House Affordability Calculator

Enter the information you have for house Affordability in the House Affordability. The explanation below the tool helps you check the method and its limits.

You can afford a home around
—
Max monthly housing budget —
Of which P&I —
Loan amount —
Front-end / back-end —

Assumes ~25% of the housing budget goes to taxes, insurance and PMI. Based on the 28/36 lending guideline; actual pre-approval depends on credit and lender.

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How it works

Max housing budget = min(28% of monthly income, 36% of income − existing debts); loan = budget × (1−(1+r)⁻ⁿ)/r

How to use the House Affordability

Enter the requested values and start with one realistic example. Read the result together with its unit or label, then change one input at a time if you want to compare options.

Use the result as a planning estimate. Rates, fees, rules and personal circumstances can change the final figure.

Frequently Asked Questions

How much house can I afford on my salary?
Lenders typically allow housing costs up to 28% of gross monthly income (front-end ratio), provided all debts stay under 36% (back-end). On a $90,000 salary with no other debt, that is about $2,100/month for housing, which supports roughly a $310,000–$340,000 home at typical rates with 10% down.
Does this include property tax and insurance?
Yes — the calculator reserves about 25% of your housing budget for property taxes, homeowners insurance and PMI, and sizes the loan on the remaining 75%, which mirrors how pre-approvals work in practice.
What is the 28/36 rule?
A lending guideline: spend at most 28% of gross monthly income on housing, and at most 36% on housing plus all other debt payments (cars, cards, student loans). Many lenders stretch further, but staying inside 28/36 keeps the payment comfortable.