Estimated monthly IDR payment
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Income-Driven Student Loan Repayment Calculator
A back-of-envelope IDR payment: percent of discretionary income, where discretionary is AGI minus a poverty stand-in. This is not the official SAVE, IBR, ICR, or PAYE engine.
Page updated 2026-09-04. Official source: StudentAid.gov income-driven repayment
Calculator
Calculated Results
Discretionary income
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Rough years (balance / annual pay)
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Rough months (no interest)
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What the Income-Driven Student Loan Repayment Calculator calculates
Simplified IDR: 10% of (AGI minus poverty) / 12. Rough payoff years = balance / annual payment. Not SAVE/IBR Enter one realistic scenario in the calculator above and read the result together with its labels and assumptions. The page is designed for a quick, repeatable estimate rather than a black-box answer.
This is a browser-side worksheet for financial planning. It does not connect to the named provider, submit a transaction, or create an account on your behalf. Save the inputs if you need an audit trail, then rerun the page when an assumption changes.
Inputs, formula, and assumptions
Use the field labels as the source of truth: enter rates as percentages, amounts in the selected currency, and dates in the format shown. Invalid or incomplete inputs should remain visible so you can correct them before copying a result.
The calculator applies the formula implied by the labels and shows the key output in plain language. Displayed values are rounded for reading; keep the copied inputs and unrounded assumptions when a later calculation needs more precision.
If the result depends on a live rate or policy, compare the value with StudentAid.gov income-driven repayment before relying on it.
How to use the result responsibly
For the next step, compare this result with Student Loan Refinance Savings Calculator, PSLF Eligibility Tracker, Debt Payoff Snowball vs Avalanche Calculator. A second calculator is useful when you need to test a different assumption, not to manufacture false precision.
Results are estimates, not a quote, diagnosis, tax filing, legal opinion, investment recommendation, or guarantee. Check the jurisdiction, provider plan, time period, and rounding rules that apply to your real situation.
Inputs stay in your browser for this page. Do not paste passwords, payment credentials, private keys, or other secrets into any public web tool, even when the page is designed to run locally.
Frequently Asked Questions (FAQ)
What does the Income-Driven Student Loan Repayment Calculator calculate?
It estimates simplified IDR: 10% of (AGI minus poverty) / 12. Rough payoff years = balance / annual payment. Not SAVE/IBR from the values you enter. Review the labels and assumptions above the result so you can tell exactly what is included.
Are these live quotes or guaranteed results?
No. The page is an in-browser estimate based on your inputs. Provider pricing, taxes, policies, exchange rates, and other external conditions can change, so confirm the live value before committing money or publishing a decision.
Are my inputs uploaded?
The calculator is designed to run in your browser and does not need an account or a server upload. Avoid entering credentials, payment details, private keys, or other secrets in any public tool.
What should I verify before using the result?
Verify the current StudentAid.gov income-driven repayment, your jurisdiction or plan, and any rounding or date rule that applies. The official source link is shown above the calculator.
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