Savings Goal Calculator

Tell this savings goal calculator your goal and it tells you how much to put away each month, week or day, or how long the amount you can save will take. The result updates as you type, at whatever interest rate your savings account pays.

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Rough long-run averages. Use 0% for cash in a drawer, ~4% for a high-yield savings account, ~7% for stock index funds.

You need to save

$–/month

  • Starting savings–
  • Monthly deposits–
  • Interest earned–
  • Balance at the end–
You put in Interest earned

Year-by-year breakdown

YearYou put inInterestBalance

Private by design: this runs entirely in your browser. Nothing you type is stored or sent anywhere.

How it works

Your goal is funded from three places: the money you already saved, your monthly deposits, and the interest both earn. This savings goal calculator finds how much your balance grows on its own, then the deposit that fills the gap.

Most savings accounts credit interest monthly, which is what it assumes, with deposits at month-end:

M = ( G − P(1+i)n ) × i / ( (1+i)n − 1 )
  • M — the monthly deposit you’re solving for
  • G — your goal
  • P — what you’ve already saved
  • i — monthly interest rate (annual rate ÷ 12)
  • n — number of months

With the defaults above, $5,000 grows to about $6,105 on its own over 5 years at 4%, leaving $18,895 for your deposits to cover. The monthly amount that gets there, deposits plus the interest they earn, is about $285 a month.

The same plan reads as $65.77 a week or $9.37 a day. A weekly or daily figure is the monthly deposit spread evenly across the month, so all three add up to the same $17,100 of deposits.

Switch to How long it takes and the formula runs the other way. Enter what you can save each month, week or day, and it solves for n, the number of months until your balance reaches the goal.

Of that $25,000 goal, roughly $2,900 arrives as interest you never had to save. That share is the part your savings account funds for you, and it rises with the annual percentage yield (APY) the bank pays.

Interest you leave in the account earns interest of its own, which is compounding. That effect is small over a year or two, and it does more of the work as the term stretches out.

Every result is checked against independent reference math. See how we test the calculators →

A worked example: $25,000 in five years

Say you want $25,000 for a home down payment in five years, and you already have $5,000 set aside earning 4%. What does it take each month? The calculator says $285.

Your $5,000 head start quietly grows to $6,105 on its own, so your deposits only have to cover the rest. Over the five years those deposits add up to $17,100, and the interest they earn chips in another $2,900, landing you right at $25,000.

Where you keep the money moves the deposit a lot. Park it in cash at 0% and you would need $333 a month. Move it into index funds earning 7% and it drops to $250 for the very same goal.

Enter your own target, timeline, and rate to see your monthly number.

How to use this calculator

  1. Pick the question: how much to save by a date, or how long your saving pace takes.
  2. Enter your goal: the full amount you want, at today's price.
  3. Add what you have already saved, so it solves only for the gap.
  4. Set the deadline, or the amount you can save each month, week or day.
  5. Enter the annual rate your savings account pays, or 0% if it pays nothing.
  6. Read the answer, switch it between month, week and day, and adjust until the plan fits your budget.

Ways to hit your savings goal sooner

Small changes to the inputs move the monthly deposit more than most people expect.

  • Start now, not at a round date. Waiting a year pushes the monthly cost from $285 to about $365, a 28% increase.
  • Automate the transfer on payday. Money that leaves your checking account before you see it beats saving what is left.
  • Match the account to the timeline. A high-yield savings account pays a real annual percentage yield without risking cash you need soon.
  • Put a bonus or tax refund straight into the balance. That one deposit cuts months off the goal, and the monthly amount you still need drops with it.
  • Round the deposit up to the nearest $25. The extra is small enough to ignore in your budget, and it still pulls the finish date forward.
  • Raise the deposit when your income rises, since the rest of your budget is unchanged.
  • Name the savings account after the target. A labelled account gets spent less often than one holding all your spare cash.

Monthly, weekly or daily: does it matter how often you save?

For the total, barely. Money paid in a little earlier earns a few days of extra interest, which is why the weekly and daily figures here run a touch high rather than short. So pick the cadence that matches how you are paid.

A weekly amount is not the monthly one divided by four. A month averages about 4.33 weeks, so dividing by four leaves you short, and this calculator multiplies by 12 and divides by 52 instead. On the defaults that is $285 a month or $65.77 a week.

A daily figure works best as a framing trick for small, near goals. $27.39 a day sounds easier than $833 a month, and 365 days of it comes to $9,997, which is why the $27.39 rule is a popular way to save $10,000 in a year. Few people make 365 transfers, so automate the weekly or monthly total and let the daily number keep you going.

How long will it take to reach your goal?

Switch the calculator to How long it takes when your budget sets the pace rather than a deadline. Enter what you can save each month, week or day, and it counts the months until your balance reaches the goal, with interest included.

Take a $15,000 goal with $2,000 already saved at 4%. At $250 a month it takes 47 months, at $350 it takes 35, and at $500 it takes 25. The extra $150 a month between the last two, about $5 a day, buys back ten months.

Raising the monthly amount is the strongest lever. From the 35-month plan, $100 more a month gets there in 28 months, a $2,000 top-up today in 29, and a 7% return only in 33. Aim to finish a month or two before any hard deadline, so a slow patch does not push you past it.

The first line under the answer also shows how far along you already are. $9,000 saved toward a $25,000 goal is 36% of the way there, and at $400 a month the rest takes about 36 months at 4%.

What does the monthly deposit assume?

A few real-world details sit outside the formula.

  • It ignores inflation. Your target is today's price, so for a goal years away, nudge it toward the future cost.
  • It assumes you never miss a month. Every skipped payment gets made up later at a higher monthly deposit.
  • It assumes deposits land at month-end. Paying in on the 1st earns a little more interest, though over a few years the difference stays small.
  • It spreads the monthly deposit evenly for the weekly and daily figures. Money paid in before month-end earns a little more than this counts, so those figures run slightly high, never short.
  • It holds a single rate for the whole term. Banks and credit unions reprice these accounts when rates move, so check yours yearly.
  • It ignores tax. Interest from an ordinary savings account is taxable in the year you earn it, while money inside a Roth IRA is not.
  • Returns are not guaranteed. An investment held for growth swings up and down, so leave a margin and revisit the goal yearly.

Where should you keep the money for your goal?

The right account depends on the timeline, and safety matters more as the deadline gets closer.

  • Under two years, stay safe and liquid. A plain savings account and short certificates of deposit (CDs) protect cash you are about to spend, including a mortgage down payment.
  • Two to five years is a middle ground. Some savers keep the money in the bank, others invest a conservative mix of mutual funds and accept small swings.
  • Five years or more, markets can help. Low-cost ETFs and index funds often beat what these accounts pay, and that investment risk eases over time.
  • Splitting the goal across two accounts is fine. Keep the part you need soon in cash, and let the rest sit in an investment you will not touch for years.
  • For a retirement goal, use an individual retirement account (IRA). A Roth IRA grows tax-free, while a traditional IRA gives tax deductions now and taxes the money later. Most IRAs hold mutual funds or a cash balance, so the account is not the investment.
  • Compare more than the headline rate. Money market accounts and CDs quote yield differently, and a money market account usually needs a higher balance.
  • The protection differs too. Money in a bank or credit union carries deposit insurance per depositor, which the FDIC explains in plain terms. That insurance applies to banking only, and SIPC covers a broker failing, not market losses.

Save for the goal or pay down debt first?

Doing both at once is normal, because loans and savings come out of the same budget. Lenders charge more than banks pay, so the rate on the debt sets the order.

  • Clear expensive balances first. A credit card often charges more than any savings account pays, so paying it down earns a guaranteed return.
  • Send spare money where the rate is highest. Anything charging more than your account pays gets the extra, and the goal takes what is left.
  • Keep a small cash buffer anyway. Without it the next surprise goes back on the credit card or onto new loans.
  • Never miss a minimum payment. Every lender reports to the credit bureaus, and payment history is the biggest part of your credit score.
  • Read your credit report twice a year. Identity theft shows up there first, and a fraudulent credit card can dent the credit you are building.
  • Be careful borrowing against the house. Home equity loans and a HELOC look cheap, but a home equity line of credit is secured on your home.
  • Shop the rate with two or three lenders. A credit union often charges less than a big bank for the same credit score, freeing money for the goal.

When financial advisors are worth the fee

Financial advisors earn their fee when your finance questions get complex, but how they are paid shapes the advice. Fee-only advisers charge a flat rate, others take a percentage of your assets under management or a commission on each sale.

Each model carries its own conflict of interest, so ask two questions before signing: are you a fiduciary, and how do you get paid? FINRA, the regulator for brokers, lets consumers check an adviser's record free through BrokerCheck.

For one savings goal you rarely need paid advice. An adviser earns the fee on mortgage, tax and estate questions, not on which savings account to open or which funds go inside a Roth IRA. The CFPB publishes plain guides on personal finance basics for consumers.

What is a realistic savings goal for a year?

A useful start is the share of take-home income you can move without breaking the rest of your budget. Common advice puts that at 10% to 20% of income a year.

The honest answer is whatever survives twelve months in a row. Put the full amount in the goal field, read the monthly cost, then stretch the deadline until it fits.

Whether $50,000 by 25 is good depends on your debt and credit score, not a round number. One month of expenses in a savings account is a realistic first year, and a full emergency fund can wait.

A named sinking fund for car repairs is easier to keep up than one savings account holding every goal.

A year-end holiday fund is a classic one-year goal. Budget the whole season (gifts, hosting, decorations and travel), say $1,500. With $100 already set aside, that takes about $114 a month at 4% if you start twelve months out, so December never has to land on a credit card.

Common questions

What is the $27.39 rule?

It says $27.39 a day adds up to about $10,000 in a year, since 365 days of it comes to $9,997. It is a framing trick, because the same goal is about $833 a month. Switch the result above to Day if the smaller number keeps you going.

What is the 50/30/20 rule for savings?

It splits take-home income three ways: 50% for needs, 30% for wants, and 20% for your savings account and debt payments above the minimum. Run your monthly deposit against that 20%. A goal that needs more is not wrong, but something in the budget has to give.

Do most Americans have $10,000 in savings?

Survey figures move a lot by year and method, so treat any single number with care. The more useful question is how long the money in your savings account would last if your pay stopped. Work out how many months your savings cover before judging yourself against an average.

How much do I need to save each week to reach $5,000 in three months?

Three months is about 13 weeks, so roughly $385 a week, or about $1,667 a month. Interest barely registers over three months, even in a high-yield savings account, so treat it as arithmetic. Set the time to 3 months and switch the result to Week to check your own numbers.

How long will it take to reach my savings goal?

Switch to How long it takes and enter what you can save each month, week or day. It counts the months until your balance reaches the goal, interest included. At $350 a month, a $15,000 goal from a $2,000 start at 4% takes 35 months.

What return should I assume?

Use a low estimate, because arriving early beats arriving short. Try 0% for cash, around 4% for a high-yield savings account or CDs, and around 7% for a diversified investment in index funds held for years. Any single stretch can sit well above or below that long-run average.

Does this account for inflation?

No. The result matches current prices only if your target does. For long timelines, raise the target toward the future price.

Or use a lower real return, say 4-5% instead of 7% for stocks, so the money keeps its purchasing power.

Sources & further reading

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