About the House Affordability Calculator
How much house can you afford? Uses the 28/36 debt-to-income rule, your down payment, rate and property costs.
Also known as: how much house can i afford, home affordability, mortgage affordability, max home price.
How to use this calculator
- Enter gross annual income, other monthly debt payments, down payment, mortgage rate and the other fields.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
Housing ≤ 28% of income; total debt ≤ 36%
Worked example
Using the values pre-filled in the calculator above:
- Gross annual income = 110,000
- Other monthly debt payments = 500
- Down payment = 60,000
- Mortgage rate = 6.75 %
- Term = 30 years
- Property tax & insurance (% of price / yr) = 1.5 %
the calculator returns:
- Affordable home price: 382,088
- Max monthly housing cost: 2,566.67
- Loan amount: 322,088
- Down payment share: 15.7%