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Retirement Plan1 Calculator

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Result

Projected retirement savings157542.3713072809
↗ Finance

Retirement Savings Projection Calculator: calculate projected retirement savings from the supplied inputs.

Formula

PV × (1+r)^n + monthly contribution × ((1+r)^n−1)/r; r = monthly % / 100
  • Model: PV × (1+r)^n + monthly contribution × ((1+r)^n−1)/r; r = monthly % / 100. Constant positive monthly yield, end-of-month deposits, and no fees, taxes or market volatility. This is an arithmetic estimate, not an individualized professional decision.
  • The main inputs are Current savings, Monthly contribution, Monthly yield, Months. Enter them in the units and format shown in the calculator.
  • Use monetary amounts, rates and time periods exactly as labeled; the result reflects the assumptions entered on this page.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Retirement Plan1

Inputs
  • Current savings: 50000
  • Monthly contribution: 500
  • Monthly yield: 0.4 %
  • Months: 120

Using Current savings = 50000, Monthly contribution = 500, Monthly yield (%) = 0.4, Months = 120, result: Projected retirement savings = 157542.3713.

Sample result: Calculating…

Frequently asked questions

What does the Retirement Plan1 calculate?

Retirement Savings Projection Calculator: calculate projected retirement savings from the supplied inputs.

Which values should I enter?

Enter Current savings, Monthly contribution, Monthly yield, Months using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: PV × (1+r)^n + monthly contribution × ((1+r)^n−1)/r; r = monthly % / 100.

Why might my result differ from another source?

Results can differ when another source uses different units, rounding rules, conventions or assumptions. Compare the inputs and definitions before comparing results.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 7, 2026