakes, not differentiators. At SIU, having a 3.2 GPA and 1065 SAT puts you at average — not above average. What separates admitted students from rejected ones is everything else: essays, activities, recommendations, and authentic passion.

The biggest mistake applicants make: Treating their application like a résumé. SIU doesn't want a list of accomplishments — they want to understand who you are as a person and what you'll contribute to their community.

Bottom line: Apply if SIU genuinely excites you — but build a balanced college list. Don't put all your eggs in one 86%-acceptance-rate basket.

SIU Admissions FAQ

What is the acceptance rate at Southern Illinois University Carbondale?

Southern Illinois University Carbondale has an acceptance rate of 86% as of the most recent admissions cycle. Out of 10,000+ applicants, approximately 2,200 students were admitted to the incoming class.

What GPA do I need to get into SIU?

The average GPA of admitted students at Southern Illinois University Carbondale is 3.2. Most successful applicants have GPAs above 3.05, with many in the top 5-10% of their high school class.

What SAT score do I need for SIU?

The middle 50% SAT range for admitted SIU students is 960-1170. The average SAT score is 1065. For ACT, the range is 18-24 with an average of 21.

Is SIU hard to get into?

Yes, Southern Illinois University Carbondale is selective with an acceptance rate of just 86%. Even students with perfect GPAs and test scores are not guaranteed admission. Holistic review means essays, extracurriculars, and recommendations all play critical roles.

How much does SIU cost?

Tuition at Southern Illinois University Carbondale is $12,236 per year, with total cost of attendance at $24,000. However, 85% of students receive financial aid, with the average aid package exceeding $10,000+.

What are my chances of getting into SIU?

Your chances of getting into Southern Illinois University Carbondale depend on your GPA, test scores, extracurricular activities, essays, and more. With a 86% overall acceptance rate, admissions are highly competitive. Use AdmitOdds to get a personalized assessment of your chances based on your actual profile.

Free — No credit card required

What Are Your Chances at SIU?

Enter your GPA, test scores, and extracurriculars. Get a personalized, brutally honest assessment of your odds — plus scholarship estimates.

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Popular Majors at SIU

Aviation
Engineering at SIU
Automotive Technology
Agriculture
Architecture at SIU

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