The Wealth Modeler

How Many Years Must Your Money Last?

Your money has to last as long as you do. Pick a number of years and see what it takes.

Free, no account, no email. Runs in your browser and nothing is saved.

Use a lifespan estimate or just pick a safe age. Many planners use 90 to 95.

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Amounts are in whatever currency you use. Returns are after inflation, so all figures are in today's money.

Result

  1. Your money needs to last 25 years (age 65 to age 90).
  2. To do that you need about 624,883 at retirement. The 4% rule says 1,000,000. (The 4% rule assumes about 30 years.)
  3. On your current plan you'll have about 683,043. That lasts until about age 94. Surplus: about 58,160 more than you need.
  4. Change ‘Plan to age’ to see how much the number moves.

Related calculators

Not sure what age to plan to? Get a free lifespan estimate at Longevity Modeler.

Educational only. Not financial advice.