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First-Time Buyer Cash Readiness Calculator

Estimate how much cash you'll need to buy a home, identify your savings gap, and see your debt-to-income ratio before taking on a mortgage.

Quick answer: Estimate purchase cash needs, the savings gap, and pre-mortgage DTI. Enter Target Home Price, Down Payment, Estimated Closing Costs, and Current Savings for This Purchase to personalize the estimate. It returns Total Cash Needed, Savings Gap, and Current DTI (Before New Mortgage) so you can compare the impact before choosing a next step. Use it to compare payment, equity, rate, and timing tradeoffs before applying or changing a loan.

SWReviewed by SwitchWize Research Desk · Last reviewed July 20, 2026
Total Cash Needed
$45,500
Total Cash Needed
$45,500
Savings Gap
$30,500
Current DTI (Before New Mortgage)
6.67%
Diagnostic

You need about $45,500 for a down payment and closing costs, leaving a gap of about $30,500 against current savings.

Your current debt-to-income ratio, before this mortgage, is 6.67%.

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What to do next

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Your action plan
  1. 1

    Review the risk level and primary pressure point

    Estimate purchase cash needs, the savings gap, and pre-mortgage DTI.

  2. 2

    Pressure-test one alternate scenario before deciding

    Assumptions change the answer, especially when rates, taxes, or timing matter.

  3. 3

    Save the result to Money Map or use the linked next action

    Turn the result into a prioritized action instead of treating it as a one-off number.

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This is an educational estimate, not tax, legal, investment, or lending advice. Tax rules, rates, and eligibility change and depend on your full situation. Confirm with a qualified professional or the provider before acting.

Calculator action path

Turn this result into a decision

Every SwitchWize calculator connects to a product comparison, rate context, guidance, alerts, and Money Map.

Rate authority hub
Compare
You could gain ~$45,500/yr. Compare nowMove from calculation to current product options.
Rate Trend
Track mortgage ratesUse market context before you decide when to act.
Guide
The Buyer-Broker Agreement: What Changed for Homebuyers After the NAR SettlementUnderstand written buyer agreements, negotiated agent compensation, and why VA seller-paid brokerage charges are not seller concessions.
Money Map
Map this $45,500/yr opportunitySave this opportunity and see how it fits your broader money plan.
Alert
Create a rate alertWatch the market instead of checking manually.

About mortgage rates

Mortgage rates depend on loan type (30-yr fixed, 15-yr fixed, ARM, FHA, VA, jumbo), your credit score, down payment, points paid, loan amount, property state, and whether you're purchasing or refinancing. The calculator above uses a representative market rate for payment estimates, your actual rate will vary.

For a personalized rate comparison, use the tool below to see lenders ranked by APR, loan type, and your profile.

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30-yr fixed · 15-yr fixed · FHA · VA · ARM: ranked by APR
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Mortgage rates shown on SwitchWize compare pages include loan type, assumed FICO, LTV, and points. Representative only. Verify all terms directly with the lender. Advertising disclosure

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Frequently Asked Questions

Everything you need to know.

What does an example First-Time Buyer Cash Readiness Calculator calculation look like?
Using this calculator's own default assumptions, a target home price of $350,000, down payment of 10% and estimated closing costs of 3% produces an estimated total cash needed of $45,500 and savings gap of $30,500. Enter your own numbers above to see how it changes for your situation.
Why does closing cost matter if I'm financing most of the home?
Closing costs are paid upfront in cash and cannot be financed with your mortgage. They're a separate expense due at signing. This is why they're included in your total cash requirement even though your down payment covers the equity portion.
How does my DTI before the mortgage affect my ability to qualify?
Your pre-mortgage DTI shows what percentage of your income already goes to debt payments. When a lender adds your new mortgage payment, they calculate your total DTI to decide if you can afford the loan, a lower pre-mortgage DTI gives you more room for a mortgage payment.
Is the First-Time Buyer Cash Readiness Calculator free to use?
Yes. SwitchWize calculators are free, and you do not need an account to run scenarios or view the result.
Does using the First-Time Buyer Cash Readiness Calculator affect my credit score?
No. Using a calculator does not trigger a credit check. A credit impact can occur only if you apply directly with a lender, card issuer, or provider.
Are the results personalized financial advice?
No. Calculator outputs are educational estimates based on the inputs you enter. Review assumptions and confirm terms directly with providers before making a financial decision.
What should I do after seeing the result?
Use the recommendation module on this page to compare mortgage lenders, or run Money Map to compare this home & mortgage decision with your other opportunities.
How does SwitchWize choose related offers?
Related offers are matched by the calculator surface (mortgage) and ranked using SwitchWize data such as rate, fees, trust signals, product fit, and switching friction. Paid relationships do not change organic ranking order.
How fresh are the rates and offers shown?
Rate and offer data is reviewed on a recurring cadence and every offer module shows review context or links to the methodology and disclosure pages.
Where can I see the ranking methodology?
The SwitchWize methodology page explains how rate freshness, editorial review, affiliate disclosure, and category ranking factors work.
Can Money Map use this result?
Yes. Money Map is the broader diagnostic path: it compares savings, mortgage, cards, and debt so you can see whether this calculator result is your highest-impact next move.

Why This Matters

Knowing your total cash requirement upfront helps you understand whether you're ready to buy now or need more time to save. Your savings gap reveals the shortfall between what you have and what you need, while your pre-mortgage DTI shows lenders how much of your income is already committed to other debts, a key factor in mortgage qualification.

How to Use It

  1. 1Enter your target home price.
  2. 2Enter your planned down payment amount.
  3. 3Enter your estimated closing costs (typically a percentage of the home price).
  4. 4Enter your current savings dedicated to this purchase.
  5. 5Enter your gross monthly income.
  6. 6Enter your total other monthly debt payments.
  7. 7Review your total cash needed, savings gap, and current DTI displayed below.
Related calculators
Down Payment CalculatorHome Affordability CalculatorClosing Costs Calculator
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