First-Time Homebuyer Calculator
Estimate down payment, closing costs, and monthly payment for first-time buyers.
By Konstantin Iakovlev · Updated April 2026 · Source: CFPB — Owning a Home
Eligible
Yes
DPA Amount
$20,000.00
Program Details
| Program | CalHFA Dream |
| Income Limit | $180,000.00 |
| Down Payment Assistance | $20,000.00 |
| Estimated Loan | $380,000.00 |
Use the First-Time Homebuyer Calculator above to calculate your results. Enter your values and see instant results — all calculations run in your browser.
Disclaimer: This calculator is for informational purposes only and does not constitute tax, financial, or legal advice. Results are estimates based on the information you provide and current rates. Always consult a qualified tax professional or financial advisor for advice specific to your situation.
How It Works
Working out how much house your finances can actually support is the first real step for anyone buying for the first time. By weighing your income against your debts and the down payment you can put together, this estimate keeps your expectations grounded and helps you steer clear of stretching your budget too thin once the search begins.
Affordability here turns mainly on your debt-to-income ratio, looking at both the front-end figure for housing alone and the back-end figure that folds in all your obligations. The projection then layers in your target down payment percentage and the monthly housing costs that make up PITI, principal, interest, property taxes, and insurance, to arrive at a maximum home price that fits.
Closing costs and the steady drip of upkeep tend to slip off the radar for first-time buyers, yet both belong in any honest budget. Fixating on the monthly mortgage payment alone hides the larger truth that homeownership is a far broader financial commitment than that single line item suggests.
Example: Samantha's First Home
- 1 Samantha earns $70,000 annually. She has a student loan payment of $200/month and a car payment of $150/month. She has saved $30,000 for a down payment and is looking for a 30-year fixed mortgage at 6.5% interest. She estimates property taxes and insurance will be $300/month.
- 2 The calculator would first determine her maximum allowable monthly housing payment based on her income and existing debts (e.g., using a 28/36 DTI rule). With her $30,000 down payment, it would then work backward from her maximum PITI to estimate the highest home price she can afford at the given interest rate.
- 3 Based on these inputs, the calculator estimates Samantha can afford a home up to $320,000, with an estimated monthly mortgage payment (PITI) of approximately $2,100.
- 4 Samantha now has a realistic budget range for her home search. She knows that while she might qualify for a higher loan, staying within this budget ensures her monthly housing costs are manageable alongside her other financial obligations.
Source: CFPB — Owning a Home · Last updated: April 2026
Frequently Asked Questions
How much do I need for a down payment as a first-time buyer?
What are closing costs for first-time homebuyers?
What first-time homebuyer programs are available?
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