Boat Loan Calculator
Estimate the monthly payment and interest on a boat loan.
Results update as you type.
About this calculator
A boat loan calculator turns the boat price, down payment, interest rate and term into a fixed monthly payment and the total interest you pay. Boat loans often run longer than car loans — commonly 10 to 20 years for larger vessels — which lowers the monthly payment but raises total interest.
Frequently asked questions
How long are boat loans?
Terms vary widely with the loan size — small boats may be 5–7 years, while larger vessels can stretch to 15 or 20. A longer term cuts the monthly payment but you pay more interest overall.
Do boat loans cost more than car loans?
Often, yes. Boats are seen as recreational and depreciate quickly, so rates can be a little higher than for cars, and lenders may want a larger down payment on used or older boats.
Results are estimates for general guidance only, not financial, medical or tax advice.