Southern Illinois University
16.2 applicants for every seat, up from 10.7 in 2000.
From application to first day
Each bar is drawn to scale against applications received.
Applicants per seat
16.2 applicants per seat in 2025 (10.7 in 2000), below the median school's 17.7.
Acceptance rate
9.4% of applicants were offered a seat in 2025, more selective than the median school (10.8%). It was 9.3% in 2011.
Average overall GPA
Average overall GPA of 3.70 in 2025, up from 3.33 in 2000. The median school is at 3.71.
DAT standing among schools
In 2025, its entering class out-scored 45% of other schools on the DAT Academic Average.
Percent of other schools with a lower DAT Academic Average that year. Ranking within each year keeps the 2025 move to a 200–600 scale comparable.
What SIU costs
Four years of tuition and mandatory fees for in-state students: $223,117, or $223,117 out-of-state. That ranks #52 most expensive of 69 schools for in-state students and #65 out-of-state. Living expenses are not included.
Year by year
Tuition and mandatory fees for each year of the program, 2025-26.
| Year | Tuition, in-state | Tuition, out-of-state | Fees |
|---|---|---|---|
| 1st | $40,847 | $40,847 | $24,582 |
| 2nd | $39,275 | $39,275 | $21,944 |
| 3rd | $39,275 | $39,275 | $15,409 |
| 4th | $31,198 | $31,198 | $10,587 |
| Total | $223,117 | $223,117 | incl. fees |
90% of the 2025-26 first-year class are Illinois residents.
First-year tuition and fees
In-state cost is up 48% since 2014-15. Hover a year for the numbers.
Where SIU's students come from
754 matriculants from 15 states and territories. 93% were Illinois residents.
- Illinois69892.6%
- Missouri374.9%
- Oklahoma30.4%
- Arizona20.3%
- Colorado20.3%
- Florida20.3%
Year-by-year data, 2000–2025
| Year | Applications | Examined | Offered | Enrolled | Acceptance | DAT AA | GPA overall | GPA science |
|---|---|---|---|---|---|---|---|---|
| 2025 | 808 | 550 | 76 | 50 | 9.4% | 440 | 3.70 | 3.62 |
| 2024 | 785 | 526 | 82 | 51 | 10.4% | 20.5 | 3.70 | 3.61 |
| 2023 | 668 | 452 | 95 | 50 | 14.2% | 20 | 3.69 | 3.60 |
| 2022 | 730 | 500 | 96 | 49 | 13.2% | 21 | 3.68 | 3.58 |
| 2021 | 651 | 511 | 95 | 50 | 14.6% | 20.1 | 3.62 | 3.51 |
| 2020 | 636 | 491 | 82 | 50 | 12.9% | 19.6 | 3.58 | 3.48 |
| 2019 | 625 | 491 | 88 | 50 | 14.1% | 20.1 | 3.60 | 3.49 |
| 2018 | 642 | 503 | 99 | 50 | 15.4% | 19.5 | 3.61 | 3.49 |
| 2017 | 884 | 568 | 82 | 51 | 9.3% | 19.2 | 3.59 | 3.67 |
| 2016 | 860 | 577 | 95 | 49 | 11.1% | 19.6 | 3.57 | 3.49 |
| 2015 | 827 | 547 | 82 | 52 | 9.9% | 19.3 | 3.64 | 3.55 |
| 2014 | 814 | 554 | 90 | 50 | 11.1% | 19.1 | 3.59 | 3.50 |
| 2013 | 849 | 585 | 72 | 50 | 8.5% | 19.2 | 3.65 | 3.58 |
| 2012 | 851 | 562 | 88 | 51 | 10.3% | 19.4 | 3.64 | 3.52 |
| 2011 | 858 | 590 | 80 | 51 | 9.3% | 19.1 | 3.62 | 3.54 |
| 2010 | 954 | 699 | — | 51 | — | 18.7 | 3.70 | 3.63 |
| 2009 | 973 | 644 | — | 53 | — | 18.6 | 3.66 | 3.60 |
| 2008 | 1,065 | 678 | — | 51 | — | 18 | 3.66 | 3.62 |
| 2007 | 1,144 | 734 | — | 52 | — | 18.5 | 3.61 | 3.54 |
| 2006 | 1,028 | 681 | — | 53 | — | 19 | 3.64 | 3.60 |
| 2005 | 936 | 601 | — | 50 | — | 18.4 | 3.56 | 3.50 |
| 2004 | 804 | 501 | — | 49 | — | 18.1 | 3.48 | 3.40 |
| 2003 | 415 | 415 | — | 51 | — | 18.2 | 3.50 | 3.40 |
| 2002 | 423 | 423 | — | 53 | — | 18.06 | 3.40 | 3.30 |
| 2001 | 413 | 413 | — | 52 | — | 18.21 | 3.45 | 3.34 |
| 2000 | 535 | 535 | — | 50 | — | 18.33 | 3.33 | 3.20 |
DAT is on a 1–30 scale through 2024 and a 200–600 scale from 2025. Offers are not available before 2011.