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FinanceFirst financial glossary

What is Refinancing?

A direct definition, followed by examples, comparisons, related concepts, and the sources that support the explanation.

Written by , Founder and Editor, FinanceFirst

Definition

In one sentence about Refinancing

Refinancing is the process of replacing your existing mortgage with a new loan, typically to secure a lower interest rate, change the loan term, switch from an adjustable to a fixed rate, or access home equity through a cash-out refinance. The new loan pays off the original, and you begin making payments on the replacement loan.

01

Why Refinancing Matters

Refinancing can be one of the most impactful financial moves a homeowner makes. According to Freddie Mac, borrowers who refinanced in 2020-2021 saved an average of $220 per month on their mortgage payments. On a $350,000 mortgage, reducing your rate from 7.0% to 6.0% lowers your monthly principal and interest payment from $2,329 to $2,098, saving $231 per month or $2,772 per year. Over the remaining life of the loan, that totals more than $83,000 in interest savings. However, refinancing is not free. Closing costs typically range from 2-5% of the loan amount, meaning a $350,000 refinance could cost $7,000-$17,500. The key decision is whether the savings outweigh the costs, which is determined by your breakeven period.

02

Real-World Example: Refinancing Savings Analysis

Here is how refinancing a $350,000 mortgage from 7.0% to different lower rates compares, assuming $10,000 in closing costs and a 30-year term:

Real-World Example: Refinancing Savings Analysis for Refinancing
ScenarioCurrent (7.0%)Refi to 6.5%Refi to 6.0%Refi to 5.5%
Monthly P&I$2,329$2,212$2,098$1,988
Monthly SavingsN/A$117$231$341
Breakeven (months)N/A854329
Total Interest Savings (30yr)N/A$42,266$83,160$122,616
03

Refinancing Breakeven Formula

The breakeven period determines when your cumulative savings exceed your closing costs: Breakeven (months) = Total Closing Costs / Monthly Payment Savings. For example, with $10,000 in closing costs and $231 monthly savings: Breakeven = $10,000 / $231 = 43 months (approximately 3.6 years). If you plan to stay in the home longer than 43 months, refinancing makes financial sense. If you might move sooner, the closing costs may not be recovered. Always factor in the new loan's total interest cost compared to the remaining interest on your current loan, especially if you are resetting a 30-year term.

Refinancing Breakeven Formula for Refinancing
Closing CostsMonthly SavingsBreakeven Period
$5,000$15033 months
$8,000$20040 months
$10,000$25040 months
$15,000$35043 months
04

When Refinancing Makes Sense

Refinancing is worth considering in these situations:

  • Rates have dropped 0.75-1.0% or more below your current rate: This is the traditional rule of thumb, though your specific numbers may justify refinancing at a smaller reduction
  • Your credit score has improved significantly since your original loan: A higher credit score qualifies you for better rates, potentially saving thousands
  • You want to switch from an ARM to a fixed rate: If your ARM is approaching its adjustment period and rates are favorable, locking in a fixed rate provides stability
  • You want to shorten your loan term: Refinancing from a 30-year to a 15-year mortgage accelerates equity building and reduces total interest, often at a lower rate
  • You need to access home equity: A cash-out refinance lets you borrow against your equity for home improvements, debt consolidation, or other major expenses
05

Common Refinancing Mistakes

Avoid these errors when refinancing your mortgage:

  • Resetting the clock on a 30-year term: If you are 10 years into a 30-year mortgage and refinance into a new 30-year loan, you restart the amortization clock. Consider refinancing into a 20-year term to avoid paying interest for an additional decade
  • Ignoring closing costs: Rolling closing costs into the new loan means you are paying interest on those costs for decades. Compare the total cost of the new loan (including rolled-in fees) to your current loan's remaining cost
  • Refinancing too frequently: Each refinance resets your amortization and incurs closing costs. Refinancing every time rates drop by 0.25% is rarely cost-effective
  • Not shopping multiple lenders: Just like your original mortgage, refinance rates and fees vary significantly between lenders. Get at least three quotes
  • Cash-out refinancing for non-essential spending: Using home equity for vacations or consumer purchases puts your home at risk and converts unsecured spending into secured debt

Side-by-side

Rate-and-Term vs. Cash-Out Refinance

Rate-and-Term vs. Cash-Out Refinance comparison
FeatureRate-and-Term RefinanceCash-Out Refinance
PurposeLower rate or change termAccess home equity as cash
New Loan AmountSame as current balanceHigher than current balance
Typical RateStandard market rate0.125-0.5% higher than rate-and-term
Max LTVUp to 97% (conventional)Up to 80% (conventional)
Best ForReducing monthly paymentHome improvements, debt consolidation

Put the concept in context

Tools and guides for the next question

Common questions

Frequently asked questions

How often can I refinance my mortgage?

There is no legal limit on how often you can refinance, but most lenders require a seasoning period of at least 6 months between refinances. Frequent refinancing is rarely beneficial because each refinance incurs closing costs and resets your amortization schedule. Refinance only when the savings clearly justify the costs.

Can I refinance with bad credit?

Conventional refinancing typically requires a credit score of 620 or higher. FHA Streamline refinances may be available for existing FHA borrowers with less stringent credit requirements. If your credit has dropped since your original mortgage, you may receive a higher rate than your current one, making the refinance counterproductive. Focus on improving your credit score first.

What is a no-closing-cost refinance?

A no-closing-cost refinance rolls the closing costs into the loan balance or exchanges them for a slightly higher interest rate. While there are no upfront costs, you pay more over the life of the loan. This option makes sense if you plan to move or refinance again within a few years, as you avoid paying costs you cannot recover.

Should I refinance to a shorter term?

Refinancing from a 30-year to a 15-year mortgage typically lowers your rate by 0.5-0.75% and dramatically reduces total interest. However, the higher monthly payment reduces your cash flow. Only choose a shorter term if you can comfortably make the higher payments while maintaining an emergency fund and meeting other financial goals.

Evidence you can inspect

Sources and further reading

Use these links to check the underlying definition, rule, dataset, or consumer guidance. External pages can change after publication.

  1. 01CFPB: When to Refinance Your Mortgageconsumerfinance.gov (opens in a new tab)
  2. 02Freddie Mac: Refinancingfreddiemac.com (opens in a new tab)
  3. 03HUD: Refinancing Your Mortgagehud.gov (opens in a new tab)