Lump Sum Extra Payment Calculator

Whether it’s from a tax refund, inheritance, bonus, or something else, making a one-time, lump sum extra payment towards your debt can help you save money. The Lump Sum Extra Payment Calculator estimates how much you’ll save on interest by making this extra payment. You’ll also see how much faster you’ll pay off your loans.

Payoff date

Total paid

OriginalAfter paymentSavings
Payoff date
Total paid

Interested in refinancing student loans?

Here are the top 6 lenders of 2018!
LenderRates (APR)Eligible Degrees 
Check out the testimonials and our in-depth reviews!
2.54% - 7.38%Undergrad
& Graduate
Visit SoFi
2.57% - 6.32%Undergrad
& Graduate
Visit Earnest
2.80% - 7.02%Undergrad
& Graduate
Visit Laurel Road
2.56% - 8.12%Undergrad
& Graduate
Visit Lendkey
2.72% - 6.49%Undergrad
& Graduate
Visit CommonBond
2.88% - 8.34%Undergrad
& Graduate
Visit Citizens
Our team at Student Loan Hero works hard to find and recommend products and services that we believe are of high quality and will make a positive impact in your life. We sometimes earn a sales commission or advertising fee when recommending various products and services to you. Similar to when you are being sold any product or service, be sure to read the fine print understand what you are buying, and consult a licensed professional if you have any concerns. Student Loan Hero is not a lender or investment advisor. We are not involved in the loan approval or investment process, nor do we make credit or investment related decisions. The rates and terms listed on our website are estimates and are subject to change at any time. Please do your homework and let us know if you have any questions or concerns.