Should You Refinance?
Calculate your break-even point and total interest savings to see if refinancing makes sense.
Your Current Mortgage
Proposed Refinance Loan
Roll this into the loan or pay upfront.
Cumulative Savings Timeline
See exactly when your upfront costs are paid off
| Year | Total Net Savings | Cost Recovery |
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Should You Refinance Your Mortgage? Understanding the Math
Deciding when to refinance your home is a tactical financial move that can save you thousands of dollars over the life of your loan. However, a lower interest rate doesn't always guarantee real savings. This free mortgage refinance calculator helps you navigate the complexities of closing costs, loan terms, and break-even points to ensure you're making the right choice for your future.
The Golden Rule: The Break-Even Point
The most critical metric in any refinance is the break-even point. This is the exact number of months it takes for your monthly savings to cover the upfront closing costs of your new loan. For example, if your new loan costs $6,000 to close and saves you $200 per month, your break-even point is exactly 30 months.
If you plan to stay in your home for five years but your break-even point is seven years, then refinancing would actually cost you more than you save. Our tool instantly calculates this timeline so you can visualize exactly when your "real" savings actually begin.
Rate-and-Term vs. Cash-Out Refinancing
There are generally two types of refinances you should consider:
- Rate-and-Term: The objective is to purely lower your interest rate or change the length of your loan (for example, from a 30-year to a 15-year mortgage). This is the best way to aggressively reduce total interest paid.
- Cash-Out: This allows you to borrow more than you owe on your current mortgage and take the difference in actual cash. It's often used for high-interest debt consolidation or major home improvements, but it increases your loan balance and often carries slightly higher interest rates.
Don't Ignore Your Closing Costs
Refinancing isn't free. Typical closing costs range from 2% to 5% of the total loan amount and include appraisal fees, title insurance, and bank origination fees. Some lenders offer "no-closing-cost" refinances, but these invariably come with higher interest rates that slowly offset the initial savings. We recommend entering a realistic estimate for closing costs above to get an absolutely accurate analysis.
Pro Tip: Watch the Loan Term
If you've already paid 5 years into a 30-year mortgage and you refinance into a brand *new* 30-year mortgage, you've just reset your payoff clock entirely. Even with a radically lower rate, you might end up paying more total lifetime interest simply because you're borrowing money for a longer period of time.
Common refinance questions
Should I refinance for a lower payment or a shorter term?
If cash flow is tight, a lower payment can help. If you can comfortably handle the payment, a shorter term often creates stronger long-run savings.
What if I might move in a few years?
Focus on the break-even line. A refinance that never recovers its upfront costs before you move is usually the wrong trade.
Related guide
Need a second opinion on the scenario?
Read our refinance guide for a clearer framework on break-even timing, points, and term-reset risk before you commit to a lender quote.
Read the refinance guide