Mortgage & real estate

Gross Rent Multiplier Calculator

Divide a property's price by its annual rent to find the gross rent multiplier, a quick gauge for comparing rental investments.

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Price & annual rent

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$

Enter the property price and annual rent to see the GRM.

Worked example

With these example inputs:

  • Property price$500,000
  • Annual rent$40,000

Gross rent multiplier: 12.50

  • The other way round0.08
  • If the first figure were 10% higher13.75

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Frequently asked questions

What is the gross rent multiplier?

GRM is the property price divided by its gross annual rent. A $500,000 property renting for $40,000 a year has a GRM of 12.5.

How is GRM used?

It is a fast screening tool: a lower GRM can signal a cheaper property relative to rent. Unlike cap rate, it ignores expenses, so use it for quick comparison only.