What is the Emergency Fund Calculator?
Work out how large your emergency fund should be and how long it takes to build.
Enter monthly essential expenses, months of cover, saved so far and monthly contribution and the Emergency Fund Calculator returns emergency fund target, still to save and months to reach target. Results update as you type, and nothing you enter leaves your device.
How it is calculated
Target = Monthly expenses × Months of cover
How to use it
- Enter monthly essential expenses.
- Enter months of cover in months.
- Enter saved so far.
- Enter monthly contribution.
- Read emergency fund target in the results panel. It updates as you type.
- Change any value to compare scenarios, or use Share to send the result as a link.
Worked example
Common questions
What formula does the Emergency Fund Calculator use?
It uses: Target = Monthly expenses × Months of cover.
What do I need to use the Emergency Fund Calculator?
You need monthly essential expenses, months of cover, saved so far and monthly contribution. Sensible starting values are filled in so you can see how it works straight away.
Is the Emergency Fund Calculator free, and is my data stored?
It is free with no sign-up. The calculation runs in your browser, so the values you enter are not sent to or stored on our server.