Southern Illinois University-Carbondale vs Sonoma State University

Carbondale, IL — Rohnert Park, CA

Metric
Southern Illinois University-Carbondale
Carbondale, IL
Sonoma State University
Rohnert Park, CA
Location Carbondale, IL Rohnert Park, CA
Type Public Public
Total Enrollment 8,494 5,166
Acceptance Rate 86.9% 93.4%
SAT Average 1,055
In-State Tuition $13,334 $8,624
Out-of-State Tuition $13,334 $21,224
Avg Net Price $13,297 $12,885
Median Debt at Graduation $21,543 $16,705
4-Year Graduation Rate 59.0% 59.1%
Retention Rate 66.8% 79.2%
Median Earnings (6 yr) $43,087 $52,179
Median Earnings (10 yr) $53,390 $65,986
Loan Repayment Rate 789000.0% 260000.0%

Values highlighted in green indicate the better metric. Source: U.S. Department of Education College Scorecard.

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Southern Illinois University-Carbondale
Carbondale, IL
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Sonoma State University
Rohnert Park, CA
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Frequently Asked Questions

How do Southern Illinois University-Carbondale and Sonoma State University compare?
Southern Illinois University-Carbondale (Carbondale, IL) has an acceptance rate of 86.9%, in-state tuition of $13,334, and median 10-year earnings of $53,390. Sonoma State University (Rohnert Park, CA) has an acceptance rate of 93.4%, in-state tuition of $8,624, and median 10-year earnings of $65,986.
Which school has higher graduate earnings, Southern Illinois University-Carbondale or Sonoma State University?
Sonoma State University graduates earn more at 10 years out, with a median of $65,986 vs $53,390. Source: U.S. Department of Education College Scorecard.
Which school is more affordable, Southern Illinois University-Carbondale or Sonoma State University?
Based on average net price (after grants and scholarships), Sonoma State University is the more affordable option at $12,885 per year versus $13,297.
Which school has a better 4-year graduation rate?
Sonoma State University has the higher 4-year graduation rate: 59.1% vs 59.0%.

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All data from the U.S. Department of Education College Scorecard. PlainCollege is not affiliated with any government agency.

Related

Source: U.S. Department of Education — College Scorecard College Scorecard institution outcomes (earnings, completion, debt) · 2025