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Down Payment Calculator

Your down payment decides your loan size, your monthly payment and whether you pay mortgage insurance. This calculator shows the amount you need for your target percentage and how long it will take you to save it.

Down Payment Calculator

Enter the home price, your down payment goal and how much you save each month to see how much you need and how long it will take to save it.

Down payment needed$0
Still to save$0
Months to reach the down payment0
Approximate target date–
Estimated closing costs, 3%$0
Total cash needed$0
Press Calculate to see how much you need and how long it will take to save it.

Total cash needed is the down payment plus closing costs, estimated at 3% of the home price. This is an estimate for planning only and is not financial advice.

How to use this down payment calculator

  1. Enter the home price you are aiming for. Use listings in the area where you plan to buy, or the price range that fits your income.
  2. Set your down payment goal as a percentage of the price. Twenty percent avoids private mortgage insurance (PMI) on a conventional loan, while many loans accept 3 to 5%.
  3. Enter the amount you have already saved. Your savings account balance gives you the figure. Count only money you are willing to set aside for the home, and keep your emergency fund separate.
  4. Add the amount you can save each month. Take it from your budget, using a figure you can keep up every month rather than a best case month.
  5. Enter the APY on your savings account. Your bank shows it in its app and on your statements. High yield savings accounts pay noticeably more than standard accounts.
  6. Press Calculate. You will see the down payment you need, how much you still have to save, the number of months it will take, an approximate target date, the estimated closing costs at 3% of the price, and the total cash needed overall.

A worked example

Say you are aiming for a $400,000 home and want to put 20% down. The down payment needed is $80,000. Estimated closing costs at 3% of the price add $12,000, so the total cash needed is $92,000, not just the down payment itself.

If you have $25,000 saved already, you still have $55,000 to save. Putting away $900 a month in a savings account paying 4% APY, the interest adds a little each month on top of your deposits, and you reach the $80,000 down payment in 52 months, around February 2031.

Run the same figures with a higher monthly amount and watch the target date. Every extra $100 a month pulls the date forward, because the balance grows faster and the interest has more to work on. The date moves more than most people expect. The Consumer Financial Protection Bureau offers free guides for home buyers and borrowers.

Related calculators

How this down payment calculator works

The down payment is a percentage of the home price. On a $400,000 home, a 20% down payment is $80,000, and 20% is the level that avoids private mortgage insurance (PMI) on conventional loans.

Smaller down payments of 3 to 5% are allowed on many loans, and they can help you buy sooner. However, they mean a bigger loan, a higher monthly payment and PMI on top until you have built up enough equity.

The cash you need is more than the down payment alone, because closing costs and the cost of moving in come on top. That is why this calculator shows total cash too, with closing costs estimated at 3% of the price as well as the down payment itself.

Practical tips

Frequently asked questions

How much should I put down on a house?

Putting down 20% avoids PMI, but many buyers put down 3 to 5%. The right amount balances the monthly payment and PMI against keeping some savings back for safety.

What is PMI and when does it stop?

Private mortgage insurance (PMI) protects the lender if you stop paying. On conventional loans it is usually removed once you reach 20% equity in your home.

Should I use all my savings for a bigger down payment?

No. Keep an emergency fund, plus money for closing costs and moving, separate from your down payment, because a house with no cash reserve is risky if something goes wrong.

How much are closing costs?

Closing costs are typically 2 to 5% of the loan amount or the home price, depending on the loan and where you live. This calculator uses 3% of the price as a middle estimate.