Your Savings Goal
Results
Growth Over Time
How to Use the Savings Goal Calculator
This savings plan calculator offers two modes. In "How Much to Save Monthly" mode, enter your savings goal, timeline, and expected interest rate to find the exact monthly deposit needed. In "How Long to Save" mode, enter your goal and how much you can save each month to see when you'll reach your target.
The growth chart visualizes how your contributions and earned interest stack up over time, and milestone markers show when you'll hit 25%, 50%, 75%, and 100% of your goal.
Savings Goal Presets
- Emergency Fund ($15,000): Financial experts recommend saving 3–6 months of living expenses. This preset uses $15,000 as a baseline for a household with $2,500–$5,000 in monthly expenses.
- Down Payment ($60,000): A typical 20% down payment on a $300,000 home. Adjust the amount based on home prices in your area.
- Vacation ($5,000): A comfortable travel budget for a week-long trip. Saving ahead avoids putting travel on credit cards.
- Car ($30,000): The average price of a new vehicle. Even partial cash savings can reduce your loan amount and interest paid.
- Wedding ($25,000): Close to the national average wedding cost. Starting early lets compound interest help cover part of the bill.
The Math Behind the Savings Calculator
For the "monthly savings needed" calculation, the calculator uses the future value of an annuity formula rearranged to solve for the periodic payment. Given a goal amount FV, current savings PV, monthly interest rate r, and number of months n:
Monthly Payment = (FV − PV × (1 + r)n) × r / ((1 + r)n − 1)
For the "how long to save" calculation, the formula is rearranged to solve for n (number of months), using logarithms to determine how many compounding periods are needed to reach the target.
Tips for Reaching Your Savings Goal
- Automate your savings: Set up automatic transfers on payday so saving happens before spending.
- Use a high-yield savings account: Earn 4–5% APY instead of the 0.01% offered by many traditional banks.
- Track your progress: Watching your balance grow past each milestone keeps motivation high.
- Adjust as needed: If you get a raise or cut expenses, increase your monthly contribution and recalculate your timeline.
- Separate goal accounts: Many banks offer sub-accounts or buckets — use one per goal to avoid mixing funds.