Down Payment Formula
The down payment formula multiplies purchase price by down payment percentage. It estimates equity required for the purchase price, but total cash needed can also include closing costs, repairs, reserves, and prepaids.
Estimates are based on your inputs and assumptions. DealSharp does not provide financial, investment, legal, tax, or lending advice.
Run the number, then pressure-test the assumptions.
The down payment formula multiplies purchase price by down payment percentage. It estimates equity required for the purchase price, but total cash needed can also include closing costs, repairs, reserves, and prepaids.
Use this page to understand the metric directionally, then compare it against financing, reserves, repair risk, cash flow, and your own constraints.
Down payment = purchase price x down payment percentage
If purchase price is $300,000 and down payment percentage is 25%, down payment is $75,000.
Use the formula inside a full deal model
DealSharp helps compare assumptions, debt service, cash flow, and risk flags so this metric is not reviewed in isolation.
Open DealSharpHow to read this number
The useful move is not treating one number as a final answer. Use it to decide which assumptions deserve more review, then compare the result against cash flow, financing, reserves, repair risk, and your own constraints.
Inputs required
- Purchase price.
- Down payment percentage.
- Separate estimates for closing costs, repairs, and reserves.
Outputs explained
- Estimated down payment.
- Estimated loan amount when paired with purchase price.
- Cash-invested context for return calculations.
Assumptions to review
- The percentage applies to purchase price.
- Loan amount is purchase price minus down payment before other costs.
- Lender requirements can differ by property and borrower.
What this tells you
- Down payment explains the equity portion of the purchase.
- It connects directly to LTV.
- It helps estimate cash invested before adding other cash needs.
What this does not tell you
- It does not include every cost needed to close.
- It does not confirm financing terms.
Common mistakes
- Forgetting closing costs.
- Ignoring repair and reserve cash.
- Using the wrong percentage for the loan type.
FAQ
Is down payment included in cash-on-cash return?
Yes, down payment is usually part of total cash invested for cash-on-cash analysis.
How does down payment relate to LTV?
If value equals purchase price, a 25% down payment often means a 75% LTV scenario.
Run the full deal before deciding
This page helps with one metric or workflow. DealSharp is built for full real estate deal analysis: assumptions, financing, cash flow, repair scenarios, DSCR, cap rate, and risk flags based on your inputs.
Open DealSharpDisclaimer
DealSharp provides calculation and scenario-modeling tools for informational purposes only. Outputs are estimates based on your inputs and assumptions. DealSharp does not provide financial, investment, legal, lending, tax, or accounting advice. Verify important decisions with qualified professionals.