University of California-Irvine vs California Polytechnic State University-San Luis Obispo

Torn between these two? Here's how they stack up on what actually matters - what you'll pay, what graduates earn, and which one gives you the better return - all on U.S. Department of Education data.

Too close to call - both schools are within 3 points

Data: 2024-25 College Scorecard release

ROI Score Comparison

94
Exceptional Value
Earnings
97(0.80x)
Payback
97(4.3 yr)
Debt/Earn
92(0.34)
Completion
94(87%)
Repayment
78(83%)
96
Exceptional Value
Earnings
97(0.84x)
Payback
98(3.7 yr)
Debt/Earn
92(0.34)
Completion
94(86%)
Repayment
97(92%)

The Financial Comparison

Good news if you're stuck between them: University of California-Irvine and California Polytechnic State University-San Luis Obispo come out about even on financial return. University of California-Irvine scores 94/100 and California Polytechnic State University-San Luis Obispo scores 96/100 - close enough that your own situation (your major, the aid package each one offers you, in-state vs out-of-state) will matter more than the score gap.

Start with what you'd actually pay. After aid, University of California-Irvine runs $14,251 a year against $16,665 at California Polytechnic State University-San Luis Obispo - $2,414 more a year, or about $9,656 across four years.

Then look at what that buys. Ten years after enrollment, California Polytechnic State University-San Luis Obispo graduates earn a median $90,768 against $80,735 at University of California-Irvine. The cost earns itself back in 4.3 years at University of California-Irvine and 3.7 years at California Polytechnic State University-San Luis Obispo.

Finally, the debt you'd carry out. Graduates leave University of California-Irvine owing a median $15,000 versus $18,500 at California Polytechnic State University-San Luis Obispo. Their debt-to-earnings ratios are 0.34 and 0.34 - and the rule of thumb is to keep that under 1.0, meaning debt no bigger than a first year's pay.

Head-to-Head Numbers

MetricUniversity of California-...California Polytechnic St...
Cost
In-State Tuition$15,722$13,596
Out-of-State Tuition$49,922$34,665
Net Price (avg)$14,251$16,665
Total 4-Year Cost$57,004$66,660
Outcomes
Median Earnings (6yr)$44,300$54,700
Median Earnings (10yr)$80,735$90,768
Graduation Rate86.9%86.4%
Payback Period4.3 yr3.7 yr
Debt
Median Debt$15,000$18,500
Monthly Payment$159$196
Debt-to-Earnings0.340.34
3yr Repayment Rate82.7%91.5%
5yr Repayment Rate78.3%88.5%
Admissions
Acceptance Rate28.6%31.3%
Enrollment30,19721,996

Net Price by Family Income

Average annual net price after grants and scholarships, by household income bracket.

Family IncomeUniversity of Califo...California Polytechn...
$0-$30,000$8,123$7,529
$30,001-$48,000$9,313$7,253
$48,001-$75,000$11,642$9,896
$75,001-$110,000$15,164$15,786
$110,001+$30,546$27,772

Earnings by Major - Head to Head

Median earnings for majors offered at both schools. Green highlights the higher figure.

MajorUniversity of Califo...California Polytechn...
Computer Science$127,404$154,784
Computer Engineering$132,357$148,950
Electrical Engineering$106,871$125,240
Business Administration, Management, and Operations$80,755$110,902
Biomedical Engineering$96,874$109,232
Aerospace, Aeronautical, and Astronautical/Space Engineering$100,537$107,498
Mechanical Engineering$99,111$106,750
Materials Engineering$106,547$100,599
Civil Engineering$96,354$101,072
Economics$83,937$98,927
Philosophy$20,922$98,592
Physics$96,215$96,805
Mathematics$77,472$83,187
International Relations$63,318$81,843
Biochemistry and Molecular Biology$42,200$78,097

ROI Sub-Score Breakdown

ComponentUniversity of Califo...California Polytechn...
Earnings Premium (30%)9797
Payback Period (25%)9798
Debt / Earnings (20%)9292
Completion Rate (15%)9494
Repayment Rate (10%)7897
Overall ROI Score9496
Exceptional Value

The Verdict

It's close. California Polytechnic State University-San Luis Obispo edges out University of California-Irvine by 2 points (96 vs 94), but that's slim enough that your major and your own aid offers will decide this more than the ROI score does. Run your actual numbers in the calculator below before you call it.

Want to personalize these numbers?

The ROI calculator lets you plug in your financial aid, intended major, and living situation for a tailored comparison.

94

University of California-Irvine

Exceptional Value - Full profile and breakdown

96

California Polytechnic State University-San Luis Obispo

Exceptional Value - Full profile and breakdown

Data from the U.S. Department of Education College Scorecard, as of 2024-2025. Earnings are measured 6 and 10 years after enrollment. Net prices reflect average aid for first-time, full-time students.See full methodology.