Required contribution
The calculator estimates the minimum periodic contribution required based on your goal and selected duration.
Financial planning
Savings goal calculator
Calculate how much you need to save weekly, monthly or annually to reach your goal.
Estimated result
Enter the settings to calculate how much you need to save.
Effect of investment returns
A positive return can reduce the required contributions, but actual investment returns are never guaranteed.
Effect of inflation
You can automatically increase the future target to preserve approximately the same purchasing power.
Calculation Method
The calculator determines, through successive approximation, the periodic contribution required to reach your savings goal.
Formulas Used
Net Periodic Return Rate () :
Inflation-Adjusted Target (if enabled) :
If enabled, the target amount is increased to reflect the reduced purchasing power of money over the savings period.
Search for the Required Contribution () :
The algorithm tests different contribution amounts until it finds the one that reaches the target balance by the end of the period.
Displayed amounts are in nominal dollars, except where the inflation-adjusted target is used.
Important Disclaimer
This tool is provided for informational purposes only and does not constitute professional financial, tax, or investment advice.
Calculations assume a constant rate of return and fees, which does not reflect real market volatility.
Before making any financial decision, consult a qualified financial planner or advisor.
This calculator provides an estimate. It assumes a constant return rate and does not account for taxes on gains, market fluctuations, or periodic adjustments.
Results are estimates and do not guarantee any future rate of return.