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Free Savings Goal Calculator

Work out how much you need to save each month to reach a savings goal by a target date, allowing for a starting balance and an assumed interest rate.

Compounded monthly.

Save each month
400.92

Over 24 months you’d contribute about 9,621.98. Estimate only — returns aren’t guaranteed and taxes/fees are excluded.

Projected growth

02.5k5k7.5k10k012Year
DepositsInterestY-axis = balance, starting at 0.

Year-by-year projection

YearAddedInterestBalance
14,810.9989.194,900.18
24,810.99288.8310,000.00

Estimate only. This calculator provides estimates based on the values you enter and the formula shown. It is not financial advice and may not reflect every fee, tax, or lender requirement. Check figures with a qualified professional before making financial decisions.

Quick answer

A savings goal calculator finds the monthly deposit needed to reach a target amount by a certain time. It accounts for any starting balance growing at the assumed rate, then solves for the regular contribution that closes the remaining gap.

Formula & method

monthly = (goal − start × (1 + i)^N) × i ÷ ((1 + i)^N − 1)
  • goal — the amount you want to reach
  • start — your current savings
  • i — monthly rate = annual rate ÷ 12
  • N — number of months = years × 12

If the interest rate is 0, monthly = (goal − start) ÷ N.

Examples

Example 1: $10,000 in 2 years, 0% rate, $0 start
Input
goal 10000, 2 yr, 0%
Result
≈ $416.67 / month
Why
10,000 ÷ 24 months = 416.67.
Example 2: $10,000 in 2 years at 4%, $0 start
Input
goal 10000, 2 yr, 4%
Result
≈ $400.92 / month
Why
Interest does part of the work, so you save a little less.
Example 3: $20,000 in 5 years at 5%, $5,000 start
Input
goal 20000, 5 yr, 5%, start 5000
Result
≈ $200 / month
Why
The starting balance grows and reduces the monthly amount needed.

When to use this tool

  • Planning monthly savings for a down payment, trip, or emergency fund.
  • Seeing how a starting balance or higher rate lowers the monthly amount.
  • Turning a big goal into a manageable monthly habit.

Common mistakes

  • Assuming the interest rate is guaranteed. Real returns vary, so treat the result as a target, not a promise.
  • Ignoring taxes and fees, which this estimate doesn’t include.
  • Forgetting to update the plan if your goal date or rate changes.

Frequently asked questions

How much should I save each month?

Enter your goal, time frame, starting balance, and an assumed rate; the tool solves for the monthly contribution that reaches the goal on time.

Does it account for interest?

Yes. Both your starting balance and your monthly deposits are assumed to grow at the rate you enter, compounded monthly.

What rate should I assume?

Use a conservative estimate based on where you’ll keep the money. A savings account differs greatly from investments, and returns aren’t guaranteed.

What if I can’t hit the monthly amount?

Extend the time frame, lower the goal, or increase your starting balance — each reduces the required monthly deposit.

Is this financial advice?

No. It’s an educational estimate. Consult a qualified professional before making financial decisions.

What if my interest rate changes during my savings plan?

This tool assumes a fixed rate for the entire period. If rates change (as they do with variable savings accounts), recalculate with the new rate. You may save more or less than planned.

Should I use a conservative or aggressive interest rate estimate?

Conservative is safer: use your savings account's current APY (usually 4-5% in 2026). Investments may promise higher returns but carry risk. A lower estimate means you save more — good for reliability.

Sources & references

External references open in a new tab. We are independent and not affiliated with these organizations.

Disclaimer

This calculator provides estimates based on the values you enter and the formula shown. It is not financial advice and may not reflect every fee, tax, or lender requirement. Check figures with a qualified professional before making financial decisions.

  • ✓ Free to use
  • ✓ No sign-up required
  • ✓ Runs entirely in your browser — nothing is uploaded.
  • ✓ Formula and method shown above
Last updated: How we calculateReport a correctionDisclaimer

Provided “as is” for general information only — results may be inaccurate, so verify before you rely on them. No warranty; use at your own risk.

Built and reviewed by HIFreeTools against the formula shown above and any authoritative references cited on this page. See our methodology and editorial standards.

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