Coast FIRE Calculator
See how much you need invested now so compounding can carry the rest later.
Use your current age, target age, spending, and investments to see whether you can coast into FIRE later.
See the coast number for your target age
Save the result to your dashboard when signed in
Use the next-step prompt to adjust the plan
Before you calculate
How this page works
Step 1
Enter your time window
Use your current age and the age you want the plan to coast toward.
Step 2
Add spending and savings
Include annual expenses, current investments, and annual contributions.
Step 3
Check the coast gap
See whether your current investing is enough to let compounding finish the job.
Save it, email it, or keep going
The calculator result can be saved to your dashboard when you are signed in, emailed to yourself, or used to choose the next money move.
Plan the coast
Coast FIRE Calculator
See how much you need invested now so compounding can carry the plan later.
Set the retirement target
Use your current age, expected expenses, and the age you want to stop saving.
What to do next
Save this result and choose the next move
Related guides
Read the money context that matches this tool
More tools