Rental Affordability Calculator How would you like to calculate your affordability? Using monthly rent Using your total annual income Monthly rent (£) Annual income (£) Calculate Your total income will need to be: £- If a guarantor is required then they will also need to have a total income of: £- With this total income the monthly rent that you might be able to afford would be: £- If a guarantor is required then they will also need to have a total income of: £-