Savings Goal Calculator

Find out how long to reach your goal — or how much to save each month.

Enter Your Goal Details
Please enter a valid savings goal greater than 0.
Must be 0 or more.
Please enter a positive number of years.
Annual Interest Rate 4.0%
Enter Your Savings Details
Please enter a valid savings goal greater than 0.
Must be 0 or more.
Please enter a positive contribution amount.
Annual Interest Rate 4.0%
Your Results
Total Contributions
Contributions
Interest Earned
Year-by-Year Breakdown
Year Contributions Interest Balance Progress

How to Use This Savings Goal Calculator

Choose between two modes: How Much Per Month? (enter your goal, current savings, timeline, and interest rate to find your required monthly contribution) or How Long to Save? (enter your goal, current savings, monthly contribution, and interest rate to find when you'll reach your goal). Hit Calculate and you'll instantly see a summary, visual breakdown, and a year-by-year table.

Why This Matters

Whether you're saving for a house down payment, an emergency fund, a dream vacation, or your child's education, knowing your exact monthly savings target is the difference between a vague wish and a real plan. Most people underestimate the power of compound interest — at 5% annual interest, $500/month turns into $20,483 in 3 years, meaning you earn over $1,400 just from interest. That's money you didn't have to work for.

This tool is especially useful for mid-range goals in the $5,000–$100,000 range — the kind that require consistent monthly contributions over 1–10 years. High earners saving for a $60,000 car might discover they only need $900/month at 4% over 5 years. First-time homebuyers targeting a $40,000 down payment at $800/month realize they're just 4 years away. Seeing the numbers clearly removes the anxiety of "I'll never get there."

Use the interest rate slider to model different scenarios — a high-yield savings account (4–5%), a CD ladder (4.5–5.5%), or just a standard savings account (0.5–1%). Small rate differences make a meaningful impact over 5+ years.

How It's Calculated

Monthly Contribution (PMT) Formula:

PMT = (FV - PV × (1 + r/n)^(n×t)) × (r/n) / ((1 + r/n)^(n×t) - 1)

Where FV = goal amount, PV = current savings, r = annual interest rate (decimal), n = compounding periods per year, t = years. If the interest rate is 0%, it simplifies to: PMT = (Goal − Current Savings) / (Months).

Time to Goal: We solve iteratively month-by-month, applying the formula: Balance = Balance × (1 + r/n)^(n/12) + Monthly Contribution, until Balance ≥ Goal. This handles variable compounding frequencies accurately.

Tips & Common Mistakes

Frequently Asked Questions

What interest rate should I use?

Use the actual APY of the account where you'll store your savings. In 2024, high-yield savings accounts (HYSAs) at online banks like Marcus, Ally, or SoFi offer 4.5–5.0% APY. Traditional bank savings accounts average 0.5% or less. If you're unsure, 4% is a reasonable conservative estimate for liquid savings.

Does this account for inflation?

No — this calculator uses nominal (face value) dollars and a nominal interest rate. If you want to account for inflation, subtract the expected inflation rate (typically 2–3%) from your interest rate before entering it. For example, if your account earns 5% and inflation is 3%, use a real rate of ~2%. For detailed inflation modeling, try our Inflation Adjuster Calculator.

What if I can't make contributions every month?

This calculator assumes consistent monthly contributions. If your income is irregular (freelance, seasonal, etc.), divide your annual savings target by 12 to get a monthly equivalent, and treat it as an average. In practice, you'll save more in high-income months and less in slow ones — the total still works out if you hit your annual number.

Can I use this for retirement savings?

This tool is best suited for medium-term goals (1–30 years). For retirement, the tax treatment of accounts like 401(k)s and IRAs matters a lot, and you'll want to account for employer matching. For long-term wealth building, our Investment Growth Calculator includes those factors and higher expected return rates.

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