Mortgage affordability explained: how lenders calculate it

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Even with a good credit score, lenders will evaluate whether your income can comfortably cover mortgage payments alongside existing debt. This is measured through the debt-to-income (DTI) ratio, a key metric in UK mortgage applications.

This chapter explains:

  • What a debt-to-income ratio is and why it matters
  • How UK lenders calculate affordability
  • Ways to manage your DTI for better mortgage readiness

Topics in this chapter:

  1. What is Debt-to-Income Ratio?
  2. How lenders calculate your affordability?
  3. Managing Debt-to-Income for better mortgages?

ready to speak to an independent mortgage advisor?