To get approved for a boat loan, most lenders want a credit score of at least 700, a debt-to-income ratio under 40%, and a down payment of 10% to 20% of the purchase price. Because a boat is a depreciating luxury item rather than a necessity, underwriters scrutinize both your finances and the vessel more closely than they would for a car loan. You should also expect requirements car buyers rarely see: a professional marine survey on used boats, and specialized insurance in place before the lender releases funds.
Credit, Income, and Cash Reserves
The best rates go to borrowers with FICO scores between 700 and 800. Some lenders will work with scores as low as 640, but the cost climbs quickly. As of late 2025, average boat loan rates ran around 8.7% for borrowers above 740 and roughly 9.9% for those in the 580 to 669 range. Over a 10- or 15-year loan, that spread compounds into real money.
Lenders calculate your debt-to-income ratio by dividing your total monthly debt payments by your gross monthly income, and most marine lenders want the result below 40%. If you earn $8,000 a month and already pay $2,500 toward a mortgage, car, and student loans, you sit at about 31% before the boat payment gets added. The underwriter adds the projected payment and checks whether the combined figure still fits under their threshold.
For loans above $100,000, many lenders add a liquidity requirement. They want to see cash reserves equal to 10% to 20% of the loan amount in an accessible account after the down payment. On a $150,000 loan that means $15,000 to $30,000 in savings. The cushion tells the lender you can keep up with insurance, maintenance, and slip fees if your income dips.
Down Payment and the Boat Itself
Plan on 10% to 20% down. A $100,000 boat means $10,000 to $20,000 in cash at closing. Some credit unions advertise zero-down boat loans, but those come with excellent-credit requirements and usually higher rates.1Navy Federal Credit Union. Boat Loans and Rates Putting more down creates immediate equity, which matters because boats depreciate fast. Ten percent down on a vessel that drops 15% in its first year leaves you underwater almost right away.
The boat gets its own review. Lenders verify that the purchase price reflects realistic market value and evaluate type, age, and condition before approving.2National Marine Lenders Association. Boat Loan Basics Most banks and credit unions cap financing at vessels 15 to 20 years old. Specialized marine lenders may go to 25 or 30 years if the boat is well-maintained and you bring strong credit and a larger down payment.
Vessel type also matters. Center consoles, cruisers, and pontoons are straightforward. Houseboats, high-performance racers, and live-aboards often require specialty lenders because resale markets are thinner and maintenance costs harder to predict. If you’re shopping for something unusual, secure financing before you commit to a specific boat.
Documentation You’ll Need
Expect more paperwork than a car loan. On the income side, lenders typically ask for your two most recent federal tax returns and 30 days of pay stubs. Self-employed borrowers usually add profit-and-loss statements and business tax returns.
Many lenders also require a Personal Financial Statement, which lists everything you own and everything you owe. Retirement accounts, real estate equity, and savings sit on one side; mortgage, student loans, and credit card balances on the other. The point is to show net worth, not just monthly income. Report accurately, because underwriters verify what you claim and discrepancies cause delays or denials.
For the vessel, the lender needs the Hull Identification Number, a 12-character code stamped on the transom of every boat manufactured or imported into the United States.3eCFR. 33 CFR 181.29 – Display of Hull Identification Number They’ll also want engine hour logs, maintenance records, and a detailed equipment description. All of it feeds the underwriter’s judgment about whether the boat is worth what you’re paying.
The Marine Survey
For used boats, lenders require a professional marine survey before approval. A qualified surveyor inspects the hull, deck, engines, electrical and fuel systems, and safety equipment, then produces a report that includes current fair market value and replacement value.4American Boat and Yacht Council. Surveying a Boat The lender uses those numbers to set the loan-to-value ratio and decide how much they’ll advance against the boat.
Budget roughly $20 to $35 per linear foot for a condition-and-valuation survey. A 30-foot boat runs $600 to $1,050. Hauling out for a bottom inspection costs extra, and a separate engine survey adds a few hundred dollars more. These costs are yours, not the lender’s.
Certain findings will end a deal. Lenders watch for hull delamination, significant water intrusion in the deck or transom, fuel system leaks, and electrical hazards. Any of these signals expensive repairs and reduced collateral value. A boat with soft decks or a rotting transom will need either a price reduction that satisfies the lender’s loan-to-value threshold or repairs completed before closing. Surveyors regularly catch problems invisible to buyers, so this step protects you as much as it does the lender.
Marine Insurance the Lender Will Require
Every marine lender requires insurance before funding, and most set specific terms that go beyond a basic policy. Coverage must equal or exceed the loan balance, and lenders strongly prefer agreed-value or replacement-cost policies over actual cash value. An agreed-value policy pays a fixed amount you and the insurer settle on upfront; actual cash value deducts depreciation, which can leave you owing more than the payout if the boat is totaled.
Lenders typically cap your standard deductible at about 3% of agreed value, with higher deductibles up to 10% allowed for named-storm coverage in hurricane-prone states and for high-performance boats. Your insurer needs an A.M. Best rating of A- or better, and the lender will be listed as loss payee so any claim check goes to them first.
Get quotes while you’re assembling the rest of your documentation, not after conditional approval arrives. Boat insurance is more expensive and harder to place than most buyers expect, particularly for older vessels, saltwater use, or coastal storage in hurricane zones. Insurance delays are one of the most common reasons boat loans stall between approval and closing.
Loan Terms, Rates, and Vessel Age
Boat loan terms run from as short as two years to as long as 20, and what you qualify for depends mostly on how much you’re borrowing and how old the boat is. One major credit union offers terms up to 84 months on loans of at least $25,000, and up to 180 months on loans of $30,000 or more.1Navy Federal Credit Union. Boat Loans and Rates Smaller loans on older boats are usually capped at five to seven years.
Vessel age drives term length more than most borrowers realize. A new boat or one under 10 years old can qualify for 10 to 15 years. Boats between 11 and 20 years old often max out at five to 10 years. For anything over 20, expect two to five years at a higher rate, if you can find a willing lender at all.
Longer terms lower your payment but sharply increase total interest. A $75,000 loan at 8% over 10 years costs about $29,000 in interest. Stretch that same loan to 15 years and you’ll pay roughly $47,000. The math isn’t complicated, but fixating on the monthly payment while ignoring total cost is where buyers get into trouble.
Where to Apply and Why Pre-Approval Helps
Boat loans come from three main sources: banks and credit unions, marine-specific finance companies, and dealer financing. Banks and credit unions usually offer the lowest rates but apply stricter rules on vessel age and type. Marine finance companies specialize in this niche and stay more flexible on older or unusual boats, at somewhat higher rates. Dealer financing is the most convenient, but dealers frequently mark up the rate from their lending partner, and you pay for that convenience.
Pre-approval before you shop is the single most underrated step. You submit a full application and go through a credit check, and the lender tells you exactly how much they’ll lend and at what rate. That gives you a firm budget, real negotiating power with sellers, and protection against the painful sequence of finding a boat, agreeing on price, and then learning the lender won’t finance it.
Pre-approval involves a hard inquiry that can knock a few points off your score temporarily. But if you submit multiple applications inside a 14- to 45-day window, credit bureaus typically count them as a single event for scoring. Shopping around is worth the trouble when a percentage point saved carries across a decade of payments.
Closing Costs and Taxes
The purchase price and down payment aren’t the only cash at the table. Boat closings carry several other costs first-time buyers miss:
- Origination or documentation fees. Some lenders charge 0.5% to 2% of the loan; others fold this into the rate. Ask upfront so you can compare real costs.
- Marine survey. $20 to $35 per foot, plus haul-out and engine survey fees. On a 35-foot used boat, total survey costs can reach $1,500.
- Title search. For federally documented vessels, an Abstract of Title from the Coast Guard’s National Vessel Documentation Center confirms ownership history and outstanding liens.5Coast Guard. National Vessel Documentation Center
- Registration and titling. State fees for initial registration and titling generally run from about $30 to over $100, depending on vessel size and state schedule.
- Sales and use tax. State rates on boat purchases range from 0% to over 10%, and some states cap the total tax at a fixed amount regardless of price. Check your state’s rules early. A 6% tax on a $200,000 boat is $12,000.
Add it up and a $100,000 boat purchase can easily require $115,000 to $125,000 in total cash between the down payment, closing costs, and taxes. Budget for the full picture before you commit.
From Application to Funded Loan
Once your package is complete, you submit it to the lender, usually through a secure portal. Underwriting review typically takes 24 to 48 hours. The lender verifies income, pulls credit, reviews the vessel’s title history for liens or ownership disputes, and evaluates the marine survey.2National Marine Lenders Association. Boat Loan Basics
The lender then issues a conditional approval. That’s not a final green light. The underwriter is satisfied with the big picture but needs remaining items: usually proof of marine insurance naming the lender as loss payee, a clean survey with no unresolved safety findings, or additional documentation clarifying something in your file. Deals stall here when insurance isn’t lined up or a survey flags something the seller needs to fix.
Once conditions clear, you sign a promissory note and a security agreement that creates the lender’s lien on the vessel. For federally documented boats, the lender records a Preferred Ship Mortgage with the Coast Guard. For state-titled boats, the lien is recorded through the state’s motor vehicle or wildlife agency. After documents are executed and returned, the lender wires funds to the seller or dealer. From conditional approval to funded deal, expect anywhere from a few days to two weeks depending on how fast the remaining conditions resolve.