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If someone close to you has asked you to be a co-borrower or a co-signer on a loan, you might have a lot of questions about what that really means. These requests often come from family members or friends who need help qualifying for a loan, and it's important to fully understand the responsibilities, risks, and potential impacts before agreeing. Let’s talk about some of the most common questions about being a co-borrower or co-signer so you can make an informed decision.
A co-signer is someone with good credit and a stable income who agrees to back a loan for a borrower who may not qualify on their own. Co-signers are typically family members or close friends who are comfortable assuming some level of financial responsibility.
A co-borrower is someone who applies for a loan jointly with the primary borrower. As a co-borrower, you share both ownership of the asset and responsibility for repaying the loan. This arrangement is common among spouses, business partners, or close family members.
To learn more about the difference between a co-applicant or co-borrower and Co-signer check out this article What Is a Co-Applicant? Definition, Example, Vs. Co-Signer
Being a co-signer or co-borrower is a significant commitment that can have both personal and financial benefits, especially when helping a loved one with a major purchase, like a car or home, or securing a loan for education. Co-signers play a key support role by helping a primary borrower qualify for a loan, while co-borrowers typically have a shared ownership stake. Here are some benefits:
For more insight on the advantages of getting a cosigner for your mortgage make sure to check out this video Should I Get A Cosigner For My Mortgage
Both co-signing and co-borrowing affect your credit score and borrowing power. As a co-signer, the loan shows up on your credit report and adds to your debt-to-income ratio, which lenders review when evaluating your creditworthiness. Consider these potential effects:
Still wondering about the differences between co-signers and co-borrowers, or whether they appear on the title? You’re in luck! Our next video covers Co-Borrower vs. Co-Signer: What's the Difference?
If a primary borrower stops making payments, both co-signers and co-borrowers bear responsibility for the loan, which can lead to serious financial consequences. Additionally, the roles of co-signers and co-borrowers differ when it comes to ownership:
Being a co-signer or co-borrower is a significant responsibility that can have lasting financial consequences. If you trust the primary borrower and feel confident in their ability to repay the loan, it can be a valuable way to support someone you care about. However, it’s essential to weigh the risks and understand the potential impact on your credit score and financial future.
Before making a decision, consider having an honest conversation with the borrower about payment expectations and discussing contingency plans. Being financially supportive is generous, but it’s crucial to protect your own financial health in the process. For more on deciding between being a co-signer or co-borrower, read our full guide.





All Rights Reserved | Jennifer Hughes Hernandez | Senior Loan Officer | NMLS #514497
Full service residential lender with an experienced team offering expert service, reliable communications and on-time closings in the greater Houston area.

Every week we release educational videos related to hot topics in the mortgage industry on YouTube.
Subscribe to our channel to stay in-the-know!
Gardner Financial Services, Ltd., dba Legacy Mutual Mortgage, NMLS #278675, a subsidiary of Texas Partners Bank. 18402 U.S. Highway 281 N, Ste. 258, San Antonio, TX 78259. AZ BK-2001467. Check registration and licensing at nmlsconsumeraccess.org. Legacy Mutual Mortgage is an Equal Housing Lender. This is not a commitment to lend. Material is informational only and should not be construed as investment or mortgage advice. Legacy Mutual Mortgage is not an agency of the federal government. Not all loan products are available in all states. All loans are subject to credit and property approval. Not all applicants qualify. Restriction and conditions may apply. Information and programs current as of date of distribution but may change without notice. [11/2025]