Analysis
Princeton's mechanical engineering graduates earn $85,328 in their first year—remarkable compensation that places them at the 95th percentile nationally, though notably at the 60th percentile among New Jersey's engineering schools. This discrepancy matters less than it might seem: New Jersey hosts exceptionally strong engineering programs, and Princeton's graduates still out-earn peers at Rutgers ($71,569) and NJIT ($68,675) by roughly $14,000 annually. Only Stevens Institute posts comparable first-year numbers at $77,925.
The debt picture uses an estimate derived from Princeton's typical borrowing patterns across all programs—around $26,460, slightly above the national mechanical engineering median of $24,755. Even if actual borrowing runs higher, the debt-to-earnings ratio of 0.31 suggests manageable repayment. A Princeton mechanical engineering graduate earning $85,000 could reasonably clear this debt within a few years while building savings, unlike graduates at less selective schools who face similar debt against $65,000-70,000 starting salaries.
The real value proposition here extends beyond first-year earnings. Princeton's 5% admission rate and 1535 average SAT score signal that graduates enter with extraordinary academic credentials and access to networks that typically compound over careers. For families who can afford Princeton without substantial borrowing, this program represents an excellent investment. For those facing significant debt, the strong starting salary provides cushion—though confirming actual borrowing costs for engineering students specifically would be prudent before committing.
Where Princeton University Stands
Earnings vs. debt across all mechanical engineering bachelors's programs nationally
Earnings Distribution
How Princeton University graduates compare to all programs nationally
Compare to Similar Programs in New Jersey
Mechanical Engineering bachelors's programs at peer institutions in New Jersey (6 total in state)
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| School | In-State Tuition | Earnings (1yr) | Earnings (4yr) | Median Debt* | Debt/Earnings |
|---|---|---|---|---|---|
| $59,710 | $85,328 | — | $26,460* | — | |
| $60,952 | $77,925 | $88,283 | $26,520* | 0.34 | |
| $17,239 | $71,569 | $84,202 | $23,250* | 0.32 | |
| $19,022 | $68,675 | $77,327 | $23,334* | 0.34 | |
| $15,700 | $66,909 | $80,397 | $22,500* | 0.34 | |
| $18,685 | $65,761 | $75,660 | $22,875* | 0.35 | |
| National Median | — | $70,744 | — | $24,755* | 0.35 |
Career Paths
Occupations commonly associated with mechanical engineering graduates
Architectural and Engineering Managers
Biofuels/Biodiesel Technology and Product Development Managers
Aerospace Engineers
Mechanical Engineers
Fuel Cell Engineers
Automotive Engineers
Engineering Teachers, Postsecondary
Cost Estimators
About This Data
Source: U.S. Department of Education College Scorecard (October 2025 release)
Population: Graduates who received federal financial aid (Title IV grants or loans). At Princeton University, approximately 19% of students receive Pell grants. Students who did not receive federal aid are not included in these figures.
Earnings: Median earnings from IRS W-2 data for graduates who are employed and not enrolled in further education, measured 1 year after completion. Earnings are pre-tax and include wages, salaries, and self-employment income.
Debt: Median cumulative federal loan debt at graduation. Does not include private loans or Parent PLUS loans borrowed on behalf of students.