Student loan calculator

Student loan repayment calculator

Estimate annual, monthly, and weekly UK student loan deductions using the 2026/27 repayment thresholds for Plan 1, Plan 2, Plan 4, Plan 5, and postgraduate loans.

Inputs

Enter taxable employment or self-employment income for the year. Bonus income is added before applying the threshold.

Method

Plan 1, 2, 4, and 5 repayments are estimated at 9% above the plan threshold. Postgraduate loans are estimated at 6% above the postgraduate threshold.

Limits

This estimates deductions, not loan interest, balance write-off, refunds, payroll timing, or whether you should make voluntary repayments.