Find out how much rental income your Buy to Let property could generate and understand your potential return.
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These numbers are estimates based on the amounts you entered. We haven’t included any unforeseen costs in our calculations.
Agreement in Principle
Get a personalised indication of how much you could borrow without impacting your credit score. Takes less than 10 minutes.
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Rental yield calculator FAQs
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Technical help with your Buy to Let application
We only provide Buy to Let mortgages online for small portfolio landlords.
- Please use our tools and guidance designed to help you complete your mortgage application online.
- We do not provide advice on Buy to Let mortgages but if you need technical help with your online application, get in touch so we can provide support.
- If you are not a small portfolio landlord, or you wish to apply with a mortgage professional, NatWest Buy to Let mortgages are available via mortgage brokers.
Call us on ${dn-0800 096 9527}
Opening hours: Mon-Fri 8am-6pm, Sat 9am-4pm, Sun Closed. Excluding public holidays.
Reviewed by: Financial Promotions Approvals team
Last updated on: 21/07/2026