Free United States savings goal calculator with country-specific defaults and clear step-by-step results.
Works out how many months of regular deposits (earning compound interest) it takes to reach a savings goal.
Formula
Future value = PMT × ((1 + i)^n − 1) / i, solved for n
Assumes a fixed interest rate with monthly compounding.
Works out how many months of regular deposits (earning compound interest) it takes to reach a savings goal.
Setting a concrete timeline for a goal makes it achievable — you can see exactly what each month's deposit does.
In United States, imperial units are in everyday use.
Results on this page are expressed in USD (US Dollar). Figures are estimates for general planning — confirm current rates and thresholds with the relevant United States authority before relying on them.