Savings Goal Calculator

Know exactly what to set aside. Enter your target, current balance, APY and deadline, then press Calculate to find the monthly deposit that gets you there on time.

Written by TopicDrill Editorial Team·Updated June 2026

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Path to your goal

Balance Goal

How the savings goal calculator works

A goal becomes manageable once it has a monthly number attached to it. This tool turns a big target into that number. It grows whatever you have today forward to your deadline, then solves for the steady deposit that closes the remaining gap, crediting the interest each of those deposits will earn along the way.

The chart traces your projected balance climbing toward the goal line. When the orange area meets the dashed green line at the right edge of the chart, your plan lands the target exactly on schedule.

A quick example

Suppose you want $30,000 for a down payment in five years, you already have $5,000 set aside, and the account pays a 4% APY. The tool finds you need to deposit roughly $375 a month. Your $5,000 head start and the interest along the way do the rest of the lifting.

Things to keep in mind

A goal works best when the money sits somewhere separate from everyday spending so it is not nibbled away. Automating the deposit on payday removes the temptation entirely. For guidance on setting realistic money goals, see Investor.gov. To see how a fixed monthly deposit compounds over a longer horizon, try our savings calculator.

Frequently asked questions

How is the required monthly deposit worked out?

First the tool grows your current balance forward to the deadline at the rate you enter. Whatever is still short of the goal is then divided across the months using the future value of an annuity, which accounts for the interest each deposit will earn before the deadline.

What if my current savings already reach the goal?

If your starting balance grows enough on its own to hit the target within the time frame, the required monthly deposit shows as zero and a note confirms you are already on track. You can still add deposits to build a cushion above the goal.

Should I use a conservative interest rate?

For a fixed deadline a cautious rate is wise, because if the real return comes in lower you will still arrive on time. Using an optimistic rate lowers the required deposit but risks falling short if the account earns less than expected.

Can I change the deadline instead of the deposit?

Yes. If the monthly deposit the tool returns is more than you can manage, increase the number of years to goal and recalculate. A longer time frame spreads the work over more months and gives interest more time to help.

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