The Real Difference Between a Second Mortgage and a HELOC!

October 14, 2025

The Real Difference Between a Second Mortgage and a HELOC!

Homeowners often use their home’s equity to fund big goals like renovations, college tuition, or debt consolidation. Two popular options are a second mortgage and a HELOC. Though they sound similar, they work very differently.

What Is a Second Mortgage?

A second mortgage lets you borrow a lump sum using your home’s equity as collateral. You get the money upfront and repay it through fixed monthly payments over a set term—usually 10 to 30 years. It’s ideal for large, one-time expenses like home remodeling or paying off high-interest debt.

What Is a HELOC?

A Home Equity Line of Credit (HELOC) works more like a credit card. You can borrow money as needed up to a certain limit, pay it back, and borrow again during the draw period. Interest rates are usually variable, which means your payment can change over time.

Key Differences

  1. Payment Structure: A second mortgage has fixed payments, while a HELOC’s payments vary.
  2. Flexibility: HELOCs offer flexibility for ongoing expenses, but a second mortgage provides stability.
  3. Interest Rates: Second mortgages often have slightly higher fixed rates, while HELOCs may start lower but can rise later.

Which One Is Right for You?

If you need a lump sum for a clear purpose, a second mortgage is straightforward and predictable. If you want flexibility like funding home repairs over time, a HELOC might be better.

Understanding these two options helps you use your home equity wisely. Whether you choose a second mortgage for stability or a HELOC for flexibility, both can be powerful tools for managing your financial goals and unlocking the value of your home.

Consumers wishing to file a complaint against a company or a residential mortgage loan originator should complete and send a complaint form to the Texas Department of Savings and Mortgage Lending, 2601 North Lamar, Suite 201, Austin, Texas 78705. Complaint forms and instructions may be obtained from the Department's website at www.sml.texas.gov. A toll-free consumer hotline is available at 108770276-5550.
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