A down payment is the portion of a purchase price that a buyer pays upfront in cash, with the remaining balance then financed through a loan. Down payments are most closely associated with home and vehicle purchases, where the loan amount being requested is directly reduced, dollar for dollar, by whatever amount the buyer actually pays upfront at the time of purchase.
The size of a down payment directly affects a loan's loan-to-value ratio: a larger down payment lowers the amount being financed relative to the asset's overall value, which typically translates into a meaningfully lower interest rate, smaller ongoing monthly payments, and in some cases the complete avoidance of mandatory mortgage insurance altogether.
Down payments in plain terms
If a home costs $400,000 and a buyer puts down $80,000 in cash, they are financing only the remaining $320,000 through a mortgage — representing an 80 percent loan-to-value ratio. The down payment is the buyer's own genuine stake in the purchase from day one, and lenders generally see a larger upfront contribution as clear evidence of meaningfully lower risk, since the buyer personally has more to lose by ever defaulting.
A smaller down payment instead means borrowing considerably more overall, paying more in cumulative interest over the full life of the loan, and often needing additional insurance specifically to protect the lender against the higher risk created by a smaller equity cushion from the start.
Minimum down payment requirements by loan type
Minimum down payment requirements vary quite widely by loan type and by individual lender: government-backed mortgage programs in several countries allow down payments as low as 3 to 5 percent, or in some cases none at all for fully qualifying borrowers, while conventional loans without any government insurance often require 10 to 20 percent or more specifically to avoid private mortgage insurance.
Where buyers typically source a down payment
Buyers typically fund a down payment from personal savings accumulated over time, the sale proceeds of a previous property, a gift from family members, or in some jurisdictions a dedicated government first-time-buyer assistance program, though lenders generally require documentation proving the actual source of these funds to guard against undisclosed new debt being quietly used to inflate the apparent size of a down payment.
Down payment and a buyer's negotiating position
In competitive property markets, a larger cash down payment can also make a given offer noticeably more attractive to a seller, since it generally signals a meaningfully stronger, more certain ability to actually close the purchase without running into unexpected financing complications along the way.
Down payment assistance programs
Several governments and nonprofit organizations offer dedicated down payment assistance programs aimed at first-time or lower-income buyers, typically structured as a grant, a forgivable second loan, or a deferred-payment loan that only becomes due if the home is later sold or refinanced, meaningfully lowering the upfront cash barrier to homeownership for buyers who would otherwise struggle to save a full traditional down payment on their own.
Earnest money deposits versus the full down payment
An earnest money deposit, paid when an offer on a property is first accepted, is distinct from the full down payment but is generally credited toward it at closing, meaning a buyer who has already put down earnest money typically only needs to bring the remaining difference to actually complete the full agreed down payment amount.
If a sale ultimately falls through for a reason covered under the purchase contract, the earnest money is generally returned to the buyer, though it can be forfeited to the seller if the buyer walks away without a valid contractual excuse.