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How Cap Rates Work, in Plain English

The capitalisation rate is property investing’s most quoted number. What it measures and how to use it.

By Hannah Lee, Real Estate & Personal Finance Reporter

Updated 1 min read

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How Cap Rates Work, in Plain English
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The capitalisation rate, or cap rate, compares a property’s net operating income with its price. It gives investors a quick way to compare returns across properties and markets.

The calculation

Divide annual net operating income by the property’s value or purchase price.

What it tells you

Higher cap rates usually mean higher returns but also higher perceived risk.

Its limits

Cap rates ignore financing, future growth and capital spending. Use them as a starting point, not a verdict.

Key takeaways

  • The calculation
  • What it tells you
  • Its limits

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About the author

Hannah LeeReal Estate & Personal Finance Reporter

Hannah writes about commercial and residential property, small business and personal finance.

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