How to use this calculator
- Enter property price, annual gross rent.
- Choose a display currency, then select Calculate. Results also update after a brief pause while you edit.
- Read the result with the assumptions below. Export details or save a second scenario to compare your choices.
Formula and method
Assumptions and limitations
Use figures for the same entity, currency and reporting period. The denominator must be positive. This ratio is descriptive and has no universal pass/fail threshold.
Worked example
With property price = 300000, annual gross rent = 30000, gross rent multiplier is approximately 10.
What the result means
GRM ignores operating expenses, vacancy and financing; it is a screening ratio rather than a complete investment analysis.
Common questions
How should I interpret gross rent multiplier?
GRM ignores operating expenses, vacancy and financing; it is a screening ratio rather than a complete investment analysis.
What should I check before using this result?
Use figures for the same entity, currency and reporting period. The denominator must be positive. This ratio is descriptive and has no universal pass/fail threshold.
Methodology and transparency
Calculation specification reviewed on 2026-10-14. Mathematical implementation is tested against independent reference fixtures. This does not imply review by a licensed financial professional. Read the testing and precision policy.