Return on education

Return on education is a way of asking “is this degree worth what it costs?” — in financial terms. It compares lifetime earnings with and without the qualification, then weighs the difference against the full cost of getting it (fees plus the wages you didn’t earn while studying).

How it’s calculated

The calculation has three pieces:

1. Total cost — direct fees, living costs while studying, and the opportunity cost of education (foregone earnings during the study years)
2. Earnings advantage — the cumulative difference between post-graduation salary and the salary you’d have earned without studying, projected over a working lifetime
3. Net result — earnings advantage minus total cost, often expressed as a discounted-cashflow value (NPV) or as a break-even year

A positive net result over a reasonable horizon means the qualification, on the assumptions provided, paid back. The size of the positive number is the return.

Example

A four-year qualification costs $80,000 in fees and another $120,000 in foregone earnings (a $30,000-per-year alternative salary, lost). Total cost: $200,000.

After graduation, the qualification holder earns $25,000 per year more than the alternative for 30 years — roughly $750,000 in cumulative earnings advantage before discounting, or about $400,000 after applying a 3% discount rate.

Net return: roughly $200,000 in present-value terms, or about a 100% return on the original $200,000 investment over 30 years. That works out to a modest annualised return of around 2.4% — comparable to a low-risk savings account, before the non-financial benefits are counted.

Why the answer is sensitive to inputs

The return on education swings wildly with three numbers: starting salary with the qualification, the salary alternative without it, and the working horizon. Run the same calculator with three plausible scenarios and the answer can flip between “obvious yes” and “obvious no”. That sensitivity is the point — it shows where the decision actually hinges.

The education ROI calculator computes the break-even point and the present-value return for one set of assumptions; the degree vs no degree calculator shows side-by-side lifetime earnings.