Mortgage Affordability Calculator
Use this free mortgage affordability calculator to discover the max house price you can afford based on your annual income (gross). This calculator assumes a 20% deposit and a 4.5 times loan-to-income (LTI) multiple.
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Annual Income
House Price
Your Annual Income
Enter your annual income (gross)
You Can Afford
Max house price you can afford
House Price
Enter your target house price
You Must Earn
Min annual income (gross) that is required
Calculate the max house price you can afford based on your annual income (gross), or how much you must earn based on a house price. This calculator assumes a 20% deposit and a 4.5 times loan-to-income (LTI) multiple.
If you're buying with another person, enter your combined annual income (gross). Lenders assess your combined income for mortgage affordability.
This calculator provides an estimate. A lender can offer more or less depending on your credit history, existing debts, monthly commitments, employment status, affordability stress tests, and more.
Mortgage Affordability Table
This table shows the max house price you can afford based on your annual income (gross). It also shows the assumed 20% deposit used by the calculator.
| Annual Income | Max House Price | Deposit (20%) | Max Mortgage |
|---|---|---|---|
| £20,000 | £112,500 | £22,500 | £90,000 |
| £25,000 | £140,625 | £28,125 | £112,500 |
| £30,000 | £168,750 | £33,750 | £135,000 |
| £35,000 | £196,875 | £39,375 | £157,500 |
| £40,000 | £225,000 | £45,000 | £180,000 |
| £45,000 | £253,125 | £50,625 | £202,500 |
| £50,000 | £281,250 | £56,250 | £225,000 |
| £60,000 | £337,500 | £67,500 | £270,000 |
| £70,000 | £393,750 | £78,750 | £315,000 |
| £80,000 | £450,000 | £90,000 | £360,000 |
| £90,000 | £506,250 | £101,250 | £405,000 |
| £100,000 | £562,500 | £112,500 | £450,000 |
| £120,000 | £675,000 | £135,000 | £540,000 |
| £140,000 | £787,500 | £157,500 | £630,000 |
| £160,000 | £900,000 | £180,000 | £720,000 |
| £180,000 | £1,012,500 | £202,500 | £810,000 |
| £200,000 | £1,125,000 | £225,000 | £900,000 |
Frequently Asked Questions
The FAQs can help you answer common questions. It will help you to answer questions about mortgage affordability and the mortgage affordability calculator.
How Is Mortgage Affordability Calculated?
This calculator assumes a 20% deposit and a 4.5 times loan-to-income (LTI) multiple. For example, if your annual income is £80,000, the max house price you can afford is £450,000.
Can I Use a Combined Income for Mortgage Affordability?
Yes. If you're buying with another person, lenders will assess your combined annual income (gross) when assessing mortgage affordability.
Why Could a Lender Offer Less Than This Calculator?
This calculator assumes a 20% deposit and a 4.5 times loan-to-income (LTI) multiple. A lender can offer more or less depending on your credit history, existing debts, monthly commitments, employment status, affordability stress tests, and more.
Does This Include Deposit and Other Buying Costs?
This calculator assumes a 20% deposit. It does not include other buying costs like Stamp Duty, legal fees, survey fees, mortgage product fees, and moving costs.