Savings Goal Calculator
Calculate how long it may take to reach a savings goal, or estimate the monthly saving needed for a target time.
Savings Goal Results
This calculator provides an estimate only. Real savings growth can vary because of interest rates, investment returns, fees, taxes, inflation, contribution timing, and account rules.
Use this Savings Goal Calculator to estimate how long it may take to reach a savings target or how much you may need to save each month to reach the goal within a chosen time.
Important: Savings projections are estimates. Actual results can vary because of changing interest rates, investment returns, fees, taxes, inflation, and contribution timing.
Savings Goal Calculation Method
First calculate the amount still needed:
Remaining amount = savings goal − current savings
Weekly and yearly contributions are converted to a monthly equivalent:
Weekly contribution × 52 ÷ 12
Yearly contribution ÷ 12
Without interest:
Months to goal = remaining amount ÷ monthly contribution
When an annual return is entered, the calculator uses monthly compound growth:
Future value = current savings × (1 + r)n + contribution × [((1 + r)n − 1) ÷ r]
Where r is the monthly return rate and n is the number of months.
If you enter a target time, the required monthly contribution is:
Required monthly saving = [goal − current savings × (1 + r)n] × r ÷ [(1 + r)n − 1]
If the return rate is 0%, the calculator uses simple saving without compound growth.
Example
Suppose you currently have $2,000, want to reach $10,000, and save $500 per month with no interest.
Remaining amount = $10,000 − $2,000 = $8,000
Time to goal = $8,000 ÷ $500 = 16 months
At that contribution rate, it would take approximately 16 months to reach the $10,000 goal.
Important Notes
- Use the actual interest rate for a savings account when available.
- Investment returns are not guaranteed and can be negative.
- The calculation assumes regular contributions are made consistently.
- Fees, taxes, withdrawals, changing contribution amounts, and changing rates are not automatically included.
- Inflation can reduce the future purchasing power of the amount saved.
- For short-term or essential goals, consider whether relying on uncertain investment returns is appropriate.