Princeton University
Princeton, New Jersey · Private Nonprofit · 4.6% acceptance rate
ROI Score: 94/100 · Exceptional Value
Princeton charges $62,688 sticker but the average student pays $6,128 net -- a 4-year total of about $24,500. That net price rivals community college costs. The payback period is 2.2 years, the fastest in this batch. Median 10-year earnings reach $110,066. Completion rate is 97.6%. At 4.6% admissions, it's among the hardest schools in the country to enter. Princeton's 5,709 undergraduate enrollment is small for a flagship research institution, which means significant faculty access. Top programs by earnings: Computer Science at $217,973 by year four and Economics at $160,763 with a debt-to-earnings ratio of 0.109. Princeton's aid policy essentially covers full cost for families earning under $75,000 -- the net price data confirms this. The school does not report debt repayment rate data, which slightly reduces the data completeness score.
Graduates recoup their total investment in just 2.2 years. The national average for 4-year schools is closer to 8-10 years.
Princeton University
Quick Numbers
| In-state tuition + fees | $62,688/yr |
| Out-of-state tuition + fees | $62,688/yr |
| Average net price | $6,128/yr |
| Total 4-year cost (net) | $24,512 |
| Median earnings (10yr post-entry) | $110,066 |
| Median earnings (6yr post-entry) | $73,600 |
| Median debt at graduation | $10,320 |
| Estimated monthly loan payment | $109 |
| Estimated payback period | 2.2 years |
| 6-year graduation rate | 97.6% |
| Undergraduate enrollment | 5,709 |
Data as of 2024-2025. Source: College Scorecard API (U.S. Department of Education).
The Full Financial Picture
The sticker price at Princeton University is $62,688/year. But sticker price isn't what most students pay. After grants, scholarships, and financial aid, the average student pays a net price of $6,128/year, or roughly $24,512 over four years.
That net price varies significantly by family income. The lowest-income families (under $30,000/year) pay an average of $41/year, while families earning over $110,000 pay $36,094/year. The school provides substantial aid to low-income students, making it significantly more affordable than the sticker price suggests.
The median graduate leaves with $10,320 in federal loan debt, translating to an estimated monthly payment of $109 on a standard 10-year repayment plan. Against median earnings of $110,066 ten years out, the debt-to-earnings ratio is 0.14 - well within manageable territory.
Net Price by Family Income
What families actually pay after grants and scholarships, by income bracket.
| Family Income | Avg Net Price/Year |
|---|---|
| $0 - $30,000 | $41 |
| $30,001 - $48,000 | $352 |
| $48,001 - $75,000 | $1,217 |
| $75,001 - $110,000 | $4,478 |
| $110,001+ | $36,094 |
Cost by Income Bracket Explained
Lower-income families (under $30K)
Families earning under $30,000 pay a net price of $41 per year -- effectively zero. Princeton's no-loan financial aid policy covers the full cost for the lowest-income students. Over four years, total student cost is under $200. This is the most generous financial aid program for low-income families in the Ivy League.
Middle-income families ($30K-$110K)
Families in the $30,001-$48,000 bracket pay $352 per year; those earning $48,001-$75,000 pay $1,217. Cost remains near-zero well into the middle-income range. At the $75,001-$110,000 bracket, annual cost rises to $4,478 -- still a fraction of typical private university costs. The aid structure is extraordinarily flat through the first three income tiers.
Higher-income families ($110K+)
Families earning over $110,000 pay $36,094 per year -- about $144,000 over four years. At this level, Princeton is priced similarly to other elite privates. Against 10-year earnings of $110,066 and a payback period of only 2.2 years, the investment math works clearly for most majors. The key caveat: program selection still matters. CS and economics graduates clear the investment in years; history and sciences graduates may take longer.
Earnings by Major
Top 10 most popular majors at Princeton University with available earnings data.
| Major | Median Earnings | Grade |
|---|---|---|
| Computer Science | $217,973 | - |
| Economics | $160,763 | A |
| Public Policy Analysis | $107,792 | A |
| Operations Research | $100,354 | - |
| History | $80,347 | - |
| International Relations | $88,576 | - |
| Biochemistry and Molecular Biology | $41,848 | - |
| Research and Experimental Psychology | $63,216 | - |
| Mechanical Engineering | $115,927 | - |
| Ecology, Evolution, Systematics, and Population Biology | $62,344 | - |
Earnings reflect median 4-year post-completion (or 1-year where 4-year unavailable). Grades based on debt-to-earnings ratio.
Program Analysis
Why these programs deliver their earnings outcomes.
Computer Science
201 graduates with 1-year earnings of $146,624 and 4-year earnings of $217,973 -- among the highest CS earnings in the Scorecard dataset. Princeton CS graduates are recruited aggressively by technology firms, hedge funds using quantitative strategies, and AI research labs. The school's reputation in theoretical computer science and its connections to major tech employers create a premium market for its graduates. Debt data is not available for this program specifically, but the school-wide median debt of $10,320 is extremely low.
Economics
132 graduates with 1-year earnings of $103,041 and 4-year earnings of $160,763. Debt-to-earnings ratio 0.109 (grade: A). Princeton economics graduates enter Wall Street investment banks, top consulting firms, and federal economic policy positions at rates that few universities match. The senior thesis requirement produces analysts who can do rigorous original work -- a differentiator in quantitative finance and research roles. Combined with median debt of just $11,250, this is one of the cleanest ROI calculations in American higher education.
Public Policy Analysis
114 graduates with 1-year earnings of $73,630 and 4-year earnings of $107,792. Debt-to-earnings 0.143 (grade: A). Princeton's Woodrow Wilson School (now the Princeton School of Public and International Affairs) is ranked among the top public policy programs nationally. Graduates enter government agencies, international organizations, think tanks, and NGOs. Earnings at $107,792 by year four are strong for a public-service-oriented field. The low debt load (only $10,527 median) means graduates can afford public-sector starting salaries without financial strain.
International Relations
57 graduates with 1-year earnings of $63,317 and 4-year earnings of $88,576. Debt data not available for this program. Princeton's international relations graduates enter the State Department, international NGOs, foreign policy think tanks, and global consulting firms. Entry earnings in the low $60s are below the school average, but the 4-year trajectory above $88,000 shows meaningful progression. The Princeton credential opens doors in international careers that most schools cannot match.
History
72 graduates with 1-year earnings of $45,363 and 4-year earnings of $80,347. Debt data not available. History at Princeton feeds into law school, consulting (through case-based analytical skills), government, and publishing. First-year earnings in the mid-$40s reflect the reality that many graduates pursue graduate school before entering the workforce at higher earning levels. The 4-year number above $80,000 understates the full career trajectory for those who complete professional degrees.
How Graduates Do
Earnings
Loan Repayment
| Metric | This School | Nat'l Avg |
|---|---|---|
| 1-year repayment | N/A | 52.0% |
| 3-year repayment | N/A | 62.0% |
| 5-year repayment | 85.2% | 68.0% |
| 7-year repayment | 92.4% | 72.0% |
Completion Rate
Admissions Snapshot
| Acceptance rate | 4.6% |
| SAT Math (25th-75th) | 770-800 |
| SAT Reading (25th-75th) | 740-780 |
| ACT Composite (25th-75th) | 34-35 |
| Enrollment | 5,709 |
| Pell Grant recipients | 19.2% |
| Avg faculty salary (monthly) | $25,354 |
Princeton's 4.6% admissions rate makes it one of the most selective institutions in the country. SAT math 770-800, reading 740-780; ACT 34-35. Most qualified applicants will be denied. The holistic process rewards students who have pursued distinctive intellectual or creative paths, not just strong grades and test scores. Early action applicants historically see modestly higher admit rates.
Compared to Similar Schools
Peer institutions matched by type, size, and selectivity.
Princeton's peers include Duke University (ROI 96, net price $29,612, 96.8% completion, 10-year earnings ~$95k) and Dartmouth College. Among this elite group, Princeton's 2.2-year payback period stands out -- the fastest in the dataset. Duke charges more net ($29,612 vs. $6,128) but posts slightly higher raw earnings. Johns Hopkins and Dartmouth both have higher net prices and lower 10-year earnings than Princeton. The school's combination of near-zero cost for most families and top-decile earnings is genuinely exceptional -- an ROI score of 94 would likely be higher if full repayment rate data were available.
| School | ROI | Net Price | 10yr Earnings |
|---|---|---|---|
| Princeton University (this school) | 94 | $6,128 | $110,066 |
| Johns Hopkins University | 96 | $18,809 | $87,555 |
| Duke University | 96 | $29,612 | $97,800 |
| Dartmouth College | 95 | $29,519 | $97,434 |
| Centenary University | 53 | $20,503 | $53,726 |
| Caldwell University | 40 | $24,691 | $53,843 |
Who Thrives Here
Princeton admits students scoring ACT 34-35 or SAT 1510-1580. The Pell grant rate of 19.2% is above average for elite private schools, reflecting Princeton's commitment to economic diversity through no-loan financial aid. Students who thrive here tend to be intellectually self-directed: Princeton's independent work requirements (the junior paper and senior thesis) suit students who pursue ideas on their own terms. The school's research culture makes it particularly well-suited for students considering graduate school or research careers.
The Verdict: The Investment Pays Off
Princeton University is one of the strongest financial investments in higher education. With a total 4-year net cost of $24,512 and median graduate earnings of $110,066 ten years out, the math works decisively in graduates' favor. The estimated payback period of 2.2 years is well below average.
The data highlights several strengths: strong earnings premium over high school graduates, a 97.6% graduation rate, manageable debt relative to earnings.
Median debt of $10,320 is very manageable against $110,066 in annual earnings - well within the financial advisor rule of thumb that total debt should not exceed first-year salary.
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Data: College Scorecard API (U.S. Department of Education)
Vintage: 2024-2025 · Last updated: 2026-03-25
Earnings reflect median outcomes for all federal financial aid recipients. Individual results vary by major, effort, and career path.