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Should I Refinance My Student Loans? A Complete Guide

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Written by Morgan Reed, Founder of MyStudentLoanPayoffCalculator

Last updated: 7/2026 · Reviewed for accuracy against current federal student loan guidelines · 4 min read

Every time you open your email or listen to a podcast, a private lender is probably telling you to refinance your student loans. They promise lower interest rates, single monthly payments, and thousands of dollars in savings.

While those promises are true for the right borrower, refinancing is a permanent financial maneuver with severe risks—especially if you have federal student loans. Here is how to know if refinancing is right for you.

What is Student Loan Refinancing?

Refinancing involves applying for a new loan with a private lender. The private lender pays off your existing student loans completely, and then issues you a brand new loan. This new loan comes with a new interest rate, a new monthly payment, and a new repayment timeline.

The primary goal of refinancing is to secure a lower interest rate than what you are currently paying.

The Great Divide: Federal vs. Private Loans

The decision to refinance depends entirely on whether your current loans are federal or private.

Refinancing Private Loans: Almost Always a Good Idea

If you currently hold private student loans, you already lack federal protections. Your interest rates might be hovering around 8%, 10%, or even 12%.

If your credit score or income has improved since you originally took out the loan (which it usually does a few years after graduation), you can likely qualify for a much lower rate. Dropping an $80,000 private loan from an illustrative 9% to 5% will save you roughly $19,000 in interest over 10 years. If you have high-interest private loans, you should check refinancing rates every 12 to 18 months.

Refinancing Federal Loans: Proceed with Extreme Caution

Federal loans come with built-in safety nets that private loans simply do not offer. When you refinance a federal loan into a private loan, you permanently lose:

  • Income-Driven Repayment (IDR): Private lenders don't care if you lose your job; your payment remains the same. The federal government allows you to drop your payment to $0 if your income falls.
  • Public Service Loan Forgiveness (PSLF): Private loans are completely ineligible for PSLF and its 120-payment (10-year) forgiveness track.
  • Generous Forbearance/Deferment: Federal loans offer long runways to pause payments during hardship.
  • Federal Discharge: Relief in cases of death, disability, or sweeping government forgiveness action.

You should only refinance federal loans if you have an extremely secure job, a robust emergency fund (3-6 months of expenses), high income, and zero intention of ever working in the public sector.

What Do I Need to Refinance?

Private lenders take on risk when they buy your loans. To get approved for the best advertised rates, you generally need:

  • A Good Credit Score: Typically 650 to get approved, but 750+ to get the lowest advertised rates.
  • Low Debt-to-Income (DTI) Ratio: Lenders want to see that your monthly income easily covers your rent/mortgage, car payments, and new student loan payment.
  • Consistent Income: Proof of steady employment.

If you do not meet these criteria, you may need a creditworthy cosigner to get approved.

Fixed vs. Variable Rates

When you refinance, lenders will offer you two choices:

  • Fixed Rate: The interest rate never changes. Your monthly payment is locked in for the life of the loan. This provides immense peace of mind.
  • Variable Rate: The rate is tied to the market (often the SOFR index). It starts lower than a fixed rate, but it can rise over time. This is incredibly risky unless you plan to pay off the entire loan aggressively within 1-2 years.
Important4 Situations Where Refinancing Is a Mistake

A lower interest rate sounds like a clear win — but in these four situations, refinancing your federal loans into a private loan is a costly error even if the rate is genuinely better:

  1. You are pursuing PSLF. Private loans are categorically ineligible for Public Service Loan Forgiveness. If you refinance federal loans into a private loan today, you forfeit every qualifying payment you have made and can never earn them back. Even if you are only two years into a ten-year PSLF timeline, refinancing destroys the path to tax-free forgiveness of your remaining balance.
  2. Your income is unstable. Private refinance loans have fixed payment schedules. If your income drops — from a job loss, medical leave, or career change — private lenders have no obligation to lower your payment or grant deferment. Federal loans offer income-driven plans that can reduce payments to $0 in hardship. Giving up that flexibility before your income is reliably stable is a significant risk.
  3. You expect IDR forgiveness. If your balance is large relative to your income and you are counting on the 20- or 25-year income-driven forgiveness as your exit, refinancing removes you from that path entirely. The interest savings from refinancing would need to dramatically exceed the remaining forgiven balance to make it worthwhile.
  4. Your loans are in federal deferment or forbearance. If you are currently using a federal deferment or forbearance — or think you may need to in the next one to two years (for example, due to returning to school or a period of unemployment) — refinancing eliminates that protection. Private lenders set their own forbearance terms, which are typically far more limited than federal options.

Sources: StudentAid.gov, Consumer Financial Protection Bureau, Federal Student Aid

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