Your financial picture
Enter approximate figures. You can change any value and recalculate whenever you like.
Your estimated home budget
This is an estimate based on the information you entered.
Mortgage Amortization Schedule
The schedule below shows how your estimated mortgage balance could change over time. It is automatically calculated from the mortgage amount, interest rate, and loan term used by the affordability calculator above.
| Year | Beginning Balance | Principal Paid | Interest Paid | Ending Balance |
|---|---|---|---|---|
| Enter your information above to generate your amortization schedule. | ||||
Understanding your estimate
A mortgage payment is only one piece of the cost of owning a home. Property taxes, insurance, association fees, maintenance and your existing financial commitments can significantly change what feels affordable each month.
Income matters
Lenders generally compare your housing costs and other monthly debts against your gross income when evaluating borrowing capacity.
Debt affects borrowing power
Existing car loans, student loans, credit cards and other obligations can reduce the amount available for a new mortgage.
Leave room in your budget
Qualifying for a mortgage does not necessarily mean the resulting payment will be comfortable for your household.
How This Home Affordability Calculator Works
Buying a home is one of the largest financial decisions most people make, and knowing how much you can realistically afford is an important first step. This home affordability calculator helps you create a personalized estimate by combining your income, existing monthly debt, down payment, mortgage interest rate, loan term, property taxes, homeowners insurance, HOA fees, and an optional maintenance reserve. Instead of focusing only on the purchase price, the calculator looks at the ongoing monthly cost of owning the property so you can better understand how a potential home may fit into your overall budget.
To use the calculator, begin by entering your gross monthly household income before taxes and deductions. Next, enter your existing monthly debt payments, such as auto loans, student loans, personal loans, or credit card obligations. Enter the amount you expect to use as a down payment and provide an estimated mortgage interest rate and loan term. You can then add estimated annual property taxes and homeowners insurance, along with monthly HOA or community fees if applicable. Finally, consider adding a monthly maintenance reserve to account for repairs, replacements, and routine home upkeep.
After entering your information, select Calculate My Home Budget. The calculator estimates a potential purchase price based on a housing budget equal to approximately 28% of gross monthly income. It then separates the estimated payment into principal and interest, property taxes, insurance, HOA costs, and maintenance. Existing debt is also considered when displaying the affordability indicator. You can experiment with different interest rates, down payments, homeownership costs, and loan terms to see how each change affects your estimated purchasing range.
The results are intended as a planning tool rather than a mortgage approval. A lender may use different debt-to-income requirements, credit qualifications, loan programs, reserve requirements, and property-specific costs when determining how much you can borrow. Your personal comfort level may also be lower than the maximum amount a lender is willing to approve. For that reason, consider the result a starting point for evaluating your home-buying budget rather than a guarantee of what you should spend.
How Much House Can I Afford?
Your home-buying budget depends on more than the mortgage principal and interest payment. Income, recurring debt, down payment, mortgage rate, property taxes, homeowners insurance, HOA fees and maintenance can all change the purchase price that fits within a monthly budget.
This calculator uses an estimated housing target of 28% of gross monthly income, then subtracts the non-mortgage housing costs you enter to estimate how much principal and interest may fit inside that target. It also compares your estimated housing cost plus existing monthly debts with your gross income to provide a debt-to-income affordability indicator.
What the estimate includes
Mortgage payment
Principal and interest are estimated from the mortgage rate, loan term and calculated loan amount.
Ownership costs
Property taxes, homeowners insurance, HOA fees and your optional maintenance reserve reduce the amount available for principal and interest.
Debt-to-income context
Existing monthly debt is included when the tool evaluates whether the resulting housing budget falls into a comfortable, moderate or higher debt range.
This calculator does not estimate private mortgage insurance (PMI), closing costs, lender fees or every loan-program requirement. Those costs can affect the amount you may actually be able to borrow or comfortably spend.
Home Affordability Calculator FAQ
Your affordable home price depends on more than income alone. Existing debts, down payment, interest rate, property taxes, insurance, HOA fees and other housing costs all affect the result. This calculator uses a housing budget based on approximately 28% of gross monthly income and then estimates the mortgage amount that fits within that budget.
Yes. A larger down payment generally allows you to purchase a more expensive property for the same mortgage payment because you need to borrow less money. A larger down payment may also reduce the amount of interest paid over the life of the loan. Depending on the loan program, it may also affect mortgage insurance requirements.
Your mortgage payment is only part of the cost of owning a home. Property taxes and homeowners insurance can represent a significant monthly expense. Including them provides a more realistic estimate of the total housing cost rather than looking only at principal and interest.
An amortization schedule illustrates how each mortgage payment is divided between principal and interest. Early payments generally contain a larger interest component. As the loan balance decreases, progressively more of each payment goes toward principal. The schedule displayed here summarizes those changes by year.
No. This calculator is intended for personal planning and education. A mortgage lender may consider your credit profile, employment history, assets, reserves, loan program, property characteristics, debt-to-income ratios and other underwriting requirements. Your actual approved loan amount and payment may therefore differ from this estimate.
Understand the price estimate before using it
This tool sets a housing budget at 28% of gross monthly income. Other debts affect the displayed assessment, not the estimated home price. It includes maintenance in its broad ratio, so that ratio is not an exact lender underwriting DTI. Program labels do not implement every loan-program requirement.
Worked example: an $8,000 monthly income
Use gross monthly income of $8,000, other monthly debt of $600, and $60,000 down. Assume a 6% note rate and 30 years. Enter $4,800 annual property tax, $1,200 annual insurance, $100 monthly HOA, and $200 monthly maintenance.
| 28% of gross monthly income | $2,240 |
|---|---|
| Monthly tax + insurance + HOA + maintenance | $800 |
| Amount left for principal and interest | $1,440 |
| Approximate supported loan at 6% over 30 years | $240,180 |
| Loan plus $60,000 down | $300,180 estimated price |
The tool's broad debt ratio is ($2,240 + $600) ÷ $8,000 = 35.5%. It includes the entered maintenance budget. Excluding that $200 gives 33% for this simplified lender-style comparison, assuming no mortgage insurance or other obligations. Neither figure establishes eligibility.
Why changing debt may not change the home-price result
This uploaded calculator fixes its housing target at 28% of gross monthly income. It subtracts the entered non-mortgage housing costs, converts the remainder to a loan amount, and adds the down payment. Existing debts affect the accompanying ratio and assessment; they do not directly reduce the price calculation.
For example, changing the $600 debt input to $1,200 leaves the modeled price unchanged but raises the tool's ratio to 43%. That result calls for a budget review, not an assumption that the displayed house price is approved. The tool's 28% target and ratio message are planning conventions.
For a chosen budget, the fixed-rate loan formula is L = P × [1 − (1 + i)−n] ÷ i, where P is monthly principal and interest, i is annual note rate ÷ 12, and n is months. At zero interest, L = P × n.
Common mistakes and result checks
- Mixing annual income with monthly debts. Convert both to the same period first.
- Putting annual taxes in a monthly HOA field, or including maintenance twice.
- Treating the seller's current tax bill as a reliable post-purchase bill. Check local assessment rules and obtain a fresh estimate.
- Using every dollar of savings as a down payment. Closing costs, moving costs, and reserves also need funding.
- Forgetting mortgage insurance or treating a program label as complete program-specific underwriting.
Run the estimate with higher taxes, insurance, and an interest rate one percentage point higher. Then compare the full housing payment against take-home pay and actual household spending. These changes can matter more than rounding the purchase price to the nearest thousand.
Assumptions and sources
This is a fixed-rate planning calculation, not a preapproval, rate quote, or closing disclosure. It does not independently verify income, market rates, local taxes, program eligibility, or the size of a required reserve. Mortgage insurance and closing costs need separate review. The price is sensitive to costs supplied as dollar amounts rather than automatically recalculated percentages of property value.
Methodology: the formula and 28% setting are taken from this calculator's source. DTI terminology and the fact that lending limits vary are grounded in the CFPB resource linked above. Example amounts are hypothetical.
Read the related guide
Debt-to-Income Ratio and Home Affordability Explained expands the example and explains the assumptions.
Related tools and guides
- Open Home Affordability Calculator — apply these assumptions to your own numbers.
- How Extra Mortgage Payments Reduce Interest · Mortgage Payoff Calculator
- Lease Money Factor vs APR · Auto Lease Calculator
See the Editorial & Tool Methodology for our review approach.
Last reviewed: September 28, 2026 · Utiliverse editorial team. Examples are educational estimates in U.S. dollars unless stated otherwise.